{"id":3485,"date":"2025-06-30T08:30:00","date_gmt":"2025-06-30T00:30:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3485"},"modified":"2025-06-26T16:10:19","modified_gmt":"2025-06-26T08:10:19","slug":"how-to-design-impedance-control-for-pcb","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/ru\/blog\/how-to-design-impedance-control-for-pcb\/","title":{"rendered":"\u041a\u0430\u043a \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0434\u043b\u044f \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b?"},"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\">Ii. \u0421\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#The_Importance_of_PCB_Impedance_Control\" >\u0412\u0430\u0436\u043d\u043e\u0441\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#The_Four_Pillars_of_Impedance_Control\" >\u0427\u0435\u0442\u044b\u0440\u0435 \u0441\u0442\u043e\u043b\u043f\u0430 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#1_Material_Selection\" >1. \u0412\u044b\u0431\u043e\u0440 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0430<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#2_Laminated_design\" >2.\u041b\u0430\u043c\u0438\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#3_Wiring_design\" >3.\u0414\u0438\u0437\u0430\u0439\u043d \u043f\u0440\u043e\u0432\u043e\u0434\u043a\u0438<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#4_Manufacturing_Process\" >4.\u041f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Common_Impedance_Control_Issues_Solutions\" >\u041e\u0431\u0449\u0438\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0438 \u0438\u0445 \u0440\u0435\u0448\u0435\u043d\u0438\u044f<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Issue_1_Via-Induced_Impedance_Discontinuity\" >\u0412\u044b\u043f\u0443\u0441\u043a 1: \u0418\u043d\u0434\u0443\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u043f\u0440\u0435\u0440\u044b\u0432\u0438\u0441\u0442\u043e\u0441\u0442\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Issue_2_Connector_Transition_Zone_Impedance_Mismatch\" >\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 2: \u043d\u0435\u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u043d\u043e\u0439 \u0437\u043e\u043d\u044b \u0440\u0430\u0437\u044a\u0435\u043c\u0430<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Issue_3_Board_Edge_Radiation_Causing_Impedance_Fluctuation\" >\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 3: \u0418\u0437\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043e\u0442 \u043a\u0440\u0430\u0435\u0432 \u043f\u043b\u0430\u0442\u044b, \u0432\u044b\u0437\u044b\u0432\u0430\u044e\u0449\u0435\u0435 \u043a\u043e\u043b\u0435\u0431\u0430\u043d\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Case_Study_10Gbps_SerDes_Channel_Impedance_Optimization\" >\u0422\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0435: \u041e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043a\u0430\u043d\u0430\u043b\u0430 SerDes 10 \u0413\u0431\u0438\u0442\/\u0441<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Emerging_Technologies\" >\u041d\u043e\u0432\u044b\u0435 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438<\/a><\/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\/ru\/blog\/how-to-design-impedance-control-for-pcb\/#Engineers_Checklist\" >\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u0430<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Importance_of_PCB_Impedance_Control\"><\/span>\u0412\u0430\u0436\u043d\u043e\u0441\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u0412 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445 \u0432\u044b\u0441\u043e\u043a\u043e\u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u044b\u0445 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432 \u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u0441\u044f \u0432\u0441\u0435 \u0432\u044b\u0448\u0435 \u0438 \u0432\u044b\u0448\u0435, \u0438 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b \u0441\u0442\u0430\u043b \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u043c \u0444\u0430\u043a\u0442\u043e\u0440\u043e\u043c, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u044e\u0449\u0438\u043c \u0443\u0441\u043f\u0435\u0445 \u0438\u043b\u0438 \u043d\u0435\u0443\u0434\u0430\u0447\u0443 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438. \u041d\u0435\u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u043e\u0442\u0440\u0430\u0436\u0435\u043d\u0438\u044e \u0441\u0438\u0433\u043d\u0430\u043b\u0430, \u0437\u0432\u043e\u043d\u0443 \u0438 \u043f\u0435\u0440\u0435\u0433\u0440\u0443\u0437\u043a\u0430\u043c, \u0447\u0442\u043e \u0441\u0435\u0440\u044c\u0435\u0437\u043d\u043e \u0432\u043b\u0438\u044f\u0435\u0442 \u043d\u0430 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0433\u043d\u0430\u043b\u0430. \u041f\u043e \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0435, \u0431\u043e\u043b\u0435\u0435 60 % \u043e\u0442\u043a\u0430\u0437\u043e\u0432 \u0432\u044b\u0441\u043e\u043a\u043e\u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u044b\u0445 \u0446\u0438\u0444\u0440\u043e\u0432\u044b\u0445 \u0441\u0445\u0435\u043c \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u043c \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u043e\u043c. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u043e\u0447\u0435\u043d\u044c \u0432\u0430\u0436\u043d\u043e \u043e\u0441\u0432\u043e\u0438\u0442\u044c \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044e \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u043e\u043c \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b.<\/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\/impedance-control-2.jpg\" alt=\"\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430\" class=\"wp-image-3487\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Four_Pillars_of_Impedance_Control\"><\/span>\u0427\u0435\u0442\u044b\u0440\u0435 \u0441\u0442\u043e\u043b\u043f\u0430 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Material_Selection\"><\/span>1. \u0412\u044b\u0431\u043e\u0440 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0430<span class=\"ez-toc-section-end\"><\/span><\/h3><p><em>&#8220;\u0412\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b, \u0438 \u0432\u044b \u043d\u0430 \u043f\u043e\u043b\u043f\u0443\u0442\u0438 \u043a \u0443\u0441\u043f\u0435\u0445\u0443&#8221;<\/em>-\u042d\u0442\u043e \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e \u0434\u043b\u044f \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430:<\/p><ul class=\"wp-block-list\"><li><strong>\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u043c\u044b\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0447\u0430\u0441\u0442\u043e\u0442\u043d\u044b\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b<\/strong>: Rogers RO4350B (\u03b5r=3,48), Isola I-Tera MT40 (\u03b5r=3,45) \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u0441 \u043d\u0438\u0437\u043a\u0438\u043c\u0438 \u043f\u043e\u0442\u0435\u0440\u044f\u043c\u0438 \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u044b\u043c \u0432\u044b\u0431\u043e\u0440\u043e\u043c.<\/li>\n\n<li><strong>\u041e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0442\u0440\u0430\u0434\u0438\u0446\u0438\u043e\u043d\u043d\u043e\u0433\u043e FR4<\/strong>: \u0411\u043e\u043b\u044c\u0448\u0438\u0435 \u0444\u043b\u0443\u043a\u0442\u0443\u0430\u0446\u0438\u0438 \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043f\u0440\u043e\u043d\u0438\u0446\u0430\u0435\u043c\u043e\u0441\u0442\u0438 (4,2-4,7) \u0438 \u0432\u044b\u0441\u043e\u043a\u0438\u0439 \u0442\u0430\u043d\u0433\u0435\u043d\u0441 \u0443\u0433\u043b\u0430 \u043f\u043e\u0442\u0435\u0440\u044c (0,02) \u0434\u0435\u043b\u0430\u044e\u0442 \u0435\u0433\u043e \u043d\u0435\u043f\u0440\u0438\u0433\u043e\u0434\u043d\u044b\u043c \u0434\u043b\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430 \u0447\u0430\u0441\u0442\u043e\u0442\u0430\u0445 \u0432\u044b\u0448\u0435 10 \u0413\u0413\u0446.<\/li>\n\n<li><strong>\u0412\u044b\u0431\u043e\u0440 \u043c\u0435\u0434\u043d\u043e\u0439 \u0444\u043e\u043b\u044c\u0433\u0438<\/strong>: \u041d\u0438\u0437\u043a\u043e\u043f\u0440\u043e\u0444\u0438\u043b\u044c\u043d\u0430\u044f \u043c\u0435\u0434\u043d\u0430\u044f \u0444\u043e\u043b\u044c\u0433\u0430 (LP-\u0444\u043e\u043b\u044c\u0433\u0430) \u0441\u043d\u0438\u0436\u0430\u0435\u0442 \u0448\u0435\u0440\u043e\u0445\u043e\u0432\u0430\u0442\u043e\u0441\u0442\u044c \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438 \u043d\u0430 30 % \u043f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0444\u043e\u043b\u044c\u0433\u043e\u0439, \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0441\u043d\u0438\u0436\u0430\u044f \u0432\u044b\u0441\u043e\u043a\u043e\u0447\u0430\u0441\u0442\u043e\u0442\u043d\u044b\u0435 \u043f\u043e\u0442\u0435\u0440\u0438.