{"id":3727,"date":"2025-07-30T17:42:23","date_gmt":"2025-07-30T09:42:23","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3727"},"modified":"2025-07-30T17:45:43","modified_gmt":"2025-07-30T09:45:43","slug":"minimum-line-width-and-line-spacing-for-pcb-circuit-boards","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/","title":{"rendered":"\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0639\u0631\u0636 \u0627\u0644\u062e\u0637 \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0627\u0644\u0623\u0633\u0637\u0631 \u0644\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\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#What_are_PCB_trace_width_and_trace_spacing\" >\u0645\u0627 \u0647\u0648 \u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u062a\u062a\u0628\u0639\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#1_Industry_Standard_Minimum_Trace_Width_and_Spacing\" >1. \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0627\u0644\u0635\u0646\u0627\u0639\u0629<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#11_Conventional_Process_Capabilities\" >1.1 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629<\/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\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#12_Advanced_Processes_HDI\" >1.2 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 (\u0645\u0628\u0627\u062f\u0631\u0629 \u0627\u0644\u062a\u0646\u0645\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\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\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#13_Extreme_Challenges\" >1.3 \u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a \u0627\u0644\u0642\u0635\u0648\u0649<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#2_Four_Key_Factors_Influencing_Trace_WidthSpacing_Selection\" >2. \u0623\u0631\u0628\u0639\u0629 \u0639\u0648\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a\u0629 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0631\u0636\/\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u062a\u0628\u0639<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#21_Current_Carrying_Capacity_and_Temperature_Rise\" >2.1 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0627\u0633\u062a\u064a\u0639\u0627\u0628\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#22_Signal_Integrity\" >2.2 \u0633\u0644\u0627\u0645\u0629 \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-9\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#23_Manufacturing_Process_and_Cost\" >2.3 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\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\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#24_Layout_Density_and_BGA_Design\" >2.4 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u062a\u062e\u0637\u064a\u0637 \u0648\u062a\u0635\u0645\u064a\u0645 BGA<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#3_PCB_Design_Optimization_Strategies\" >3. \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0627\u062a \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<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#31_Layer_Strategy\" >3.1 \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 3.1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#32_Avoid_Common_Mistakes\" >3.2 3.2 \u062a\u062c\u0646\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#33_Cost_Balancing\" >3.3 \u0645\u0648\u0627\u0632\u0646\u0629 \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#4_PCB_Design_Spacing_Specifications\" >4. \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u062a\u0628\u0627\u0639\u062f \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><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#1_Traces\" >1. \u0627\u0644\u0622\u062b\u0627\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#2_Vias\" >2. \u0641\u064a\u0627\u0633<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#3_PTH_Pads_Plated_Through-Holes\" >3. \u0648\u0633\u0627\u062f\u0627\u062a PTH (\u0645\u0637\u0644\u064a\u0651\u0629 \u0639\u0628\u0631 \u0627\u0644\u062b\u0642\u0648\u0628)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#4_Solder_Mask\" >4. \u0642\u0646\u0627\u0639 \u0627\u0644\u0644\u062d\u0627\u0645<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#5_Silkscreen_Text\" >5. \u0637\u0628\u0627\u0639\u0629 \u0628\u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629 (\u0646\u0635)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#6_Non-Plated_Slots\" >6. \u0627\u0644\u0641\u062a\u062d\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0645\u0635\u0641\u062d\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#7_Panelization\" >7. \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0623\u0644\u0648\u0627\u062d<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_PCB_trace_width_and_trace_spacing\"><\/span>\u0645\u0627 \u0647\u0648 \u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u062a\u062a\u0628\u0639\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u0641\u064a <a href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-design-principles\/\">\u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB),<\/a> <strong>\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639<\/strong> \u0648 <strong>\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u062a\u0628\u0639<\/strong> \u0645\u0639\u064a\u0627\u0631\u0627\u0646 \u0623\u0633\u0627\u0633\u064a\u0627\u0646 \u0648\u0644\u0643\u0646\u0647\u0645\u0627 \u062d\u0627\u0633\u0645\u0627\u0646:<\/p><ul class=\"wp-block-list\"><li><strong>\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639<\/strong>: \u0639\u0631\u0636 \u0627\u0644\u0631\u0642\u0627\u0642\u0629 \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062f\u062f \u0642\u062f\u0631\u0629 \u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/li>\n\n<li><strong>\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u062a\u062a\u0628\u0639<\/strong>: \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u062a\u062c\u0627\u0648\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0639\u0632\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0645\u062e\u0627\u0637\u0631 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/li><\/ul><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-line-width.jpg\" alt=\"\u0639\u0631\u0636 \u062e\u0637 \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-3728\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Industry_Standard_Minimum_Trace_Width_and_Spacing\"><\/span>1. \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0627\u0644\u0635\u0646\u0627\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_Conventional_Process_Capabilities\"><\/span>1.1 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u0645\u0635\u0646\u0639\u0648\u0646 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0648\u0646<\/strong>: \u064a\u0645\u0643\u0646 \u0644\u0623\u0643\u062b\u0631 \u0645\u0646 80% \u0625\u0646\u062a\u0627\u062c \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0628\u062b\u0628\u0627\u062a \u0645\u0639 <strong>6 \u0645\u0644\u064a\u0645\u062a\u0631\/6 \u0645\u0644\u064a\u0645\u062a\u0631<\/strong> (0.15 \u0645\u0645\/0.15 \u0645\u0645) \u0628\u062a\u0643\u0627\u0644\u064a\u0641 \u0623\u0642\u0644.<\/li>\n\n<li><strong>\u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062f\u0642\u0629<\/strong>:: \u062f\u0639\u0645 70% <strong>4 \u0645\u0644\u064a\u0645\u062a\u0631\/4 \u0645\u0644\u064a\u0645\u062a\u0631<\/strong> (0.1 \u0645\u0645\/ 0.1 \u0645\u0645)\u060c \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0645\u0639\u0638\u0645 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_Advanced_Processes_HDI\"><\/span>1.2 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 (\u0645\u0628\u0627\u062f\u0631\u0629 \u0627\u0644\u062a\u0646\u0645\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629)<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u0642\u0646\u064a\u0629 \u0645\u064a\u0643\u0631\u0648\u0641\u064a\u0627 \u0627\u0644\u062d\u0641\u0631 \u0628\u0627\u0644\u0644\u064a\u0632\u0631 \u0644\u0644\u062d\u0641\u0631 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/strong>: \u0627\u0644\u062f\u0639\u0645 <strong>2 \u0645\u0644\u064a\u0645\u062a\u0631\/2 \u0645\u0644\u064a\u0645\u062a\u0631<\/strong> (0.05 \u0645\u0645\/ 0.05 \u0645\u0645)\u060c \u0648\u062a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0641\u0627\u0626\u0642\u0629 \u0627\u0644\u0646\u062d\u0627\u0641\u0629 \u0648\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0645\u062b\u0644 \u0627\u0644\u0647\u0648\u0627\u062a\u0641 \u0627\u0644\u0630\u0643\u064a\u0629 \u0648\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629\u060c \u0648\u0644\u0643\u0646 \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641 \u062a\u0632\u064a\u062f \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13_Extreme_Challenges\"><\/span>1.3 \u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a \u0627\u0644\u0642\u0635\u0648\u0649<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>3.5 \u0645\u0644\/ 3.5 \u0645\u0644\/ 3.5 \u0645\u0644<\/strong> (0.09 \u0645\u0645\/ 0.09 \u0645\u0645) \u064a\u0642\u062a\u0635\u0631 \u0639\u0644\u0649 \u0639\u062f\u062f \u0642\u0644\u064a\u0644 \u0645\u0646 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648\u064a\u062a\u0637\u0644\u0628 \u0627\u062e\u062a\u0628\u0627\u0631 \u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0635\u0627\u0631\u0645.