{"id":8662,"date":"2026-06-21T08:06:00","date_gmt":"2026-06-21T00:06:00","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=8662"},"modified":"2026-06-11T14:35:12","modified_gmt":"2026-06-11T06:35:12","slug":"high-frequency-pcb-material-selection","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/","title":{"rendered":"\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u0645\u0639 \u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0627\u0631\u062a\u0641\u0627\u0639 \u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0623\u0635\u0628\u062d \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0623\u062d\u062f \u0623\u0647\u0645 \u0627\u0644\u0642\u0631\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u064a\u0629 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0648\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u062c\u0627\u0648\u0632 \u0639\u062f\u0629 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632\u060c \u0644\u0627 \u064a\u062a\u0623\u062b\u0631 \u0623\u062f\u0627\u0621 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0628\u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0641\u062d\u0633\u0628\u060c \u0628\u0644 \u064a\u062a\u0623\u062b\u0631 \u0623\u064a\u0636\u064b\u0627 \u0628\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0644\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0646\u0641\u0633\u0647\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u062c\u064a\u062f \u0641\u064a \u0648\u062d\u062f\u0629 \u062a\u062d\u0643\u0645 \u0635\u0646\u0627\u0639\u064a\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628\u0629 \u062a\u0645\u0627\u0645\u064b\u0627 \u0644\u0646\u0638\u0627\u0645 \u0631\u0627\u062f\u0627\u0631 \u064a\u0639\u0645\u0644 \u0628\u062a\u0631\u062f\u062f 24 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632 \u0623\u0648 \u0644\u0645\u0646\u0635\u0629 \u0634\u0628\u0643\u0627\u062a \u0628\u0633\u0631\u0639\u0629 56 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0633\u0627\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0627\u062f\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0639\u0644\u0649 \u062a\u062d\u0642\u064a\u0642 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0646\u062e\u0641\u0627\u0636 \u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0625\u062f\u062e\u0627\u0644<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u062d\u0643\u0645 \u0627\u0644\u0645\u0633\u062a\u0642\u0631 \u0641\u064a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<\/li>\n\n\n\n<li>\u062a\u062d\u0633\u064a\u0646 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/li>\n\n\n\n<li>\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a<\/li>\n\n\n\n<li>\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u0645\u062d\u0633\u0651\u0646\u0629<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0645\u0642\u0627\u0644\u0627\u062a \u0630\u0627\u062a \u0635\u0644\u0629: <a href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-supplier\/\">\u0645\u0648\u0631\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<\/a><\/p>\n<\/blockquote>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Why_Material_Selection_Matters_in_High_Frequency_PCB_Design\" >\u0644\u0645\u0627\u0630\u0627 \u064a\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0623\u0645\u0631\u0627\u064b \u0645\u0647\u0645\u0627\u064b \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Key_Material_Parameters_Engineers_Should_Evaluate\" >\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u062a\u0642\u064a\u064a\u0645\u0647\u0627<\/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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Dielectric_Constant_Dk\" >\u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (Dk)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Dissipation_Factor_Df\" >\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f (Df)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Glass_Transition_Temperature_Tg\" >\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a (Tg)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Coefficient_of_Thermal_Expansion_CTE\" >\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0645\u062f\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a (CTE)<\/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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Common_High_Frequency_PCB_Materials\" >\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0635\u0646\u0627\u0639\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<\/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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Standard_FR4\" >\u0645\u0639\u064a\u0627\u0631 FR4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#High-Speed_FR4\" >FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Rogers_RO4350B\" >\u0631\u0648\u062c\u0631\u0632 RO4350B<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Rogers_RO4003C\" >\u0631\u0648\u062c\u0631\u0632 