{"id":3681,"date":"2025-07-25T08:49:00","date_gmt":"2025-07-25T00:49:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3681"},"modified":"2025-07-24T11:37:10","modified_gmt":"2025-07-24T03:37:10","slug":"common-issues-in-improving-pcb-reliability","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/","title":{"rendered":"\u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0641\u064a \u062a\u062d\u0633\u064a\u0646 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#How_to_Calculate_PCB_Impedance\" >\u0643\u064a\u0641 \u062a\u062d\u0633\u0628 \u0645\u0639\u0627\u0648\u0642\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#1_Determine_PCB_Stackup_Geometry\" >1. \u062a\u062d\u062f\u064a\u062f \u062a\u0643\u062f\u064a\u0633 \u0648\u0647\u0646\u062f\u0633\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#2_Identify_Dielectric_Constant_Dk_or_%CE%B5%E1%B5%A3\" >2. \u062a\u062d\u062f\u064a\u062f \u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (Dk \u0623\u0648 \u03b5\u1d63)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#3_Choose_Impedance_Calculation_Method\" >3. \u0627\u062e\u062a\u0631 \u0637\u0631\u064a\u0642\u0629 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#4_Use_Impedance_Calculators_or_Tools\" >4. \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062d\u0627\u0633\u0628\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0623\u0648 \u0627\u0644\u0623\u062f\u0648\u0627\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#5_Optimize_Design_Based_on_Results\" >5. \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0646\u062a\u0627\u0626\u062c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#How_to_consider_signal_integrity_in_PCB_design\" >\u0643\u064a\u0641 \u062a\u0631\u0627\u0639\u064a \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#1_Layout_Design\" >1. \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062a\u062e\u0637\u064a\u0637<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#2_Impedance_Matching\" >2. \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#3_Signal_Line_Routing\" >3. \u062a\u0648\u062c\u064a\u0647 \u062e\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#4_Power_and_Grounding\" >4. \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#5_Simulation_Verification\" >5. \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#How_to_Consider_Electromagnetic_Compatibility_EMC_in_PCB_Design\" >\u0643\u064a\u0641 \u062a\u0631\u0627\u0639\u064a \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a (EMC) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#1_PCB_Layout_for_EMC\" >1. \u062a\u062e\u0637\u064a\u0637 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0644\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#2_Grounding_Techniques\" >2. \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u062a\u0623\u0631\u064a\u0636<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#3_Filtering_Suppression\" >3. \u0627\u0644\u062a\u0635\u0641\u064a\u0629 \u0648\u0627\u0644\u0642\u0645\u0639<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#4_Shielding_Interface_Design\" >4. \u0627\u0644\u062a\u062f\u0631\u064a\u0639 \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#5_Simulation_Testing\" >5. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#How_to_Consider_Power_Integrity_PI_in_PCB_Design\" >\u0643\u064a\u0641 \u062a\u0631\u0627\u0639\u064a \u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 (PI) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#1_Power_Trace_Layout\" >1. \u062a\u062e\u0637\u064a\u0637 \u062a\u062a\u0628\u0639 \u0627\u0644\u0637\u0627\u0642\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#2_Power_Filtering\" >2. \u062a\u0635\u0641\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#3_Power_and_Grounding\" >3. \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#4_Simulation_and_Validation\" >4. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0635\u062d\u0629<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#How_to_Incorporate_Design_for_Testability_DFT_in_PCB_Design\" >\u0643\u064a\u0641 \u062a\u062f\u0645\u062c \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0645\u0646 \u0623\u062c\u0644 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (DFT) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#1_Test_Points_and_Interfaces\" >1. \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0628\u064a\u0646\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#2_Board_Labeling_Silkscreen\" >2. \u062a\u0648\u0633\u064a\u0645 \u0627\u0644\u0644\u0648\u062d\u0629 (\u0628\u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#3_Programmable_Test_Techniques\" >3. \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0628\u0631\u0645\u062c\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#4_Simulation_and_Validation-2\" >4. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0635\u062d\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/common-issues-in-improving-pcb-reliability\/#Key_Design_Principles_Comparison\" >\u0645\u0642\u0627\u0631\u0646\u0629 \u0645\u0628\u0627\u062f\u0626 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Calculate_PCB_Impedance\"><\/span>\u0643\u064a\u0641 \u062a\u062d\u0633\u0628 \u0645\u0639\u0627\u0648\u0642\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u064a\u0636\u0645\u0646 \u062d\u0633\u0627\u0628 \u0645\u0639\u0627\u0648\u0642\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629\u060c \u062e\u0627\u0635\u0629\u064b \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0648\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Determine_PCB_Stackup_Geometry\"><\/span>1. \u062a\u062d\u062f\u064a\u062f \u062a\u0643\u062f\u064a\u0633 \u0648\u0647\u0646\u062f\u0633\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0639\u062f\u062f \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/strong>: \u0645\u0641\u0631\u062f\u0629 \u0623\u0648 \u0645\u0632\u062f\u0648\u062c\u0629 \u0623\u0648 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a.