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Four_Key_Factors_Influencing_Trace_WidthSpacing_Selection\"><\/span>2. \u0623\u0631\u0628\u0639\u0629 \u0639\u0648\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a\u0629 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0631\u0636\/\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u062a\u0628\u0639<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Current_Carrying_Capacity_and_Temperature_Rise\"><\/span>2.1 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0627\u0633\u062a\u064a\u0639\u0627\u0628\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0645\u0631\u062c\u0639 \u0627\u0644\u0635\u064a\u063a\u0629<\/strong>: \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u064a\u0627\u0631 IPC-2221\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0641\u064a \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 \u0628\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0627\u0644\u064a\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0645\u0639 \u0633\u0645\u0643 \u0646\u062d\u0627\u0633 1 \u0623\u0648\u0646\u0635\u0629 \u0646\u062d\u0627\u0633\u064a\u0629\u060c \u064a\u062a\u0637\u0644\u0628 \u062a\u064a\u0627\u0631 1 \u0623\u0645\u0628\u064a\u0631 \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 <strong>40 \u0645\u0644 (1 \u0645\u0645)<\/strong> \u0639\u0631\u0636 \u0627\u0644\u0623\u062b\u0631 (\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629).<\/li>\n\n<li><strong>\u0623\u062f\u0627\u0629 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0622\u0644\u0627\u062a \u0627\u0644\u062d\u0627\u0633\u0628\u0629 \u0644\u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0639\u0644\u0649 \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0645\u062c\u0645\u0648\u0639\u0629 \u0623\u062f\u0648\u0627\u062a \u0633\u0627\u062a\u0648\u0631\u0646 \u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631) \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0633\u064f\u0645\u0643 \u0627\u0644\u0646\u062d\u0627\u0633 \u0648\u062d\u062f\u0648\u062f \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0644\u0644\u062d\u0635\u0648\u0644 \u0628\u0633\u0631\u0639\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647\u0627.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Signal_Integrity\"><\/span>2.2 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/strong>: \u062a\u062a\u0637\u0644\u0628 \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629\u060c \u062d\u064a\u062b \u064a\u0631\u062a\u0628\u0637 \u0639\u0631\u0636 \u0627\u0644\u0645\u0633\u0627\u0631 \u0628\u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0639\u0627\u0632\u0644\u0629 \u0648\u0627\u0644\u0633\u0645\u0627\u062d\u064a\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u0643\u0648\u0646 \u0644\u062e\u0637 \u0627\u0644\u0634\u0631\u064a\u0637 \u0627\u0644\u062f\u0642\u064a\u0642 50 \u03a9 \u0639\u0644\u0649 \u0644\u0648\u062d FR4 \u0639\u0631\u0636 \u062a\u062a\u0628\u0639 \u064a\u0628\u0644\u063a <strong>8-12 \u0645\u0644\u0644\u064a<\/strong>.<\/li>\n\n<li><strong>\u0627\u0644\u0623\u0632\u0648\u0627\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a\u0629<\/strong>: \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0648\u062a\u0628\u0627\u0639\u062f \u0645\u062a\u0633\u0627\u0648\u064d (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 5 \u0645\u0644\/5 \u0645\u0644) \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"23_Manufacturing_Process_and_Cost\"><\/span>2.3 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0639\u062a\u0628\u0629 \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/strong>: \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0639\u0631\u0636\/\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u062a\u062a\u0628\u0639 \u0623\u0642\u0644 \u0645\u0646 5 \u0645\u0644\u060c \u0642\u062f \u062a\u062a\u0636\u0627\u0639\u0641 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 (\u0628\u0633\u0628\u0628 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0644\u064a\u0632\u0631).