<\/li><\/ul><p><strong>\u0421\u043e\u0432\u0435\u0442 \u044d\u043a\u0441\u043f\u0435\u0440\u0442\u0430<\/strong>: \u0414\u043b\u044f \u0447\u0430\u0441\u0442\u043e\u0442 \u043c\u0438\u043b\u043b\u0438\u043c\u0435\u0442\u0440\u043e\u0432\u044b\u0445 \u0432\u043e\u043b\u043d (24 \u0413\u0413\u0446 \u0438 \u0432\u044b\u0448\u0435) \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u0441 \u0443\u043b\u044c\u0442\u0440\u0430\u043d\u0438\u0437\u043a\u0438\u043c\u0438 \u043f\u043e\u0442\u0435\u0440\u044f\u043c\u0438, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 Rogers RT\/duroid 5880 (\u03b5r=2,2).<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Laminated_design\"><\/span>2.\u041b\u0430\u043c\u0438\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u041e\u0442\u043b\u0438\u0447\u043d\u044b\u0439 \u0434\u0438\u0437\u0430\u0439\u043d \u0441\u0442\u0435\u043a\u0430 \u0434\u043e\u043b\u0436\u0435\u043d \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u0442\u044c:<\/p><ul class=\"wp-block-list\"><li><strong>\u0421\u0438\u043c\u043c\u0435\u0442\u0440\u0438\u0447\u043d\u0430\u044f \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430<\/strong>: \u041f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043a\u043e\u0440\u043e\u0431\u043b\u0435\u043d\u0438\u0435 \u043f\u043b\u0430\u0442\u044b, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0441\u0438\u043c\u043c\u0435\u0442\u0440\u0438\u0447\u043d\u043e\u0435 \u0440\u0430\u0441\u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u0435 &#8220;\u0441\u0438\u0433\u043d\u0430\u043b-\u0437\u0435\u043c\u043b\u044f-\u0441\u0438\u0433\u043d\u0430\u043b&#8221;.<\/li>\n\n<li><strong>\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0438<\/strong>: \u0422\u0438\u043f\u0438\u0447\u043d\u044b\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u043c\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f:<\/li>\n\n<li>\u041f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u043d\u043e-\u0441\u043b\u043e\u0435\u0432\u043e\u0439 \u043e\u0434\u043d\u043e\u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u0439 50\u03a9:\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0430 5-6 \u043c\u0438\u043b (\u0448\u0438\u0440\u0438\u043d\u0430 \u0442\u0440\u0430\u0441\u0441\u044b 8-10 \u043c\u0438\u043b).<\/li>\n\n<li>\u0412\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u0439 \u0441\u043b\u043e\u0439 \u043e\u0434\u043d\u043e\u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u0439 50\u03a9:\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0430 4-5 \u043c\u0438\u043b (\u0448\u0438\u0440\u0438\u043d\u0430 \u0442\u0440\u0430\u0441\u0441\u044b 5-7 \u043c\u0438\u043b).<\/li>\n\n<li><strong>\u042d\u0442\u0430\u043b\u043e\u043d\u043d\u044b\u0435 \u0441\u0430\u043c\u043e\u043b\u0435\u0442\u044b<\/strong>: \u0423\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u0441\u0438\u0433\u043d\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u043b\u043e\u0438 \u043f\u0440\u0438\u043b\u0435\u0433\u0430\u044e\u0442 \u043a \u0446\u0435\u043b\u044b\u043c \u0437\u0435\u043c\u043b\u044f\u043d\u044b\u043c \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u044f\u043c, \u0438\u0437\u0431\u0435\u0433\u0430\u044f \u0440\u0430\u0441\u0449\u0435\u043f\u043b\u0435\u043d\u0438\u044f.