RO4003C<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#PTFE-Based_Materials\" >\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0633\u062a\u0646\u062f\u0629 \u0625\u0644\u0649 PTFE<\/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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Material_Selection_by_Application\" >\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u062d\u0633\u0628 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645<\/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:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#5G_Infrastructure\" >\u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Automotive_Radar\" >\u0631\u0627\u062f\u0627\u0631 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#High-Speed_Networking\" >\u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Aerospace_and_Defense\" >\u0627\u0644\u0637\u064a\u0631\u0627\u0646 \u0648\u0627\u0644\u0641\u0636\u0627\u0621 \u0648\u0627\u0644\u062f\u0641\u0627\u0639<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#How_to_Choose_the_Right_High_Frequency_PCB_Material\" >\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0627\u062f\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#FAQ\" >\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/topfastpcba.com\/ar\/high-frequency-pcb-material-selection\/#Conclusion\" >\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Material_Selection_Matters_in_High_Frequency_PCB_Design\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u064a\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0623\u0645\u0631\u0627\u064b \u0645\u0647\u0645\u0627\u064b \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0641\u064a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u060c \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 \u0645\u0648\u0627\u062f FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0643\u0627\u0641\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0645\u0639 \u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a\u060c \u062a\u0635\u0628\u062d \u0627\u0644\u062e\u0633\u0627\u0626\u0631 \u0627\u0644\u0639\u0627\u0632\u0644\u0629 \u0639\u0627\u0645\u0644\u0627\u064b \u0645\u0647\u0645\u064b\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u064a\u0624\u062f\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u0627\u0626\u0645\u0629 \u0625\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0648\u0647\u064a\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0641\u0631\u0637<\/li>\n\n\n\n<li>\u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u0630\u0628\u0630\u0628<\/li>\n\n\n\n<li>\u0639\u062f\u0645 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629<\/li>\n\n\n\n<li>\u062a\u0642\u0644\u064a\u0635 \u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644<\/li>\n\n\n\n<li>\u0627\u0646\u062e\u0641\u0627\u0636 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u0646\u0638\u0627\u0645<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0641\u064a \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0648\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629\u060c \u062a\u0635\u0628\u062d \u0637\u0628\u0642\u0629 \u0627\u0644\u0631\u0643\u064a\u0632\u0629 \u0641\u064a \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0641\u0639\u0644\u064a\u064b\u0651\u0627 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Material_Parameters_Engineers_Should_Evaluate\"><\/span>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u062a\u0642\u064a\u064a\u0645\u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dielectric_Constant_Dk\"><\/span>\u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (Dk)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062d\u062f\u062f \u0627\u0644\u062b\u0627\u0628\u062a\u0629 \u0627\u0644\u0639\u0627\u0632\u0644\u0629 \u0643\u064a\u0641\u064a\u0629 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0648\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0639\u0628\u0631 \u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u064f\u0639\u062f \u062b\u0628\u0627\u062a \u0645\u0639\u0627\u0645\u0644 Dk \u0623\u0645\u0631\u064b\u0627 \u0645\u0647\u0645\u064b\u0627 \u0644\u0623\u0646\u0647 \u064a\u0624\u062b\u0631 \u0639\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u0639\u0627\u0648\u0642\u0629 \u0645\u062d\u0643\u0648\u0645\u0629<\/li>\n\n\n\n<li>\u062a\u0623\u062e\u064a\u0631 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0627\u0644\u0647\u0648\u0627\u0626\u064a<\/li>\n\n\n\n<li>\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0623\u0632\u0648\u0627\u062c \u0627\u0644\u062a\u0641\u0627\u0636\u0644\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0645\u0646 \u0628\u064a\u0646 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0645\u0648\u0627\u062f<\/th><th>Dk<\/th><\/tr><\/thead><tbody><tr><td>\u0645\u0639\u064a\u0627\u0631 FR4<\/td><td>4.2\u20134.8<\/td><\/tr><tr><td>FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/td><td>3.5\u20134.2<\/td><\/tr><tr><td>\u0631\u0648\u062c\u0631\u0632 RO4350B<\/td><td>3.48<\/td><\/tr><tr><td>\u0631\u0648\u062c\u0631\u0632 RO4003C<\/td><td>3.38<\/td><\/tr><tr><td>\u0645\u0648\u0627\u062f PTFE<\/td><td>2.1\u20132.7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062f\u0639\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0630\u0627\u062a \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0639\u0645\u0648\u0645\u064b\u0627 \u0646\u0642\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0628\u0633\u0631\u0639\u0629 \u0623\u0643\u0628\u0631.