{"id":8077,"date":"2025-10-30T16:39:44","date_gmt":"2025-10-30T08:39:44","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=8077"},"modified":"2025-10-30T16:39:50","modified_gmt":"2025-10-30T08:39:50","slug":"pcb-fundamentals","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/","title":{"rendered":"\u0623\u0633\u0627\u0633\u064a\u0627\u062a PCB"},"content":{"rendered":"<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\/pcb-fundamentals\/#1_Introduction_to_PCBs_and_Core_Components\" >1. \u0645\u0642\u062f\u0645\u0629 \u0639\u0646 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/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\/pcb-fundamentals\/#2_PCB_Classification_System\" >2. \u0646\u0638\u0627\u0645 \u062a\u0635\u0646\u064a\u0641 PCB<\/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\/pcb-fundamentals\/#21_Classification_by_Substrate_Material\" >2.1 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u062d\u0633\u0628 \u0645\u0627\u062f\u0629 \u0627\u0644\u0631\u0643\u064a\u0632\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#22_Classification_by_Structural_Characteristics\" >2.2 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u062d\u0633\u0628 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#3_In-Depth_Analysis_of_PCB_Substrate_Technology\" >3. \u062a\u062d\u0644\u064a\u0644 \u0645\u062a\u0639\u0645\u0642 \u0644\u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0631\u0643\u064a\u0632\u0629 PCB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#31_Layer_Stack-up_Structure\" >3.1 \u0647\u064a\u0643\u0644 \u062a\u0631\u0627\u0635 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#32_Via_Technologies\" >3.2 \u0639\u0628\u0631 \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#33_Key_Performance_Parameters\" >3.3 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#4_Precision_PCB_Manufacturing_Process_Flow\" >4. \u062a\u062f\u0641\u0642 \u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-fundamentals\/#5_Comprehensive_Comparison_of_Surface_Finish_Treatments\" >5. \u0645\u0642\u0627\u0631\u0646\u0629 \u0634\u0627\u0645\u0644\u0629 \u0628\u064a\u0646 \u0645\u0639\u0627\u0644\u062c\u0627\u062a \u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0623\u0633\u0637\u062d<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Introduction_to_PCBs_and_Core_Components\"><\/span>1. \u0645\u0642\u062f\u0645\u0629 \u0639\u0646 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629<\/strong> (PCBs) \u0647\u064a \u0645\u0643\u0648\u0646\u0627\u062a \u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a. \u0648\u062a\u0634\u0645\u0644 \u0648\u0638\u0627\u0626\u0641\u0647\u0627 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a <strong>\u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a<\/strong>, <strong>\u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0645\u0627\u062f\u064a<\/strong>, <strong>\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629<\/strong>\u0648 <strong>\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/strong>. \u062a\u062a\u0643\u0648\u0646 \u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u0645\u0646 \u0639\u062f\u0629 \u0639\u0646\u0627\u0635\u0631 \u0645\u062a\u062e\u0635\u0635\u0629: <strong>\u0637\u0628\u0642\u0629 \u0637\u0628\u0627\u0639\u0629 \u062d\u0631\u064a\u0631\u064a\u0629<\/strong> (\u062a\u0631\u0627\u0643\u0628) \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a\u060c <strong>\u062a\u0634\u0637\u064a\u0628\u0627\u062a \u0627\u0644\u0623\u0633\u0637\u062d<\/strong> (\u0645\u062b\u0644 ENIG \u0648 HASL) <strong>\u0645\u0645\u0631\u0627\u062a<\/strong> \u0644\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u060c <strong>\u0645\u0643\u0648\u0646\u0627\u062a \u062b\u0642\u0628\u064a\u0629<\/strong> (PTH) \u0648 <strong>\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0633\u0637\u062d\u064a<\/strong> (SMD)\u060c <strong>\u0635\u0628 \u0627\u0644\u0646\u062d\u0627\u0633<\/strong> (\u0645\u0636\u0644\u0639)\u060c <strong>\u0648\u0633\u0627\u062f\u0627\u062a \u0627\u0644\u062a\u062e\u0641\u064a\u0641 \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/strong>, <strong>\u0622\u062b\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a<\/strong> (\u0645\u0633\u0627\u0631)\u060c \u0648 <strong>\u0648\u0633\u0627\u062f\u0627\u062a<\/strong>\u060c \u0645\u0646 \u0628\u064a\u0646 \u0645\u064a\u0632\u0627\u062a \u0645\u0647\u0645\u0629 \u0623\u062e\u0631\u0649.