<\/li><\/ul><p><strong>\u0414\u0435\u043b\u043e\u0432\u043e\u0435 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0435<\/strong>6-\u0441\u043b\u043e\u0439\u043d\u0430\u044f \u043f\u043b\u0430\u0442\u0430, \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0434\u043b\u044f \u0441\u0442\u0435\u043a\u0438\u043d\u0433\u0430, \u0443\u043b\u0443\u0447\u0448\u0430\u0435\u0442 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0433\u043d\u0430\u043b\u0430 \u043d\u0430 40 %:<\/p><pre class=\"wp-block-code\"><code>\u0421\u043b\u043e\u04391:\u0421\u0438\u0433\u043d\u0430\u043b\u044c\u043d\u044b\u0439 (\u043c\u0438\u043a\u0440\u043e\u043f\u043e\u043b\u043e\u0441\u043a\u043e\u0432\u044b\u0439) \n\u0421\u043b\u043e\u04392: \u0422\u0432\u0435\u0440\u0434\u0430\u044f \u0437\u0430\u0437\u0435\u043c\u043b\u0435\u043d\u043d\u0430\u044f \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u044c \nLayer3: \u0421\u0438\u0433\u043d\u0430\u043b (\u043f\u043e\u043b\u043e\u0441\u043a\u043e\u0432\u0430\u044f \u043b\u0438\u043d\u0438\u044f) \n\u0421\u043b\u043e\u04394: \u0421\u0438\u0433\u043d\u0430\u043b (\u043f\u043e\u043b\u043e\u0441\u043a\u043e\u0432\u0430\u044f \u043b\u0438\u043d\u0438\u044f) \n\u0421\u043b\u043e\u04395: \u0422\u0432\u0435\u0440\u0434\u0430\u044f \u0437\u0430\u0437\u0435\u043c\u043b\u0435\u043d\u043d\u0430\u044f \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u044c \n\u0421\u043b\u043e\u04396: \u0421\u0438\u0433\u043d\u0430\u043b (\u043c\u0438\u043a\u0440\u043e\u043f\u043e\u043b\u043e\u0441\u043a\u043e\u0432\u0430\u044f \u043b\u0438\u043d\u0438\u044f)  <\/code><\/pre><p><strong><a href=\"https:\/\/www.topfastpcb.com\/ru\/contact\/\">\u041e\u0431\u0440\u0430\u0442\u0438\u0442\u0435\u0441\u044c \u043a \u043f\u0440\u043e\u0444\u0435\u0441\u0441\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u0434\u0438\u0437\u0430\u0439\u043d\u0435\u0440\u0443 \u043f\u0435\u0447\u0430\u0442\u043d\u044b\u0445 \u043f\u043b\u0430\u0442<\/a>\u041d\u0430\u0443\u0447\u043d\u0430\u044f \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f \u0443\u043a\u043b\u0430\u0434\u043a\u0438 \u0441\u043b\u043e\u0435\u0432 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u043d\u0430\u0434\u0435\u0436\u043d\u043e\u0441\u0442\u044c \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b<\/strong><\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Wiring_design\"><\/span>3.\u0414\u0438\u0437\u0430\u0439\u043d \u043f\u0440\u043e\u0432\u043e\u0434\u043a\u0438<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0424\u043e\u0440\u043c\u0443\u043b\u0430 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<\/strong> (\u043c\u0438\u043a\u0440\u043e\u043f\u043e\u043b\u043e\u0441\u043a\u043e\u0432\u0430\u044f \u0430\u043f\u043f\u0440\u043e\u043a\u0441\u0438\u043c\u0430\u0446\u0438\u044f):<\/p><p>Z\u2080 \u2248 (87\/\u221a(\u03b5r+1.41)) \u00d7 ln(5.98h\/(0.8w+t))<\/p><p>\u0413\u0434\u0435:<\/p><ul class=\"wp-block-list\"><li>Z\u2080: \u0425\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441 (\u03a9)<\/li>\n\n<li>\u03b5r:\u041e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u043f\u0440\u043e\u043d\u0438\u0446\u0430\u0435\u043c\u043e\u0441\u0442\u044c<\/li>\n\n<li>h:\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0430 (\u043c\u0438\u043b)<\/li>\n\n<li>w:\u0428\u0438\u0440\u0438\u043d\u0430 \u0442\u0440\u0430\u0441\u0441\u044b (\u043c\u0438\u043b)<\/li>\n\n<li>t:\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u043c\u0435\u0434\u0438 (\u043c\u0438\u043b)<\/li><\/ul><p><strong>\u041f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0441\u043e\u0432\u0435\u0442\u044b<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0414\u043b\u044f \u0442\u043e\u0447\u043d\u044b\u0445 \u0440\u0430\u0441\u0447\u0435\u0442\u043e\u0432 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u043a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440\u044b \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 Polar Si9000 \u0438\u043b\u0438 Altium.<\/li>\n\n<li>\u0421\u043b\u0435\u0434\u0443\u0439\u0442\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0443 &#8220;3W&#8221; \u0434\u043b\u044f \u0434\u0438\u0444\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u0440: \u0420\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u2265 3\u00d7 \u0448\u0438\u0440\u0438\u043d\u0430 \u0442\u0440\u0430\u0441\u0441\u044b.<\/li>\n\n<li>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0434\u043b\u0438\u043d\u044b \u0441\u0438\u0433\u043d\u0430\u043b\u0430 \u0441 \u0434\u043e\u043f\u0443\u0441\u043a\u043e\u043c \u00b15\u043c\u0438\u043b.<\/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\/06\/impedance-control-3.jpg\" alt=\"\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430\" class=\"wp-image-3488\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-3.