<\/li>\n\n<li><strong>\u0627\u062e\u062a\u064a\u0627\u0631 \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0646\u062d\u0627\u0633<\/strong>: \u062a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0639\u0627\u062f\u0629\u064b 1 \u0623\u0648\u0642\u064a\u0629 (35 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631)\u060c \u0648\u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 0.5 \u0623\u0648\u0642\u064a\u0629\u061b \u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u0644\u064a\u060c \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 2 \u0623\u0648\u0642\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633 \u0628\u0633\u0645\u0627\u0643\u0629 2 \u0623\u0648\u0642\u064a\u0629 \u0648\u0644\u0643\u0646\u0647\u0627 \u062a\u062a\u0637\u0644\u0628 \u0622\u062b\u0627\u0631\u064b\u0627 \u0623\u0648\u0633\u0639.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"24_Layout_Density_and_BGA_Design\"><\/span>2.4 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u062a\u062e\u0637\u064a\u0637 \u0648\u062a\u0635\u0645\u064a\u0645 BGA<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0647\u0631\u0648\u0628 \u0645\u0646 BGA<\/strong>: \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0644\u0627\u0645\u0633 BGA \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u0645\u064a\u0644 1 \u0645\u0645\u060c \u0627\u0633\u062a\u062e\u062f\u0645 6 \u0645\u0644\/ 6 \u0645\u0644 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u062c\u064a\u0647 \u0623\u062b\u0631 \u0648\u0627\u062d\u062f \u0628\u064a\u0646 \u0633\u0646\u064a\u0646\u060c \u0648\u0627\u0633\u062a\u062e\u062f\u0645 4 \u0645\u0644\/ 4 \u0645\u0644 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u062c\u064a\u0647 \u0623\u062b\u0631\u064a\u0646.<\/li>\n\n<li><strong>\u062a\u062c\u0646\u0628 \u0627\u0644\u0627\u062e\u062a\u0646\u0627\u0642\u0627\u062a<\/strong>: \u062a\u062e\u0637\u064a\u0637 \u0639\u0631\u0636 \u0627\u0644\u0623\u062b\u0631 \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0630\u0627\u062a \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0645\u0628\u0643\u0631\u064b\u0627 \u0644\u062a\u062c\u0646\u0628 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0639\u0645\u0644 \u0644\u0627\u062d\u0642\u064b\u0627.<\/li><\/ul><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-line-width-2.jpg\" alt=\"\u0639\u0631\u0636 \u062e\u0637 \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-3729\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_PCB_Design_Optimization_Strategies\"><\/span>3. \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0627\u062a \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<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Layer_Strategy\"><\/span>3.1 \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 3.1<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0622\u062b\u0627\u0631\u064b\u0627 \u0639\u0631\u064a\u0636\u0629 \u0623\u0648 \u0635\u0628\u0651\u0627\u062a \u0646\u062d\u0627\u0633\u064a\u0629 \u0639\u0631\u064a\u0636\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 50 \u0645\u0644 +) \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0648\u062a\u0648\u0644\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/li>\n\n<li><strong>\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/strong>: \u0625\u0639\u0637\u0627\u0621 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629 \u0644\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f \u0639\u0644\u0649 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 (\u0628\u0646\u064a\u0629 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062e\u0637\u0637\u0629) \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Avoid_Common_Mistakes\"><\/span>3.2 3.2 \u062a\u062c\u0646\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0622\u062b\u0627\u0631 \u0628\u0632\u0627\u0648\u064a\u0629 \u062d\u0627\u062f\u0629<\/strong>: \u0627\u0633\u062a\u0628\u062f\u0644\u0647\u0627 \u0628\u0632\u0648\u0627\u064a\u0627 \u0645\u0646\u062d\u0646\u064a\u0629 \u0628\u0632\u0627\u0648\u064a\u0629 45 \u062f\u0631\u062c\u0629 \u0623\u0648 \u0632\u0648\u0627\u064a\u0627 \u0645\u0646\u062d\u0646\u064a\u0629 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629.