<\/li>\n\n<li><strong>\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 (W)<\/strong> \u0648 <strong>\u0627\u0644\u0633\u064f\u0645\u0643 (T)<\/strong>: \u0636\u0631\u0648\u0631\u064a\u0629 \u0644\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629.<\/li>\n\n<li><strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (H)<\/strong>: \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0637\u0628\u0642\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0631\u062c\u0639\u064a (\u0645\u062b\u0644 \u0627\u0644\u0623\u0631\u0636).<\/li>\n\n<li><strong>\u0648\u0632\u0646 \u0627\u0644\u0646\u062d\u0627\u0633<\/strong>: \u0639\u0627\u062f\u0629\u064b 0.5 \u0623\u0648\u0642\u064a\u0629 (17.5 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631) \u0625\u0644\u0649 2 \u0623\u0648\u0642\u064a\u0629 (70 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631).<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Identify_Dielectric_Constant_Dk_or_%CE%B5%E1%B5%A3\"><\/span>2. \u062a\u062d\u062f\u064a\u062f \u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (Dk \u0623\u0648 \u03b5\u1d63)<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>FR-4<\/strong>: ~\u062d\u0648\u0627\u0644\u064a 4.3-4.8 (\u064a\u062e\u062a\u0644\u0641 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u062a\u0631\u062f\u062f).<\/li>\n\n<li><strong>\u0631\u0648\u062c\u0631\u0632 RO4003C<\/strong>: ~3.38 (\u062e\u0633\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629).<\/li>\n\n<li><strong>\u0628\u0648\u0644\u064a\u0645\u064a\u062f<\/strong>: ~3.5 (\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u0645\u0631\u0646\u0629).<\/li>\n\n<li><em>\u0645\u0644\u0627\u062d\u0638\u0629<\/em>: \u062a\u0646\u062e\u0641\u0636 Dk \u0642\u0644\u064a\u0644\u0627\u064b \u0639\u0646\u062f \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0623\u0639\u0644\u0649.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Choose_Impedance_Calculation_Method\"><\/span>3. \u0627\u062e\u062a\u0631 \u0637\u0631\u064a\u0642\u0629 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0645\u0627\u064a\u0643\u0631\u0648\u0633\u062a\u0631\u064a\u0628<\/strong> (\u062a\u062a\u0628\u0639 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0641\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0631\u0636\u064a):<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"526\" height=\"74\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image.png\" alt=\"\" class=\"wp-image-3682\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image.png 526w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-300x42.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-18x3.png 18w\" sizes=\"auto, (max-width: 526px) 100vw, 526px\" \/><\/figure><\/div><p><strong>\u0633\u062a\u0631\u064a\u0628\u0644\u064a\u0646<\/strong> (\u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0628\u064a\u0646 \u0645\u0633\u062a\u0648\u064a\u064a\u0646 \u0623\u0631\u0636\u064a\u064a\u0646):<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"319\" height=\"63\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-1.png\" alt=\"\" class=\"wp-image-3683\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-1.png 319w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-1-300x59.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-1-18x4.png 18w\" sizes=\"auto, (max-width: 319px) 100vw, 319px\" \/><\/figure><\/div><p><strong>\u0627\u0644\u0632\u0648\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a<\/strong>: \u064a\u062a\u0637\u0644\u0628 \u062a\u0628\u0627\u0639\u062f (S) \u0628\u064a\u0646 \u0627\u0644\u0622\u062b\u0627\u0631.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"304\" height=\"49\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-3.png\" alt=\"\" class=\"wp-image-3685\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-3.png 304w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-3-300x49.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-3-18x3.png 18w\" sizes=\"auto, (max-width: 304px) 100vw, 304px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Use_Impedance_Calculators_or_Tools\"><\/span>4. \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062d\u0627\u0633\u0628\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0623\u0648 \u0627\u0644\u0623\u062f\u0648\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0623\u062f\u0648\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a<\/strong>: \u0645\u062c\u0645\u0648\u0639\u0629 \u0623\u062f\u0648\u0627\u062a \u0632\u062d\u0644 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u062d\u0627\u0633\u0628\u0629 EEWeb<\/li>\n\n<li><strong>\u0628\u0631\u0645\u062c\u064a\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/strong>: \u064a\u062a\u0636\u0645\u0646 Altium Designer \u0623\u0648 KiCad \u0623\u0648 Cadence \u062d\u0627\u0633\u0628\u0627\u062a \u0645\u0639\u0627\u0648\u0642\u0629 \u0645\u062f\u0645\u062c\u0629.<\/li>\n\n<li><strong>\u0627\u0644\u0645\u062d\u0627\u0643\u064a\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629<\/strong>: Ansys HFSS\u060c CST (\u0644\u0644\u062a\u0635\u0627\u0645\u064a\u0645 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629).