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-3-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Manufacturing_Process\"><\/span>4.\u041f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u041f\u0440\u0438 \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u0447\u0435\u0441\u0442\u0432\u0435 \u0441 <a href=\"https:\/\/www.topfastpcb.com\/ru\/\">\u041f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0438 \u043f\u0435\u0447\u0430\u0442\u043d\u044b\u0445 \u043f\u043b\u0430\u0442<\/a>\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0434\u0438\u0442\u0435:<\/p><ul class=\"wp-block-list\"><li><strong>\u0414\u043e\u043f\u0443\u0441\u043a \u043d\u0430 \u0441\u043e\u043f\u0440\u043e\u0442\u0438\u0432\u043b\u0435\u043d\u0438\u0435<\/strong>: \u041e\u0431\u044b\u0447\u043d\u043e \u00b110%, \u00b17% \u0434\u043b\u044f \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u0433\u043e \u043a\u043b\u0430\u0441\u0441\u0430.<\/li>\n\n<li><strong>\u0422\u043e\u043b\u0449\u0438\u043d\u0430 \u0433\u043e\u0442\u043e\u0432\u043e\u0439 \u043c\u0435\u0434\u0438<\/strong>: 1 \u0443\u043d\u0446\u0438\u044f \u043c\u0435\u0434\u0438 \u2248 1,4 \u043c\u0438\u043b (35 \u043c\u043a\u043c) \u0444\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0442\u043e\u043b\u0449\u0438\u043d\u044b.<\/li>\n\n<li><strong>\u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0442\u043e\u043b\u0449\u0438\u043d\u044b \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0430<\/strong>: \u041e\u0431\u044b\u0447\u043d\u043e \u0432 \u043f\u0440\u0435\u0434\u0435\u043b\u0430\u0445 \u00b110%.<\/li>\n\n<li><strong>\u041e\u0442\u0434\u0435\u043b\u043a\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438<\/strong>ENIG \u043b\u0443\u0447\u0448\u0435, \u0447\u0435\u043c HASL, \u0434\u043b\u044f \u0432\u044b\u0441\u043e\u043a\u043e\u0447\u0430\u0441\u0442\u043e\u0442\u043d\u044b\u0445 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0439.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Impedance_Control_Issues_Solutions\"><\/span>\u041e\u0431\u0449\u0438\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0438 \u0438\u0445 \u0440\u0435\u0448\u0435\u043d\u0438\u044f<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_1_Via-Induced_Impedance_Discontinuity\"><\/span>\u0412\u044b\u043f\u0443\u0441\u043a 1: \u0418\u043d\u0434\u0443\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u043f\u0440\u0435\u0440\u044b\u0432\u0438\u0441\u0442\u043e\u0441\u0442\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u044f<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u0435 \u0441\u0432\u0435\u0440\u043b\u0435\u043d\u0438\u0435, \u0447\u0442\u043e\u0431\u044b \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u043b\u0438\u0448\u043d\u0438\u0435 \u0437\u0430\u0433\u043b\u0443\u0448\u043a\u0438.<\/li>\n\n<li>\u0414\u043e\u0431\u0430\u0432\u044c\u0442\u0435 \u0437\u0430\u0437\u0435\u043c\u043b\u044f\u044e\u0449\u0438\u0435 \u0432\u0438\u0430\u0441\u044b \u0440\u044f\u0434\u043e\u043c \u0441 \u0432\u0438\u0430\u0441\u0430\u043c\u0438 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432 (\u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043c\u0435\u0436\u0434\u0443 \u043d\u0438\u043c\u0438 &lt;150mil).<\/li>\n\n<li>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u043c\u0438\u043a\u0440\u043e\u0432\u0438\u0430\u043b\u044b (&lt;6mil) \u0434\u043b\u044f \u0443\u043c\u0435\u043d\u044c\u0448\u0435\u043d\u0438\u044f \u043f\u0430\u0440\u0430\u0437\u0438\u0442\u043d\u044b\u0445 \u044d\u0444\u0444\u0435\u043a\u0442\u043e\u0432.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_2_Connector_Transition_Zone_Impedance_Mismatch\"><\/span>\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 2: \u043d\u0435\u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u043d\u043e\u0439 \u0437\u043e\u043d\u044b \u0440\u0430\u0437\u044a\u0435\u043c\u0430<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u044f<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u0439\u0442\u0435 \u043a\u043e\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0442\u0440\u0430\u0441\u0441\u044b \u0434\u043b\u044f \u043f\u043b\u0430\u0432\u043d\u043e\u0433\u043e \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u0430 \u043e\u0442 \u043e\u0434\u043d\u043e\u0433\u043e \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043a \u0434\u0440\u0443\u0433\u043e\u043c\u0443.