<\/li>\n\n<li><strong>\u062a\u062c\u0627\u0647\u0644 \u0645\u0644\u0627\u062d\u0638\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629<\/strong>: \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0645\u0633\u062a\u0646\u062f\u0627\u062a \u0642\u062f\u0631\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u0633\u0629\u060c \u0648\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639) \u0642\u0628\u0644 \u0648\u0636\u0639 \u0627\u0644\u0644\u0645\u0633\u0627\u062a \u0627\u0644\u0623\u062e\u064a\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"33_Cost_Balancing\"><\/span>3.3 \u0645\u0648\u0627\u0632\u0646\u0629 \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>\u0625\u0639\u0637\u0627\u0621 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629 \u0644\u062a\u062e\u0641\u064a\u0641 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u062d\u0631\u062c\u0629<\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0639\u0631\u0636 \u062a\u062a\u0628\u0639 8-10 \u0645\u0644 \u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644\/\u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u062a\u0648\u0641\u064a\u0631 \u0645\u0633\u0627\u062d\u0629 \u0644\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629.<\/li><\/ul><p>\u064a\u062a\u0637\u0644\u0628 \u062a\u062d\u0633\u064a\u0646 \u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0628\u064a\u0646 \u0645\u0633\u0627\u0631\u0627\u062a\u0647 \u062a\u062d\u0642\u064a\u0642 \u0627\u0644\u062a\u0648\u0627\u0632\u0646 \u0628\u064a\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0648\u0642\u064a\u0648\u062f \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629. <strong>4 \u0645\u0644\u064a\u0645\u062a\u0631\/4 \u0645\u0644\u064a\u0645\u062a\u0631<\/strong> \u0647\u064a \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0645\u0639\u0638\u0645 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629\u060c \u0641\u064a \u062d\u064a\u0646 \u0623\u0646 <strong>2 \u0645\u0644\u064a\u0645\u062a\u0631\/2 \u0645\u0644\u064a\u0645\u062a\u0631<\/strong> \u0645\u062d\u062c\u0648\u0632\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0645\u0628\u0627\u062f\u0631\u0629 \u0627\u0644\u062a\u0646\u0645\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0648\u0631\u0629. \u0648\u064a\u0646\u0628\u063a\u064a \u0623\u0646 \u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0641\u064a \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0623\u0648\u0644\u0649 \u0623\u062f\u0648\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0645\u0639 \u0627\u0644\u0645\u0635\u0646\u0639\u064a\u0646 \u0644\u0636\u0645\u0627\u0646 \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c.<\/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-line-width-1.jpg\" alt=\"\u0639\u0631\u0636 \u062e\u0637 \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-3730\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_PCB_Design_Spacing_Specifications\"><\/span>4. \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u062a\u0628\u0627\u0639\u062f \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<span class=\"ez-toc-section-end\"><\/span><\/h2><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Traces\"><\/span><strong>1. \u0627\u0644\u0622\u062b\u0627\u0631<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0639\u0631\u0636<\/strong>: 5 \u0645\u0644 (0.127 \u0645\u0645)<\/li>\n\n<li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0632\u0645\u0646\u064a<\/strong>: 5 \u0645\u0644 (0.127 \u0645\u0645)<\/li>\n\n<li><strong>\u0627\u0644\u062a\u062a\u0628\u0639 \u0625\u0644\u0649 \u062d\u0627\u0641\u0629 \u0627\u0644\u0644\u0648\u062d\u0629<\/strong>:: \u2265 0.3 \u0645\u0645 (20 \u0645\u0644)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Vias\"><\/span><strong>2. \u0641\u064a\u0627\u0633<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u062d\u062c\u0645 \u0627\u0644\u0641\u062a\u062d\u0629<\/strong>: 0.3 \u0645\u0645 (12 \u0645\u0644)<\/li>\n\n<li><strong>\u0639\u0631\u0636 \u062d\u0644\u0642\u0629 \u0627\u0644\u0648\u0633\u0627\u062f\u0629<\/strong>:: \u22656 \u0645\u064a\u0644 (0.153 \u0645\u0645)<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0628\u064a\u0646 \u0627\u0644\u0645\u0645\u0631 \u0625\u0644\u0649 \u0627\u0644\u0645\u0645\u0631<\/strong>:: \u22656 \u0645\u064a\u0644 (\u0645\u0646 \u0627\u0644\u062d\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u0627\u0641\u0629)<\/li>\n\n<li><strong>\u0639\u0628\u0631 \u0625\u0644\u0649 \u0628\u0648\u0631\u062f \u0625\u064a\u062f\u062c<\/strong>:: \u2265 0.508 \u0645\u0645 (20 \u0645\u0644)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_PTH_Pads_Plated_Through-Holes\"><\/span><strong>3. \u0648\u0633\u0627\u062f\u0627\u062a PTH (\u0645\u0637\u0644\u064a\u0651\u0629 \u0639\u0628\u0631 \u0627\u0644\u062b\u0642\u0648\u0628)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u062d\u062c\u0645 \u0627\u0644\u0641\u062a\u062d\u0629<\/strong>:: \u2265 0.2 \u0645\u0645 \u0623\u0643\u0628\u0631 \u0645\u0646 \u0631\u0635\u0627\u0635 