<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Optimize_Design_Based_on_Results\"><\/span>5. \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0646\u062a\u0627\u0626\u062c<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>\u0636\u0628\u0637 <strong>\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639<\/strong> (\u2191 \u0627\u0644\u0639\u0631\u0636 \u2192 \u2193 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629).<\/li>\n\n<li>\u062a\u0639\u062f\u064a\u0644 <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong> (\u2191 H \u2192 \u2191 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629).<\/li>\n\n<li>\u062a\u0639\u062f\u064a\u0644 <strong>\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u062a\u0628\u0639<\/strong> \u0644\u0644\u0623\u0632\u0648\u0627\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a\u0629.<\/li>\n\n<li>\u0627\u062e\u062a\u0631 <strong>\u0627\u0644\u0645\u0648\u0627\u062f<\/strong> \u0645\u0639 Dk \u0627\u0644\u0645\u0646\u0627\u0633\u0628 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0631\u0648\u062c\u0631\u0632 \u0644\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629).<\/li><\/ul><p><strong>\u0645\u062b\u0627\u0644 \u062d\u0633\u0627\u0628\u064a (FR-4 \u0645\u064a\u0643\u0631\u0648\u0633\u062a\u0631\u064a\u0628)<\/strong><br>\u0641\u064a \u0636\u0648\u0621 \u0630\u0644\u0643:<\/p><ul class=\"wp-block-list\"><li>\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 (W) = 0.2 \u0645\u0645<\/li>\n\n<li>\u0633\u0645\u0643 \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (H) = 0.15 \u0645\u0645<\/li>\n\n<li>\u0633\u064f\u0645\u0643 \u0627\u0644\u0646\u062d\u0627\u0633 (T) = 0.035 \u0645\u0645<\/li>\n\n<li>\u03b5 \u0640 = 4.5<\/li><\/ul><p>\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0634\u0631\u064a\u0637 \u0627\u0644\u062f\u0642\u064a\u0642:<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"75\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-4.png\" alt=\"\" class=\"wp-image-3686\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-4.png 491w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-4-300x46.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/image-4-18x3.png 18w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/figure><\/div><p>\u064a\u0637\u0627\u0628\u0642 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 50\u03a9 \u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/PCB-electroplating-1.jpg\" alt=\"\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3454\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/PCB-electroplating-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/PCB-electroplating-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/PCB-electroplating-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_consider_signal_integrity_in_PCB_design\"><\/span>\u0643\u064a\u0641\u064a\u0629 \u0645\u0631\u0627\u0639\u0627\u0629 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0641\u064a <a href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/what-is-a-pcb-design\/\">\u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/a>?<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Layout_Design\"><\/span>1. \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062a\u062e\u0637\u064a\u0637<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062a\u0635\u0645\u064a\u0645 \u062a\u062e\u0637\u064a\u0637 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u0645\u0646 \u0627\u0644\u0645\u0647\u0645 \u0645\u0631\u0627\u0639\u0627\u0629 \u062a\u062e\u0637\u064a\u0637 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u062e\u0637\u0648\u0637 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0648\u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0646\u0627\u062c\u0645 \u0639\u0646 \u062a\u0642\u0627\u0637\u0639 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u062e\u0637\u0648\u0637 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0631\u0636\u064a\u0629. \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0630\u0644\u0643\u060c \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u062a\u0642\u0644\u064a\u0644 \u0637\u0648\u0644 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0648\u0627\u0644\u062a\u0623\u062e\u064a\u0631.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Impedance_Matching\"><\/span>2. \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0639\u0646\u062f \u062a\u0635\u0645\u064a\u0645 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629\u060c \u064a\u062c\u0628 \u0625\u062c\u0631\u0627\u0621 \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0644\u0636\u0645\u0627\u0646 \u062a\u0637\u0627\u0628\u0642 \u0645\u0639\u0627\u0648\u0642\u0629 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0645\u0639 \u0645\u0639\u0627\u0648\u0642\u0629 \u0645\u0635\u062f\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0627\u0644\u062d\u0645\u0644\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u062a\u062c\u0646\u0628 \u0627\u0646\u0639\u0643\u0627\u0633 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0627\u0644\u062d\u062f\u064a\u062b \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Signal_Line_Routing\"><\/span>3. \u062a\u0648\u062c\u064a\u0647 \u062e\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u064a\u0624\u062b\u0631 \u062a\u0648\u062c\u064a\u0647 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0628\u0639 \u0642\u0648\u0627\u0639\u062f \u0645\u0639\u064a\u0646\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u062d\u0627\u0641\u0638 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a\u0629 \u0639\u0644\u0649 \u0645\u0633\u0627\u0641\u0627\u062a \u0645\u0639\u064a\u0646\u0629 \u0648\u0623\u0646 \u064a\u062a\u0645 \u062a\u0648\u062c\u064a\u0647\u0647\u0627 \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062c\u0628 \u062a\u0648\u062c\u064a\u0647 \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0637\u0631\u0641 \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a \u0645\u0639 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0631\u0636\u064a\u0629\u060c \u0648\u064a\u062c\u0628 \u062a\u0642\u0644\u064a\u0644 \u0627\u0646\u062d\u0646\u0627\u0621\u0627\u062a \u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Power_and_Grounding\"><\/span>4. \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u064a\u0624\u062b\u0631 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629. \u0648\u064a\u0646\u0628\u063a\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0637\u0627\u0642\u0629 \u0648\u062a\u0623\u0631\u064a\u0636 \u0645\u0633\u062a\u0642\u0631\u064a\u0646\u060c \u0648\u064a\u0646\u0628\u063a\u064a \u062a\u0642\u0644\u064a\u0644 \u0645\u0642\u0627\u0648\u0645\u0629 \u0648\u0645\u062d\u0627\u062b\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0625\u0644\u0649 \u0623\u062f\u0646\u0649 \u062d\u062f \u0645\u0645\u0643\u0646.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Simulation_Verification\"><\/span>5. \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0628\u0639\u062f \u0627\u0643\u062a\u0645\u0627\u0644 \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u064a\u0644\u0632\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u062a\u0644\u0628\u064a \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a. \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629\u060c \u064a\u0645\u0643\u0646 \u0627\u0643\u062a\u0634\u0627\u0641 \u0645\u0634\u0643\u0644\u0627\u062a \u0645\u062b\u0644 \u062a\u0623\u062e\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633 \u0648\u0627\u0644\u062d\u062f\u064a\u062b \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u060c \u0648\u064a\u0645\u0643\u0646 \u062a\u062d\u0633\u064a\u0646 \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-soldering-2.jpg\" alt=\"\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3528\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-soldering-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-soldering-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-soldering-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Consider_Electromagnetic_Compatibility_EMC_in_PCB_Design\"><\/span>\u0643\u064a\u0641 \u062a\u0631\u0627\u0639\u064a \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a (EMC) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_PCB_Layout_for_EMC\"><\/span>1. \u062a\u062e\u0637\u064a\u0637 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0644\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a \u0625\u0644\u0649 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649<\/strong>: \u062a\u062c\u0646\u0628 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0628\u064a\u0646 \u0622\u062b\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0627\u0644\u0637\u0627\u0642\u0629\/\u0627\u0644\u0623\u0631\u0636 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062d\u062f\u064a\u062b \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644 \u0648\u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a.<\/li>\n\n<li><strong>\u0639\u0632\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629<\/strong>: \u0641\u0635\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 (\u0645\u062b\u0644 \u0627\u0644\u0633\u0627\u0639\u0627\u062a\u060c \u0648\u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629) \u0648\u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a\u0629 \u0627\u0644\u062d\u0633\u0627\u0633\u0629 \u0639\u0646 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0635\u0627\u062e\u0628\u0629 (\u0645\u062b\u0644 \u062a\u0628\u062f\u064a\u0644 \u0625\u0645\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629).<\/li>\n\n<li><strong>\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u062a\u0643\u062f\u064a\u0633 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/strong>:<\/li>\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0623\u0631\u0636\u064a\u0629 \u0635\u0644\u0628\u0629 \u0645\u062c\u0627\u0648\u0631\u0629 \u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0644\u062a\u0648\u0641\u064a\u0631 \u062a\u062f\u0631\u064a\u0639.<\/li>\n\n<li>\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0639\u0644\u0649 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0644\u0644\u0627\u062d\u062a\u0648\u0627\u0621.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Grounding_Techniques\"><\/span>2. \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u062a\u0623\u0631\u064a\u0636<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062a\u0628\u0627\u0639\u062f<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0623\u0631\u0636\u064a\u0629 \u063a\u064a\u0631 \u0645\u0646\u0642\u0637\u0639\u0629 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0648\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0627\u0644\u0645\u0634\u0639\u0629.