<\/li>\n\n<li>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u043a\u043e\u043f\u043b\u0430\u043d\u0430\u0440\u043d\u044b\u0435 \u0432\u043e\u043b\u043d\u043e\u0432\u043e\u0434\u043d\u044b\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u043b\u044f \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 \u0433\u0440\u0443\u043d\u0442\u0430.<\/li>\n\n<li>\u0412\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u0440\u0430\u0437\u044a\u0435\u043c\u044b \u0441 \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u043e\u043c (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, Samtec \u0441\u0435\u0440\u0438\u0438 SEARAY).<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_3_Board_Edge_Radiation_Causing_Impedance_Fluctuation\"><\/span>\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 3: \u0418\u0437\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043e\u0442 \u043a\u0440\u0430\u0435\u0432 \u043f\u043b\u0430\u0442\u044b, \u0432\u044b\u0437\u044b\u0432\u0430\u044e\u0449\u0435\u0435 \u043a\u043e\u043b\u0435\u0431\u0430\u043d\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u044f<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0412\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u043e &#8220;20H&#8221;: \u041f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u044c \u043f\u0438\u0442\u0430\u043d\u0438\u044f \u0432\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430 20\u00d7 \u0442\u043e\u043b\u0449\u0438\u043d\u044b \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0430.<\/li>\n\n<li>\u0414\u043e\u0431\u0430\u0432\u044c\u0442\u0435 \u043f\u043e \u043a\u0440\u0430\u044f\u043c \u043c\u0430\u0441\u0441\u0438\u0432\u044b \u0433\u0440\u0443\u043d\u0442\u0430 (\u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043c\u0435\u0436\u0434\u0443 \u043d\u0438\u043c\u0438 &lt;\u03bb\/10).<\/li>\n\n<li>\u041f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043c\u0430\u0433\u043d\u0438\u0442\u043d\u043e\u0439 \u043f\u043e\u043b\u043e\u0441\u044b (EBG) \u0434\u043b\u044f \u043f\u043e\u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043a\u0440\u0430\u0435\u0432\u043e\u0433\u043e \u0438\u0437\u043b\u0443\u0447\u0435\u043d\u0438\u044f.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Case_Study_10Gbps_SerDes_Channel_Impedance_Optimization\"><\/span>\u0422\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0435: \u041e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043a\u0430\u043d\u0430\u043b\u0430 SerDes 10 \u0413\u0431\u0438\u0442\/\u0441<span class=\"ez-toc-section-end\"><\/span><\/h2><p><strong>\u0412\u044b\u0437\u043e\u0432<\/strong>: \u041d\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0435 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430 \u043f\u0440\u0435\u0434\u043f\u0440\u0438\u044f\u0442\u0438\u044f \u043f\u0435\u0440\u0438\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u043b\u0438 \u043e\u0448\u0438\u0431\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445.<\/p><p><strong>\u0410\u043d\u0430\u043b\u0438\u0437<\/strong>:<\/p><ol class=\"wp-block-list\"><li>\u0422\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 TDR \u043f\u043e\u043a\u0430\u0437\u0430\u043b\u043e, \u0447\u0442\u043e \u0440\u0430\u0437\u0431\u0440\u043e\u0441 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 15%.<\/li>\n\n<li>\u041f\u0435\u0440\u0432\u043e\u043f\u0440\u0438\u0447\u0438\u043d\u0430: \u041d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0437\u0430\u0437\u0435\u043c\u043b\u044f\u044e\u0449\u0438\u0445 \u043f\u0440\u043e\u043a\u043b\u0430\u0434\u043e\u043a \u0432\u043e\u043a\u0440\u0443\u0433 \u0434\u0438\u0444\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u0440.<\/li>\n\n<li>\u041f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u043d\u044b\u0435 \u0441\u043b\u0435\u0434\u044b \u043d\u0435 \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u043b\u0438 \u044d\u0444\u0444\u0435\u043a\u0442\u044b \u043f\u0430\u044f\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0441\u043a\u0438.