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dissipation_Factor_Df\"><\/span>\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f (Df)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u062b\u0644 Df \u0627\u0644\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0632\u0644\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0643\u0644\u0645\u0627 \u0627\u0646\u062e\u0641\u0636\u062a \u0642\u064a\u0645\u0629 Df\u060c \u0642\u0644\u0651\u062a \u0637\u0627\u0642\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0641\u0642\u0648\u062f\u0629 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0625\u0631\u0633\u0627\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0642\u0627\u0631\u0646\u0629 \u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0645\u0648\u0627\u062f<\/th><th>Df<\/th><\/tr><\/thead><tbody><tr><td>\u0645\u0639\u064a\u0627\u0631 FR4<\/td><td>0.015\u20130.025<\/td><\/tr><tr><td>FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/td><td>0.008\u20130.015<\/td><\/tr><tr><td>RO4350B<\/td><td>0.0037<\/td><\/tr><tr><td>PTFE<\/td><td>0.0009\u20130.002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0639 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0639\u062f\u0644\u0627\u062a \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u064a\u0635\u0628\u062d Df \u0623\u062d\u062f \u0623\u0647\u0645 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Glass_Transition_Temperature_Tg\"><\/span>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a (Tg)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u064f\u0639\u0631\u0641 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 (Tg) \u0628\u0623\u0646\u0647\u0627 \u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u062a\u064a \u062a\u0628\u062f\u0623 \u0639\u0646\u062f\u0647\u0627 \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0641\u064a \u0627\u0644\u062a\u063a\u064a\u0631 \u0628\u0634\u0643\u0644 \u0645\u0644\u062d\u0648\u0638.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0641\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a (Tg) \u0627\u0644\u0623\u0639\u0644\u0649 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u062d\u0631\u0627\u0631\u064a \u0623\u0641\u0636\u0644<\/li>\n\n\n\n<li>\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0645\u062d\u0633\u0651\u0646\u0629<\/li>\n\n\n\n<li>\u0627\u0646\u062e\u0641\u0627\u0636 \u062e\u0637\u0631 \u0627\u0646\u0641\u0635\u0627\u0644 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0647\u0630\u0627 \u0623\u0645\u0631 \u0645\u0647\u0645 \u0628\u0634\u0643\u0644 \u062e\u0627\u0635 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0640:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u062c\u0645\u064a\u0639 \u062e\u0627\u0644\u064d \u0645\u0646 \u0627\u0644\u0631\u0635\u0627\u0635<\/li>\n\n\n\n<li>\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0631\u0627\u0628\u0637 \u062f\u0627\u062e\u0644\u064a: <a href=\"https:\/\/topfastpcba.com\/ar\/pcb-delamination-causes\/\">\u0623\u0633\u0628\u0627\u0628 \u0627\u0646\u0641\u0635\u0627\u0644 \u0637\u0628\u0642\u0627\u062a \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0648\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0648\u0642\u0627\u064a\u0629 \u0645\u0646\u0647\u0627<\/a><\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Coefficient_of_Thermal_Expansion_CTE\"><\/span>\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0645\u062f\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a (CTE)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0642\u064a\u0633 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0645\u062f\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a (CTE) \u0645\u0642\u062f\u0627\u0631 \u062a\u0645\u062f\u062f \u0627\u0644\u0645\u0627\u062f\u0629 \u0639\u0646\u062f \u062a\u0633\u062e\u064a\u0646\u0647\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0624\u062f\u064a \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0641\u064a \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0645\u062f\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0628\u064a\u0646 \u0627\u0644\u0646\u062d\u0627\u0633 \u0648\u0627\u0644\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u062e\u0634\u0628\u064a\u0629 \u0625\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0639\u0646 \u0637\u0631\u064a\u0642 \u0627\u0644\u062a\u0643\u0633\u064a\u0631<\/li>\n\n\n\n<li>\u062a\u0634\u0642\u0642 \u0627\u0644\u0623\u0633\u0637\u0648\u0627\u0646\u0629<\/li>\n\n\n\n<li>\u062a\u0642\u0634\u0631<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0645\u064a\u0632 \u0627\u0644\u0645\u0648\u0627\u062f \u0630\u0627\u062a \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0645\u062f\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0627\u0644\u0645\u0646\u062e\u0641\u0636 \u0639\u0645\u0648\u0645\u064b\u0627 \u0628\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0623\u0639\u0644\u0649.