<\/li>\n\n<li><strong>\u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u0623\u0631\u0627\u0636\u064a \u0628\u0639\u0646\u0627\u064a\u0629<\/strong>: \u0623\u0633\u0633 \u062a\u0646\u0627\u0638\u0631\u064a\u0629\/\u0631\u0642\u0645\u064a\u0629 \u0645\u0646\u0641\u0635\u0644\u0629 \u0641\u0642\u0637 \u0639\u0646\u062f \u0627\u0644\u0636\u0631\u0648\u0631\u0629\u060c \u0645\u0639 \u0646\u0642\u0637\u0629 \u062a\u0648\u0635\u064a\u0644 \u0648\u0627\u062d\u062f\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u062d\u0628\u0629 \u0641\u0631\u064a\u062a \u0623\u0648 \u0645\u0642\u0627\u0648\u0645 0\u03a9).<\/li>\n\n<li><strong>\u0639\u0628\u0631 \u0627\u0644\u062e\u064a\u0627\u0637\u0629<\/strong>: \u0636\u0639 \u0641\u064a\u0627\u062a \u0623\u0631\u0636\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u062d\u0648\u0644 \u0622\u062b\u0627\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0623\u0648 \u062d\u0648\u0627\u0641 \u0627\u0644\u0644\u0648\u062d\u0629 \u0644\u0642\u0645\u0639 \u0631\u0646\u064a\u0646 \u0627\u0644\u062a\u062c\u0648\u064a\u0641.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Filtering_Suppression\"><\/span>3. \u0627\u0644\u062a\u0635\u0641\u064a\u0629 \u0648\u0627\u0644\u0642\u0645\u0639<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062e\u0631\u0632\u0627\u062a \u0627\u0644\u0641\u0631\u064a\u062a<\/strong>: \u064a\u0636\u0627\u0641 \u0625\u0644\u0649 \u062e\u0637\u0648\u0637 \u0627\u0644\u0637\u0627\u0642\u0629\/\u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0644\u062d\u062c\u0628 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f.<\/li>\n\n<li><strong>\u0645\u0643\u062b\u0641\u0627\u062a \u0627\u0644\u0641\u0635\u0644<\/strong>: \u062a\u0648\u0636\u0639 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u062f\u0628\u0627\u0628\u064a\u0633 \u0627\u0644\u0637\u0627\u0642\u0629 IC (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 0.1\u03bcF + 1\u03bcF) \u0644\u062a\u0635\u0641\u064a\u0629 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0639\u0627\u0644\u064a\u0629 \u0648\u0645\u062a\u0648\u0633\u0637\u0629 \u0627\u0644\u062a\u0631\u062f\u062f.<\/li>\n\n<li><strong>\u0645\u062e\u0646\u0642\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0645\u0634\u062a\u0631\u0643<\/strong>: \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0627\u0644\u0623\u0632\u0648\u0627\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a\u0629 (\u0645\u062b\u0644 USB\u060c Ethernet) \u0644\u0642\u0645\u0639 \u0625\u0634\u0639\u0627\u0639 \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0634\u0627\u0626\u0639.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Shielding_Interface_Design\"><\/span>4. \u0627\u0644\u062a\u062f\u0631\u064a\u0639 \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u062f\u0631\u064a\u0639 \u0627\u0644\u0643\u0627\u0628\u0644<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0648\u0635\u0644\u0627\u062a \u0645\u062d\u0645\u064a\u0629 (\u0645\u062b\u0644 USB \u0648HDMI) \u0645\u0639 \u062a\u0623\u0631\u064a\u0636 360 \u062f\u0631\u062c\u0629 \u0625\u0644\u0649 \u0627\u0644\u0647\u064a\u0643\u0644.<\/li>\n\n<li><strong>\u0627\u0644\u062a\u062f\u0631\u064a\u0639 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0644\u0648\u062d\u0629<\/strong>: \u0625\u0636\u0627\u0641\u0629 \u0639\u0644\u0628 \u0645\u0639\u062f\u0646\u064a\u0629 \u0623\u0648 \u0637\u0644\u0627\u0621\u0627\u062a \u0645\u0648\u0635\u0644\u0629 \u0641\u0648\u0642 \u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u062d\u0633\u0627\u0633\u0629.<\/li>\n\n<li><strong>\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062d\u0627\u0641\u0629<\/strong>: \u0642\u0645 \u0628\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0622\u062b\u0627\u0631 \u0627\u0644\u062d\u0633\u0627\u0633\u0629 \u0628\u0639\u064a\u062f\u064b\u0627 \u0639\u0646 \u062d\u0648\u0627\u0641 \u0627\u0644\u0644\u0648\u062d\u0629\u061b \u0627\u0633\u062a\u062e\u062f\u0645 \u0622\u062b\u0627\u0631\u064b\u0627 \u0648\u0627\u0642\u064a\u0629 \u0623\u0648 \u0635\u0628 \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0645\u0624\u0631\u0636 \u062d\u0648\u0644\u0647\u0627.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Simulation_Testing\"><\/span>5. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u062d\u0644\u064a\u0644 \u0645\u0627 \u0642\u0628\u0644 \u0627\u0644\u062a\u062e\u0637\u064a\u0637<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0623\u062f\u0648\u0627\u062a \u0645\u062b\u0644 ANSYS HFSS \u0623\u0648 CST \u0644\u0646\u0645\u0630\u062c\u0629 \u0627\u0644\u0646\u0642\u0627\u0637 \u0627\u0644\u0633\u0627\u062e\u0646\u0629 \u0644\u0644\u0625\u0634\u0639\u0627\u0639.<\/li>\n\n<li><strong>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u062a\u062e\u0637\u064a\u0637<\/strong>:<\/li>\n\n<li>\u0625\u062c\u0631\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u0645\u0633\u062d \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0642\u0631\u064a\u0628 \u0644\u062a\u062d\u062f\u064a\u062f \u0645\u0635\u0627\u062f\u0631 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a.<\/li>\n\n<li>\u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c FCC\u060c CE) \u0644\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0627\u0644\u0645\u0634\u0639\u0629\/\u0627\u0644\u0645\u0648\u0635\u0644\u0629.<\/li>\n\n<li><strong>\u062a\u0643\u0631\u0627\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/strong>: \u0627\u0644\u062a\u062d\u0633\u064a\u0646 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0646\u062a\u0627\u0626\u062c \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0636\u0627\u0641\u0629 \u0645\u0642\u0627\u0648\u0645\u0627\u062a \u0627\u0644\u0625\u0646\u0647\u0627\u0621 \u0623\u0648 \u062a\u0639\u062f\u064a\u0644 \u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u062a\u0628\u0639).