<\/li><\/ol><p><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u0435<\/strong>:<\/p><ol class=\"wp-block-list\"><li>\u041f\u043e\u0432\u044b\u0448\u0435\u043d\u043d\u0430\u044f \u043f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c \u043d\u0430\u0437\u0435\u043c\u043d\u044b\u0445 \u043f\u0443\u043d\u043a\u0442\u043e\u0432 (\u043e\u0434\u0438\u043d \u043d\u0430 200 \u043c\u0438\u043b\u044c).<\/li>\n\n<li>\u0420\u0435\u0433\u0443\u043b\u0438\u0440\u043e\u0432\u043a\u0430 \u0448\u0438\u0440\u0438\u043d\u044b \u0442\u0440\u0430\u0441\u0441\u044b \u0434\u043b\u044f \u043a\u043e\u043c\u043f\u0435\u043d\u0441\u0430\u0446\u0438\u0438 \u043f\u0430\u044f\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0441\u043a\u0438 (5mil\u21924.8mil).<\/li>\n\n<li>\u041f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u0441\u044c \u043d\u0430 \u043f\u0430\u044f\u043b\u044c\u043d\u0443\u044e \u043c\u0430\u0441\u043a\u0443 \u0441 \u043d\u0438\u0437\u043a\u0438\u043c Dk (\u03b5r=3,0).<\/li><\/ol><p><strong>\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442<\/strong>: \u0420\u0430\u0437\u0431\u0440\u043e\u0441 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0441\u043d\u0438\u0436\u0435\u043d \u0434\u043e &lt;5%, \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442 \u0431\u0438\u0442\u043e\u0432\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a \u0443\u043b\u0443\u0447\u0448\u0435\u043d \u043d\u0430 100\u00d7!<\/p><p><strong><a href=\"https:\/\/www.topfastpcb.com\/ru\/contact\/\">\u041f\u0440\u043e\u0444\u0435\u0441\u0441\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430<\/a> \u043a\u043e\u043d\u0441\u0443\u043b\u044c\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u0432\u0430\u0448\u0435\u0439 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u043e\u0439 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438.<\/strong><\/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\/impedance-control-1.jpg\" alt=\"\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430\" class=\"wp-image-3489\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/impedance-control-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Emerging_Technologies\"><\/span>\u041d\u043e\u0432\u044b\u0435 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438<span class=\"ez-toc-section-end\"><\/span><\/h2><ol class=\"wp-block-list\"><li><strong>\u041c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u0441 \u0443\u043b\u044c\u0442\u0440\u0430\u043d\u0438\u0437\u043a\u0438\u043c\u0438 \u043f\u043e\u0442\u0435\u0440\u044f\u043c\u0438<\/strong>: \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, Panasonic MEGTRON6 (Df=0,002).<\/li>\n\n<li><strong>\u0413\u0438\u0431\u0440\u0438\u0434\u043d\u0430\u044f \u0434\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f<\/strong>: \u041a\u043e\u043c\u0431\u0438\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432 \u0441 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f\u043c\u0438 Dk \u0434\u043b\u044f \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430.<\/li>\n\n<li><strong>\u041f\u0435\u0447\u0430\u0442\u043d\u044b\u0435 \u043f\u043b\u0430\u0442\u044b \u0441 3D-\u043f\u0435\u0447\u0430\u0442\u044c\u044e<\/strong>: \u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440 \u0441 \u0433\u0440\u0430\u0434\u0438\u0435\u043d\u0442\u043d\u044b\u043c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u043e\u043c.<\/li>\n\n<li><strong>\u041f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0438\u0441\u043a\u0443\u0441\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u043b\u043b\u0435\u043a\u0442\u0430<\/strong>\u0410\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u044f \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0441\u0435\u0442\u0438 \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430.