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0631\u0627\u0628\u0637 \u062f\u0627\u062e\u0644\u064a: <a href=\"https:\/\/topfastpcba.com\/ar\/pcb-via-failure-analysis\/\">\u062a\u062d\u0644\u064a\u0644 \u0623\u0639\u0637\u0627\u0644 \u0641\u062a\u062d\u0627\u062a \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0641\u064a \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629<\/a><\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"509\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection.jpg\" alt=\"\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f\" class=\"wp-image-8664\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-300x255.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-14x12.jpg 14w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-150x127.jpg 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_High_Frequency_PCB_Materials\"><\/span>\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0635\u0646\u0627\u0639\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Standard_FR4\"><\/span>\u0645\u0639\u064a\u0627\u0631 FR4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0627 \u062a\u0632\u0627\u0644 \u0645\u0627\u062f\u0629 FR4 \u0647\u064a \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u064b\u0627 \u0641\u064a \u0635\u0646\u0627\u0639\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0646\u0638\u0631\u064b\u0627 \u0644\u062a\u0643\u0644\u0641\u062a\u0647\u0627 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0632\u0627\u064a\u0627:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0642\u062a\u0635\u0627\u062f\u064a<\/li>\n\n\n\n<li>\u0645\u062a\u0648\u0641\u0631 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639<\/li>\n\n\n\n<li>\u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0642\u064a\u0648\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0632\u0644\u0629<\/li>\n\n\n\n<li>\u062a\u0628\u0627\u064a\u0646 \u062f\u0631\u062c\u0629 \u0627\u0644\u0644\u0648\u0646<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0645\u062d\u062f\u0648\u062f \u0639\u0646\u062f \u062a\u062c\u0627\u0648\u0632 \u0639\u062f\u0629 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0647\u0644\u0627\u0643\u064a\u0629<\/li>\n\n\n\n<li>\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u063a\u0631\u0627\u0636<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Speed_FR4\"><\/span>FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0641\u0631 \u062a\u0631\u0643\u064a\u0628\u0627\u062a FR4 \u0627\u0644\u0645\u062d\u0633\u0651\u0646\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062e\u0633\u0627\u0631\u0629 \u0623\u0642\u0644<\/li>\n\n\n\n<li>\u062a\u062d\u0633\u064a\u0646 \u062b\u0628\u0627\u062a Dk<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u062d\u0631\u0627\u0631\u064a \u0645\u062d\u0633\u0651\u0646<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0634\u0628\u0643\u0627\u062a<\/li>\n\n\n\n<li>\u0627\u0644\u062e\u0648\u0627\u062f\u0645<\/li>\n\n\n\n<li>\u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rogers_RO4350B\"><\/span>\u0631\u0648\u062c\u0631\u0632 RO4350B<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u062d\u062f \u0623\u0643\u062b\u0631 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0635\u0641\u062d\u0629 \u0628\u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0634\u064a\u0648\u0639\u064b\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062e\u0633\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629<\/li>\n\n\n\n<li>\u0645\u0633\u062a\u0642\u0631 (Dk)<\/li>\n\n\n\n<li>\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639<\/li>\n\n\n\n<li>\u062a\u0643\u0644\u0641\u0629 \u062a\u0646\u0627\u0641\u0633\u064a\u0629 \u0645\u0642\u0627\u0631\u0646\u0629\u064b \u0628\u0640 PTFE<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a<\/li>\n\n\n\n<li>\u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0642\u0627\u0639\u062f\u0629<\/li>\n\n\n\n<li>\u0631\u0627\u062f\u0627\u0631 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rogers_RO4003C\"><\/span>\u0631\u0648\u062c\u0631\u0632 RO4003C<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0637\u0631\u0627\u0632 RO4003C \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0632\u0627\u064a\u0627:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0645\u0645\u062a\u0627\u0632<\/li>\n\n\n\n<li>\u062e\u0633\u0627\u0631\u0629 \u0623\u0642\u0644 \u0645\u0646 FR4<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u062b\u0627\u0628\u062a \u0644\u0644\u0645\u0642\u0627\u0648\u0645\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u062a\u0634\u0645\u0644 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0647\u0648\u0627\u0626\u064a\u0627\u062a<\/li>\n\n\n\n<li>\u0645\u0636\u062e\u0645\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629<\/li>\n\n\n\n<li>\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PTFE-Based_Materials\"><\/span>\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0633\u062a\u0646\u062f\u0629 \u0625\u0644\u0649 PTFE<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0645\u064a\u0632 \u0645\u0648\u0627\u062f \u0627\u0644\u0628\u0648\u0644\u064a \u062a\u064a\u062a\u0631\u0627\u0641\u0644\u0648\u0631\u0648\u0625\u064a\u062b\u064a\u0644\u064a\u0646 (PTFE) \u0628\u0643\u0648\u0646\u0647\u0627 \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0642\u0644 \u062e\u0633\u0627\u0631\u0629\u064b \u0639\u0644\u0649 \u0627\u0644\u0625\u0637\u0644\u0627\u0642.