<\/li><\/ul><p><strong>\u0623\u0645\u062b\u0644\u0629 \u0644\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0633\u0627\u0639\u0629 100 \u0645\u064a\u062c\u0627 \u0647\u0631\u062a\u0632 \u062a\u0634\u0639 \u0628\u0634\u0643\u0644 \u0645\u0641\u0631\u0637: \u0625\u0636\u0627\u0641\u0629 \u0645\u0642\u0627\u0648\u0645\u0627\u062a \u0625\u0646\u0647\u0627\u0621 \u0645\u062a\u0633\u0644\u0633\u0644\u0629 \u0623\u0648 \u062a\u0648\u062c\u064a\u0647 \u0628\u064a\u0646 \u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0623\u0631\u0636\u064a\u0629.<\/li>\n\n<li>\u062a\u0628\u062f\u064a\u0644 \u0636\u0648\u0636\u0627\u0621 \u0625\u0645\u062f\u0627\u062f \u0627\u0644\u0637\u0627\u0642\u0629: \u062a\u0646\u0641\u064a\u0630 \u0645\u0631\u0634\u062d\u0627\u062a \u03c0-\u0645\u0631\u0634\u062d\u0627\u062a (LC) \u0639\u0646\u062f \u0627\u0644\u0645\u062f\u062e\u0644\u0627\u062a\/\u0627\u0644\u0645\u062e\u0631\u062c\u0627\u062a.<\/li><\/ul><p>\u0645\u0646 \u062e\u0644\u0627\u0644 \u062f\u0645\u062c \u0647\u0630\u0647 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a\u060c \u064a\u0645\u0643\u0646 \u0644\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0623\u0646 \u062a\u0641\u064a \u0628\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a EMC (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c IEC 61000) \u0645\u0639 \u062a\u0642\u0644\u064a\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0643\u0644\u0641\u0629. \u0642\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0628\u0648\u0636\u0639 \u0646\u0645\u0648\u0630\u062c \u0623\u0648\u0644\u064a \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647 \u0645\u0628\u0643\u0631\u064b\u0627!<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/pcba-2.jpg\" alt=\"\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3233\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/pcba-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/pcba-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/pcba-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Consider_Power_Integrity_PI_in_PCB_Design\"><\/span>\u0643\u064a\u0641 \u062a\u0631\u0627\u0639\u064a \u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 (PI) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Power_Trace_Layout\"><\/span>1. \u062a\u062e\u0637\u064a\u0637 \u062a\u062a\u0628\u0639 \u0627\u0644\u0637\u0627\u0642\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u0622\u062b\u0627\u0631 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0648\u0627\u0644\u0639\u0631\u064a\u0636\u0629<\/strong>: \u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 (R) \u0648\u0627\u0644\u0645\u062d\u0627\u062b\u0629 \u0627\u0644\u0637\u0641\u064a\u0644\u064a\u0629 (L) \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0648\u0627\u0644\u0636\u0648\u0636\u0627\u0621.<\/li>\n\n<li><strong>\u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a \u0645\u0639 \u062a\u062a\u0628\u0639 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a<\/strong>: \u0645\u0646\u0639 \u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u0637\u0627\u0642\u0629 \u0645\u0646 \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0628\u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0633\u0629 (\u0645\u062b\u0644 \u0627\u0644\u0633\u0627\u0639\u0627\u062a \u0648\u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a\u0629).<\/li>\n\n<li><strong>\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u0629<\/strong>:<\/li>\n\n<li>\u0641\u064a \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u060c \u062e\u0635\u0635 \u0637\u0628\u0642\u0627\u062a \u0643\u0627\u0645\u0644\u0629 \u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0623\u0631\u0636\u064a\u0629.<\/li>\n\n<li>\u064a\u062c\u0628 \u0623\u0646 \u062a\u062d\u062a\u0648\u064a \u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062d\u0631\u062c\u0629 (\u0645\u062b\u0644 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0644\u0648\u062d\u062f\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629) \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0637\u0627\u0642\u0629 \u0645\u062e\u0635\u0635\u0629.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Power_Filtering\"><\/span>2. \u062a\u0635\u0641\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0645\u0643\u062b\u0641\u0627\u062a \u0627\u0644\u0641\u0635\u0644<\/strong>:<\/li>\n\n<li>\u0627\u0644\u0645\u0643\u062b\u0641\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0644\u064a\u062a\u064a\u0629 \u0627\u0644\u0633\u0627\u0626\u0628\u0629 (10-100\u03bcF) \u0639\u0646\u062f \u0645\u062f\u062e\u0644\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062c\u0647\u062f.<\/li>\n\n<li>\u0645\u0643\u062b\u0641\u0627\u062a \u0633\u064a\u0631\u0627\u0645\u064a\u0643 \u0635\u063a\u064a\u0631\u0629 (0.1\u03bcF) \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u062f\u0628\u0627\u0628\u064a\u0633 IC \u0644\u062a\u0635\u0641\u064a\u0629 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f.<\/li>\n\n<li><strong>\u0641\u0644\u0627\u062a\u0631 LC<\/strong>:<\/li>\n\n<li>\u0623\u0636\u0641 \u0645\u0631\u0634\u062d\u0627\u062a \u03c0 (\u0645\u0643\u062b\u0641 + \u0645\u062d\u062b) \u0644\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0633\u0629 \u0644\u0644\u0636\u0648\u0636\u0627\u0621 (\u0645\u062b\u0644 \u0648\u062d\u062f\u0627\u062a PLLs).