<\/li><\/ol><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Engineers_Checklist\"><\/span>\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u0430<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u041f\u0435\u0440\u0435\u0434 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u043e\u0439 \u043d\u0430 \u0438\u0437\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b \u043f\u0440\u043e\u0432\u0435\u0440\u044c\u0442\u0435 \u0435\u0435:<\/p><p>\u0423\u0442\u043e\u0447\u043d\u0438\u0442\u0435 \u0443 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432 \u0438 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438.<br>\u0412\u044b\u043f\u043e\u043b\u043d\u0438\u043b \u043c\u043e\u0434\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0434\u043b\u044f \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0435\u0442\u0435\u0439.<br>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u043a \u0434\u043b\u0438\u043d\u0435 \u0434\u0438\u0444\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u0440.<br>\u041e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440.<br>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043b \u0442\u0435\u0441\u0442\u043e\u0432\u044b\u0435 \u043a\u0443\u043f\u043e\u043d\u044b.<br>\u0414\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0438 \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430.<\/p><p>\u0421 \u0431\u044b\u0441\u0442\u0440\u044b\u043c \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 5G, AI \u0438 IoT \u0441\u043f\u0440\u043e\u0441 \u043d\u0430 \u0432\u044b\u0441\u043e\u043a\u043e\u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u0443\u044e \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432 \u0431\u0443\u0434\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0440\u0430\u0441\u0442\u0438. \u041e\u0441\u0432\u043e\u0438\u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u044b\u0445 \u043f\u043b\u0430\u0442, \u0432\u044b \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u0441\u0442\u0432\u0430 \u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438 \u0432\u044b\u0441\u043e\u043a\u043e\u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u044b\u0445 \u043f\u0435\u0447\u0430\u0442\u043d\u044b\u0445 \u043f\u043b\u0430\u0442 \u0438 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0442\u044c \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0438 \u043d\u0430\u0434\u0435\u0436\u043d\u043e\u0441\u0442\u044c \u0432\u0430\u0448\u0438\u0445 \u0438\u0437\u0434\u0435\u043b\u0438\u0439.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b - \u043e\u0434\u043d\u0430 \u0438\u0437 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0445 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 \u043f\u0440\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u044b\u0445 \u0441\u0445\u0435\u043c, \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u0432\u043b\u0438\u044f\u044e\u0449\u0430\u044f \u043d\u0430 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0433\u043d\u0430\u043b\u0430 \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0441\u0442\u0435\u043c\u044b. \u041a\u0430\u043a \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u0438\u044f \u0438\u043c\u043f\u0435\u0434\u0430\u043d\u0441\u0430 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0442\u043e\u0447\u043d\u043e\u0433\u043e \u0432\u044b\u0431\u043e\u0440\u0430 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0430, \u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0443\u043a\u043b\u0430\u0434\u043a\u0438 \u0441\u043b\u043e\u0435\u0432, \u0440\u0430\u0441\u0447\u0435\u0442\u0430 \u0448\u0438\u0440\u0438\u043d\u044b \u043b\u0438\u043d\u0438\u0438 \u0438 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430, \u0447\u0442\u043e\u0431\u044b \u043e\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u0438\u0442\u044c \u0432\u0430\u0448\u0443 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u0443\u044e \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044e.<\/p>","protected":false},"author":1,"featured_media":3486,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[109],"tags":[311,110],"class_list":["post-3485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq","tag-impedance-control","tag-pcb-design"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to design impedance control for PCB? - Topfastpcb<\/title>\n<meta name=\"description\" content=\"How to design impedance control for PCBs? 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