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0632\u0627\u064a\u0627:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0642\u064a\u0645\u0629 Df \u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u0644\u063a\u0627\u064a\u0629<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0645\u0645\u062a\u0627\u0632 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629<\/li>\n\n\n\n<li>\u0645\u0646\u0627\u0633\u0628 \u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0627\u0644\u0645\u0644\u064a\u0645\u062a\u0631\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0643\u0644\u0641\u0629 \u0623\u0639\u0644\u0649<\/li>\n\n\n\n<li>\u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u0643\u062b\u0631 \u062a\u0639\u0642\u064a\u062f\u064b\u0627<\/li>\n\n\n\n<li>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0645\u0642\u0627\u0644\u0627\u062a \u0630\u0627\u062a \u0635\u0644\u0629: <a href=\"https:\/\/topfastpcba.com\/ar\/multilayer-pcb-supplier\/\">\u0645\u0648\u0631\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/a><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Selection_by_Application\"><\/span>\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u062d\u0633\u0628 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5G_Infrastructure\"><\/span>\u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0635\u0649 \u0628\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RO4350B<\/li>\n\n\n\n<li>\u0631\u0648\u0647\u062f\u064a \u0622\u0646\u062f \u0634\u0648\u0627\u0631\u062a\u0632 4003C<\/li>\n\n\n\n<li>\u0627\u0644\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0647\u062c\u064a\u0646\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062e\u0633\u0627\u0631\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062e\u0633\u0627\u0631\u0629 \u0625\u062f\u062e\u0627\u0644 \u0645\u0646\u062e\u0641\u0636\u0629<\/li>\n\n\n\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u062b\u0627\u0628\u062a\u0629<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Automotive_Radar\"><\/span>\u0631\u0627\u062f\u0627\u0631 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0635\u0649 \u0628\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RO3003<\/li>\n\n\n\n<li>RO4835<\/li>\n\n\n\n<li>\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0648\u0631\u0629 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0642\u0637\u0627\u0639 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u0631\u0643\u064a\u0632:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0628\u064a\u0626\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0631\u0627\u0628\u0637 \u062f\u0627\u062e\u0644\u064a: <a href=\"https:\/\/topfastpcba.com\/ar\/automotive-pcba-reliability-design\/\">\u062a\u0635\u0645\u064a\u0645 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 PCBA \u0644\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/a><\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Speed_Networking\"><\/span>\u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0635\u0649 \u0628\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0633\u0644\u0633\u0644\u0629 \u0645\u064a\u063a\u062a\u0631\u0648\u0646<\/li>\n\n\n\n<li>\u062c\u0632\u064a\u0631\u0629 \u062a\u0627\u0643\u064a\u0648\u0646<\/li>\n\n\n\n<li>FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0642\u0644\u0628 \u0645\u0646\u062e\u0641\u0636<\/li>\n\n\n\n<li>\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/li>\n\n\n\n<li>\u0645\u0639\u0627\u0648\u0642\u0629 \u0645\u062d\u0643\u0648\u0645\u0629<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Aerospace_and_Defense\"><\/span>\u0627\u0644\u0637\u064a\u0631\u0627\u0646 \u0648\u0627\u0644\u0641\u0636\u0627\u0621 \u0648\u0627\u0644\u062f\u0641\u0627\u0639<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0635\u0649 \u0628\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0628\u0648\u0644\u064a \u062a\u064a\u062a\u0631\u0627\u0641\u0644\u0648\u0631\u0648\u0625\u064a\u062b\u064a\u0644\u064a\u0646<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0627\u0644\u0645\u062a\u0637\u0648\u0631\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0631\u0627\u062f\u064a\u0648\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0628\u064a\u0626\u064a \u0645\u062a\u0645\u064a\u0632<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"491\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-1.jpg\" alt=\"\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f\" class=\"wp-image-8665\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-1.