<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Power_and_Grounding\"><\/span>3. \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0625\u0631\u062c\u0627\u0639 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629<\/strong>:<\/li>\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0623\u0631\u0636\u064a\u0629 \u0635\u0644\u0628\u0629\u061b \u062a\u062c\u0646\u0628 \u0627\u0644\u0627\u0646\u0642\u0633\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0633\u0628\u0628 \u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629.<\/li>\n\n<li>\u0641\u064a\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0644\u062a\u0648\u0635\u064a\u0644 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629\/\u0627\u0644\u0623\u0631\u0636 (\u062a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0644\u062d\u062b \u0639\u0628\u0631 \u0627\u0644\u0645\u0645\u0631).<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0627\u0644\u0646\u062c\u0645\u064a<\/strong>:<\/li>\n\n<li>\u062f\u0648\u0627\u0626\u0631 \u0645\u0646\u0641\u0635\u0644\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u062d\u0633\u0627\u0633\u0629 \u0645\u0646\u0641\u0635\u0644\u0629\u060c \u0645\u0639 \u062a\u0623\u0631\u064a\u0636 \u0645\u0646 \u0646\u0642\u0637\u0629 \u0648\u0627\u062d\u062f\u0629.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Simulation_and_Validation\"><\/span>4. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0635\u062d\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u062d\u0644\u064a\u0644 \u0634\u0628\u0643\u0629 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 (PDN)<\/strong>:<\/li>\n\n<li>\u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629: (Z_{\\{{\u0646\u0635{{\u0627\u0644\u0647\u062f\u0641}} = \\frac{\\\u062f\u0644\u062a\u0627 V}{\\\u062f\u0644\u062a\u0627 I}).<\/li>\n\n<li>\u0627\u0644\u0623\u062f\u0648\u0627\u062a: ANSYS SIwave\u060c \u0648 Cadence Sigrity.<\/li>\n\n<li><strong>\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0645\u0648\u062c \u0648\u0627\u0644\u0636\u0648\u0636\u0627\u0621<\/strong>:<\/li>\n\n<li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u0637\u0627\u0642\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0631\u0627\u0633\u0645 \u0627\u0644\u0630\u0628\u0630\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Incorporate_Design_for_Testability_DFT_in_PCB_Design\"><\/span>\u0643\u064a\u0641 \u062a\u062f\u0645\u062c \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0645\u0646 \u0623\u062c\u0644 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (DFT) \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Test_Points_and_Interfaces\"><\/span>1. \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0628\u064a\u0646\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0646\u0642\u0627\u0637 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629<\/strong>:<\/li>\n\n<li>\u0642\u0645 \u0628\u062a\u0648\u0641\u064a\u0631 \u0634\u0642\u0648\u0642 \u0623\u0648 \u0648\u0633\u0627\u062f\u0627\u062a (\u0642\u0637\u0631 \u22651 \u0645\u0645\u060c \u0648\u0645\u0633\u0627\u0641\u0629 \u22652.54 \u0645\u0645) \u0644\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0645\u0633\u0628\u0627\u0631.<\/li>\n\n<li>\u062a\u0633\u0645\u064a\u0629 \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c TP1\u060c TP2).<\/li>\n\n<li><strong>\u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629<\/strong>:<\/li>\n\n<li>\u0636\u0639 \u0648\u0627\u062c\u0647\u0627\u062a JTAG \u0623\u0648 UART \u0623\u0648 SWD \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u062d\u0648\u0627\u0641 \u0627\u0644\u0644\u0648\u062d\u0629.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Board_Labeling_Silkscreen\"><\/span>2. \u062a\u0648\u0633\u064a\u0645 \u0627\u0644\u0644\u0648\u062d\u0629 (\u0628\u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629)<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a<\/strong>:<\/li>\n\n<li>\u0642\u0645 \u0628\u062a\u0633\u0645\u064a\u0629 \u0627\u0644\u0645\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c R1\u060c C2)\u060c \u0648\u0627\u0644\u0642\u0637\u0628\u064a\u0629 (+\/-)\u060c \u0648\u0627\u0644\u062f\u0628\u0648\u0633 1.<\/li>\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0634\u0627\u0634\u0629 \u062d\u0631\u064a\u0631\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0628\u0627\u064a\u0646 (\u0623\u0628\u064a\u0636\/\u0623\u0633\u0648\u062f).<\/li>\n\n<li><strong>\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0648\u0638\u064a\u0641\u064a\u0629<\/strong>:<\/li>\n\n<li>\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0627\u0637\u0642 (\u0645\u062b\u0644 \"\u0642\u0633\u0645 \u0627\u0644\u0637\u0627\u0642\u0629\") \u0644\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u062a\u0639\u0631\u0641 \u0639\u0644\u064a\u0647\u0627.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Programmable_Test_Techniques\"><\/span>3. \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0628\u0631\u0645\u062c\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0641\u062d\u0635 \u0627\u0644\u062d\u062f\u0648\u062f (JTAG)<\/strong>:<\/li>\n\n<li>\u062a\u062a\u064a\u062d \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0645\u0639\u064a\u0627\u0631 IEEE 1149.1 (\u0645\u062b\u0644 FPGAs \u0648\u0648\u062d\u062f\u0627\u062a MCU) \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0628\u064a\u0646\u064a\u0629.<\/li>\n\n<li><strong>\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0622\u0644\u064a (ATE)<\/strong>:<\/li>\n\n<li>\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0648\u0627\u062c\u0647\u0627\u062a \u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0648\u0633\u0627\u062f\u0627\u062a \u062f\u0628\u0648\u0633 \u0628\u0648\u062c\u0648).