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a<\/li>\n\n<li><strong>\u0639\u0631\u0636 \u062d\u0644\u0642\u0629 \u0627\u0644\u0648\u0633\u0627\u062f\u0629<\/strong>:: \u2265 0.2 \u0645\u0645 (8 \u0645\u0644)<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0628\u064a\u0646 \u0627\u0644\u0641\u062a\u062d\u0629 \u0648\u0627\u0644\u0623\u062e\u0631\u0649<\/strong>:: \u2265 0.3 \u0645\u0645 (\u0645\u0646 \u0627\u0644\u062d\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u0627\u0641\u0629)<\/li>\n\n<li><strong>\u0627\u0644\u0648\u0633\u0627\u062f\u0629 \u0625\u0644\u0649 \u062d\u0627\u0641\u0629 \u0627\u0644\u0644\u0648\u062d\u0629<\/strong>:: \u2265 0.508 \u0645\u0645 (20 \u0645\u0644)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Solder_Mask\"><\/span><strong>4. \u0642\u0646\u0627\u0639 \u0627\u0644\u0644\u062d\u0627\u0645<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0641\u062a\u062a\u0627\u062d PTH\/SMD<\/strong>:: \u2265 0.1 \u0645\u0645 (4 \u0645\u0644) \u062e\u0644\u0648\u0635<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Silkscreen_Text\"><\/span><strong>5. \u0637\u0628\u0627\u0639\u0629 \u0628\u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629 (\u0646\u0635)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0639\u0631\u0636 \u0627\u0644\u062e\u0637<\/strong>:: 6 \u0645\u0644 (0.153 \u0645\u0645)<\/li>\n\n<li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0627\u0631\u062a\u0641\u0627\u0639<\/strong>: 32 \u0645\u0644 (0.811 \u0645\u0645)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Non-Plated_Slots\"><\/span><strong>6. \u0627\u0644\u0641\u062a\u062d\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0645\u0635\u0641\u062d\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0632\u0645\u0646\u064a<\/strong>:: \u2265 1.6 \u0645\u0645<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Panelization\"><\/span><strong>7. \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0623\u0644\u0648\u0627\u062d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u062a\u0628\u0627\u0639\u062f (\u0644\u0648\u062d 1.6 \u0645\u0645)<\/strong>:: \u2265 1.6 \u0645\u0645<\/li>\n\n<li><strong>\u0642\u0637\u0639 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0631\u0641 V\/\u0628\u062f\u0648\u0646 \u0645\u0633\u0627\u0641\u0627\u062a<\/strong>: ~\u062d\u0648\u0627\u0644\u064a 0.5 \u0645\u0645<\/li>\n\n<li><strong>\u062d\u0627\u0641\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/strong>:: \u2265 5 \u0645\u0645<\/li><\/ul><p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0645\u0627 \u0647\u0648 \u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0623\u062b\u0631\u061f \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB)\u060c \u064a\u0639\u062f \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 \u0648\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0628\u064a\u0646 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0645\u0639\u0644\u0645\u062a\u064a\u0646 \u0623\u0633\u0627\u0633\u064a\u062a\u064a\u0646 \u0648\u062d\u0627\u0633\u0645\u062a\u064a\u0646 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0646\u0641\u0633\u0647: 1. \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639 \u0648\u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0641\u064a \u0627\u0644\u0635\u0646\u0627\u0639\u0629 1.1 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 1.2 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 (HDI) 1.3 \u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a \u0627\u0644\u0642\u0635\u0648\u0649 2. \u0623\u0631\u0628\u0639\u0629 \u0639\u0648\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a\u0629 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639\/\u0627\u0644\u062a\u0628\u0627\u0639\u062f 2.1 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062d\u0627\u0644\u064a [&amp;hellip\u061b]<\/p>","protected":false},"author":1,"featured_media":3731,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[110,332],"class_list":["post-3727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pcb-design","tag-pcb-line-width"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Minimum line width and line spacing for PCB - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Design specifications for minimum line width and line spacing on PCB circuit boards, including manufacturing process limitations, current carrying capacity, signal integrity optimization, and cost considerations, to ensure high-performance circuit board design.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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