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-1-300x246.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-1-15x12.jpg 15w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2026\/06\/High-Frequency-PCB-Material-Selection-1-150x123.jpg 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Choose_the_Right_High_Frequency_PCB_Material\"><\/span>\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0627\u062f\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-how-to wp-block-yoast-how-to-block\"><p class=\"schema-how-to-description\"><\/p> <ol class=\"schema-how-to-steps\"><li class=\"schema-how-to-step\" id=\"how-to-step-1780456455480\"><strong class=\"schema-how-to-step-name\">\u0627\u0644\u062e\u0637\u0648\u0629 1: \u062a\u062d\u062f\u064a\u062f \u062a\u0631\u062f\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/strong> <p class=\"schema-how-to-step-text\">\u062a\u0632\u062f\u0627\u062f \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0628\u0634\u0643\u0644 \u0645\u0644\u062d\u0648\u0638 \u0641\u064a \u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<br\/>. 2 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632<br\/>. 6 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632<br\/>. 24 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632<br\/>. 77 \u062c\u064a\u062c\u0627\u0647\u0631\u062a\u0632<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1780456484921\"><strong class=\"schema-how-to-step-name\">\u0627\u0644\u062e\u0637\u0648\u0629 2: \u062a\u0642\u064a\u064a\u0645 \u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/strong> <p class=\"schema-how-to-step-text\">\u0627\u062d\u0633\u0628 \u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0642\u0628\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0627\u0644\u0631\u0642\u0627\u0626\u0642.<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1780456491078\"><strong class=\"schema-how-to-step-name\">\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0644\u0642\u062f\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639\u064a\u0629<\/strong> <p class=\"schema-how-to-step-text\">\u0644\u0627 \u064a\u0633\u062a\u0637\u064a\u0639 \u0643\u0644 \u0645\u0635\u0646\u0639 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062a\u0637\u0648\u0631\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0628\u0643\u0641\u0627\u0621\u0629.<br\/>\u0631\u0627\u0628\u0637 \u062f\u0627\u062e\u0644\u064a: <a href=\"https:\/\/topfastpcba.com\/ar\/pcb-manufacturing-processes-2\/\">\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/a><\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1780456518386\"><strong class=\"schema-how-to-step-name\">\u0627\u0644\u062e\u0637\u0648\u0629 4: \u062a\u062d\u0642\u064a\u0642 \u0627\u0644\u062a\u0648\u0627\u0632\u0646 \u0628\u064a\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/strong> <p class=\"schema-how-to-step-text\">\u0644\u064a\u0633 \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u062f\u0627\u0626\u0645\u064b\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0639\u0644\u0649 \u0623\u062f\u0627\u0621\u064b.<br\/>\u062a\u0639\u0645\u0644 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0628\u0634\u0643\u0644 \u062c\u064a\u062f \u0639\u0646\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645:<br\/>. FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<br\/>. \u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0647\u062c\u064a\u0646<br\/>. \u0635\u0641\u0627\u0626\u062d \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629<\/p> <\/li><li class=\"schema-how-to-step\" id=\"how-to-step-1780456541314\"><strong class=\"schema-how-to-step-name\">\u0627\u0644\u062e\u0637\u0648\u0629 5: \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629<\/strong> <p class=\"schema-how-to-step-text\">\u062a\u0642\u064a\u064a\u0645:<br\/>. \u0627\u0644\u062f\u0648\u0631\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<br\/>. \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0631\u0637\u0648\u0628\u0629<br\/>. \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644<\/p> <\/li><\/ol><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1780456568674\"><strong class=\"schema-faq-question\">\u0633: \u0647\u0644 \u064a\u0639\u062a\u0628\u0631 FR4 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629\u061f<\/strong> <p class=\"schema-faq-answer\">\u062c: \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u060c \u0646\u0639\u0645. \u0623\u0645\u0627 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0641\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062a\u0637\u0644\u0628 \u0645\u0648\u0627\u062f \u0645\u062a\u062e\u0635\u0635\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062e\u0633\u0627\u0631\u0629.