<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Simulation_and_Validation-2\"><\/span>4. \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0635\u062d\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0642\u0648\u0627\u0639\u062f DFT<\/strong>:<\/li>\n\n<li>\u0636\u0645\u0627\u0646 \u062a\u063a\u0637\u064a\u0629 \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c &gt;90% \u0645\u0646 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0627).<\/li>\n\n<li><strong>\u062a\u062d\u0644\u064a\u0644 \u0648\u0636\u0639 \u0627\u0644\u062e\u0644\u0644<\/strong>:<\/li>\n\n<li>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0639\u0628\u0631 \u0645\u062d\u0627\u0643\u0627\u0629 SPICE.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Design_Principles_Comparison\"><\/span>\u0645\u0642\u0627\u0631\u0646\u0629 \u0645\u0628\u0627\u062f\u0626 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 (PI)<\/strong><\/th><th><strong>\u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0644\u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 (DFT)<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u062a\u0648\u0632\u064a\u0639 \u0637\u0627\u0642\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<\/td><td>\u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0646\u0642\u0637\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0641\u0639\u0644\u064a<\/td><\/tr><tr><td>\u062a\u062d\u0633\u064a\u0646 \u0645\u0643\u062b\u0641 \u0627\u0644\u0641\u0635\u0644<\/td><td>\u062f\u0639\u0645 JTAG\/\u0627\u0644\u0645\u0633\u062d \u0627\u0644\u0636\u0648\u0626\u064a \u0627\u0644\u062d\u062f\u0648\u062f\u064a<\/td><\/tr><tr><td>\u062a\u0642\u0644\u064a\u0644 \u0627\u0642\u062a\u0631\u0627\u0646 \u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649<\/td><td>\u0648\u0636\u0639 \u0639\u0644\u0627\u0645\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a\/\u0627\u0644\u0648\u0627\u062c\u0647\u0629<\/td><\/tr><tr><td>\u0645\u062d\u0627\u0643\u0627\u0629 \u0634\u0628\u0643\u0629 PDN \u0648\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u062a\u0645\u0648\u062c\u0627\u062a<\/td><td>\u062a\u0635\u0645\u064a\u0645 \u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 ATE<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>\u0623\u0645\u062b\u0644\u0629<\/strong>:<\/p><ul class=\"wp-block-list\"><li><strong>\u062a\u062d\u0633\u064a\u0646 PI Optimization<\/strong>: \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0637\u0627\u0642\u0629 \u0630\u0627\u0643\u0631\u0629 DDR4 \u0630\u0627\u062a \u0623\u063a\u0637\u064a\u0629 0805 0.1\u03bcF \u0645\u062a\u0639\u062f\u062f\u0629 (\u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629 \u22640.1\u03a9).<\/li>\n\n<li><strong>\u062a\u0646\u0641\u064a\u0630 DFT<\/strong>: \u0644\u0648\u062d\u0629 \u062a\u062d\u0643\u0645 \u0635\u0646\u0627\u0639\u064a\u0629 \u0645\u0632\u0648\u062f\u0629 \u0628\u0640 20 \u0646\u0642\u0637\u0629 \u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062c\u0633 \u0627\u0644\u0637\u0627\u0626\u0631 \u0627\u0644\u0622\u0644\u064a.<\/li><\/ul><p>\u0645\u0646 \u062e\u0644\u0627\u0644 \u0645\u0639\u0627\u0644\u062c\u0629 PI \u0648DFT \u0628\u0634\u0643\u0644 \u0645\u0646\u0647\u062c\u064a\u060c \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0635\u0645\u0645\u064a\u0646 \u062a\u062d\u0633\u064a\u0646 \u0623\u062f\u0627\u0621 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0643\u064a\u0641 \u062a\u062d\u0633\u0628 \u0645\u0639\u0627\u0648\u0642\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f \u064a\u0636\u0645\u0646 \u062d\u0633\u0627\u0628 \u0645\u0639\u0627\u0648\u0642\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629\u060c \u062e\u0627\u0635\u0629\u064b \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0648\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629. 1. \u062a\u062d\u062f\u064a\u062f \u062a\u0643\u062f\u064a\u0633 \u0648\u0647\u0646\u062f\u0633\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 2. \u062a\u062d\u062f\u064a\u062f \u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (Dk \u0623\u0648 \u03b5\u1d63) 3. \u0627\u062e\u062a\u064a\u0627\u0631 \u0637\u0631\u064a\u0642\u0629 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0637\u0631\u064a\u0642\u0629 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0627\u0644\u0634\u0631\u064a\u0637 \u0627\u0644\u062f\u0642\u064a\u0642 (\u062a\u062a\u0628\u0639 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0641\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0631\u0636\u064a): \u0627\u0644\u062e\u0637 \u0627\u0644\u0634\u0631\u064a\u0637\u064a (\u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0628\u064a\u0646 \u0645\u0633\u062a\u0648\u064a\u064a\u0646 \u0623\u0631\u0636\u064a\u064a\u0646): \u0627\u0644\u0632\u0648\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a: \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u062a\u0628\u0627\u0639\u062f (S) \u0628\u064a\u0646 [...].<\/p>","protected":false},"author":1,"featured_media":3514,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[111,330],"class_list":["post-3681","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pcb","tag-pcb-reliability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Common Issues in Improving PCB Reliability - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Learn key strategies to improve PCB reliability, including impedance calculation, signal integrity, EMC, power integrity, and DFT. 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