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780456581349\"><strong class=\"schema-faq-question\">\u0633: \u0645\u0627 \u0647\u064a \u0623\u0641\u0636\u0644 \u0645\u0627\u062f\u0629 \u0644\u0635\u0646\u0627\u0639\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0644\u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 (5G)\u061f<\/strong> <p class=\"schema-faq-answer\">\u062c: \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0627\u062f\u0629 RO4350B \u0648\u0627\u0644\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0645\u0645\u0627\u062b\u0644\u0629 \u0630\u0627\u062a \u0627\u0644\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639 \u0641\u064a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 (5G).<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780456594709\"><strong class=\"schema-faq-question\">\u0633: \u0644\u0645\u0627\u0630\u0627 \u064a\u0639\u062a\u0628\u0631 \u0645\u0627\u062f\u0629 PTFE \u0623\u063a\u0644\u0649 \u062b\u0645\u0646\u0627\u064b\u061f<\/strong> <p class=\"schema-faq-answer\">\u062c: \u062a\u062a\u0637\u0644\u0628 \u0645\u0648\u0627\u062f PTFE \u0645\u0639\u0627\u0644\u062c\u0629 \u0645\u062a\u062e\u0635\u0635\u0629 \u0648\u062a\u062a\u0645\u064a\u0632 \u0628\u0623\u062f\u0627\u0621 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0641\u0627\u0626\u0642.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780456606286\"><strong class=\"schema-faq-question\">\u0633: \u0645\u0627 \u0647\u064a \u0627\u0644\u0645\u0639\u0644\u0645\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u0623\u0647\u0645\u064a\u0629 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629\u061f<\/strong> <p class=\"schema-faq-answer\">\u062c: \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0643\u0648\u0646 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f (Df) \u0647\u0648 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u0643\u062b\u0631 \u0623\u0647\u0645\u064a\u0629 \u0644\u062a\u0642\u0644\u064a\u0644 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0623\u062f\u0646\u0649 \u062d\u062f.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780456624585\"><strong class=\"schema-faq-question\">\u0633: \u0647\u0644 \u0627\u0646\u062e\u0641\u0627\u0636 \u0642\u064a\u0645\u0629 Dk \u064a\u0639\u0646\u064a \u062f\u0627\u0626\u0645\u064b\u0627 \u0623\u062f\u0627\u0621\u064b \u0623\u0641\u0636\u0644\u061f<\/strong> <p class=\"schema-faq-answer\">\u062c: \u0644\u064a\u0633 \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629. \u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0648\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0648\u0623\u0647\u062f\u0627\u0641 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/p> <\/div> <\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>\u0627\u0644\u062e\u0627\u062a\u0645\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0624\u062b\u0631 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0631\u062f\u062f \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629\u060c \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0625\u062f\u062e\u0627\u0644\u060c \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629\u060c \u0648\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u0648\u0627\u062f\u060c \u064a\u0646\u0628\u063a\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0645\u0631\u0627\u0639\u0627\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u062b\u0627\u0628\u062a \u0627\u0644\u0639\u0627\u0632\u0644 (Dk)<\/li>\n\n\n\n<li>\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f (Df)<\/li>\n\n\n\n<li>\u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/li>\n\n\n\n<li>\u062e\u0635\u0627\u0626\u0635 CTE<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0641\u064a \u0627\u0644\u062a\u0635\u0646\u064a\u0639<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0633\u0627\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0641\u064a \u0645\u0631\u062d\u0644\u0629 \u0645\u0628\u0643\u0631\u0629 \u0645\u0646 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0639\u0644\u0649 \u062a\u0642\u0644\u064a\u0644 \u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u062a\u0637\u0648\u064a\u0631 \u0648\u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0639\u0627\u0645 \u0644\u0644\u0646\u0638\u0627\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Selecting the right high frequency PCB material is critical for signal integrity, insertion loss, impedance stability, and long-term reliability. This guide explains the key electrical and mechanical properties engineers should evaluate when choosing PCB materials for RF, microwave, 5G, radar, and high-speed digital applications.<\/p>","protected":false},"author":2,"featured_media":8666,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[68],"class_list":["post-8662","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-high-frequency-pcb"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>High Frequency PCB Material Selection<\/title>\n<meta name=\"description\" content=\"how to select high frequency PCB materials for RF, microwave, and high-speed digital applications. 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