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_PCB_Classification_System\"><\/span>2. \u0646\u0638\u0627\u0645 \u062a\u0635\u0646\u064a\u0641 PCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Classification_by_Substrate_Material\"><\/span>2.1 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u062d\u0633\u0628 \u0645\u0627\u062f\u0629 \u0627\u0644\u0631\u0643\u064a\u0632\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><a href=\"https:\/\/topfastpcba.com\/ar\/ceramic-pcb\/\"><strong>\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u0633\u064a\u0631\u0627\u0645\u064a\u0643<\/strong>:<\/a> Utilizing materials like Alumina (Al\u2082O\u2083), Aluminum Nitride (AlN), or Silicon Carbide (SiC), these offer exceptional thermal conductivity and are designed for high-temperature environments and high-power applications.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/topfastpcba.com\/ar\/metal-pcb\/\">\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0630\u0627\u062a \u0627\u0644\u0646\u0648\u0627\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629<\/a><\/strong> (MCPCBs): \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0623\u0644\u0648\u0645\u0646\u064a\u0648\u0645 \u0648\u0627\u0644\u0646\u062d\u0627\u0633\u060c \u0648\u0627\u0644\u0645\u0639\u0631\u0648\u0641\u0629 \u0628\u0642\u062f\u0631\u062a\u0647\u0627 \u0627\u0644\u0641\u0627\u0626\u0642\u0629 \u0639\u0644\u0649 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u062a\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u0625\u0636\u0627\u0621\u0629 LED.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u0648\u0631\u0642\u064a\u0629<\/strong>: \u0645\u062b\u0644 \u0627\u0644\u062f\u0631\u062c\u0627\u062a FR-1 \u0648 FR-2 \u060c \u0627\u0633\u062a\u062e\u062f\u0645 \u0648\u0631\u0642 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0643\u062a\u0639\u0632\u064a\u0632 \u060c \u0645\u0634\u0628\u0639 \u0628\u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0648\u0645\u063a\u0644\u0641 \u0628\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0646\u062d\u0627\u0633 \u060c \u0648\u0645\u0646\u0627\u0633\u0628 \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0644\u0644\u0648\u062d\u0627\u062a \u0623\u062d\u0627\u062f\u064a\u0629 \u0623\u0648 \u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u062c\u0648\u0627\u0646\u0628.<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u0645\u0631\u0643\u0628\u0629<\/strong>: \u0627\u0644\u062c\u0645\u0639 \u0628\u0634\u0643\u0644 \u0645\u0628\u062a\u0643\u0631 \u0628\u064a\u0646 \u062e\u0635\u0627\u0626\u0635 \u0645\u0648\u0627\u062f \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c CEM-2 (\u0631\u0627\u062a\u0646\u062c \u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0645\u0639 \u0642\u0644\u0628 \u0645\u0646 \u0627\u0644\u0648\u0631\u0642 \u0648\u0623\u0633\u0637\u062d \u0645\u0646 \u0627\u0644\u0642\u0645\u0627\u0634 \u0627\u0644\u0632\u062c\u0627\u062c\u064a)\u060c \u0644\u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0623\u062f\u0627\u0621 \u0645\u062d\u062f\u062f\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Classification_by_Structural_Characteristics\"><\/span>2.2 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u062d\u0633\u0628 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/topfastpcba.com\/ar\/rigid-pcb-board\/\">\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u0635\u0644\u0628\u0629<\/a><\/strong>: \u0627\u0633\u062a\u062e\u062f\u0645 \u0631\u0643\u0627\u0626\u0632 \u0635\u0644\u0628\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0646\u062d\u0646\u0627\u0621\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u062b\u0644 FR-4 (\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0632\u062c\u0627\u062c\u064a)\u060c \u0648\u0623\u0644\u0648\u0627\u062d \u0648\u0631\u0642\u064a\u0629\u060c \u0648\u0645\u0631\u0643\u0628\u0629\u060c \u0648\u0633\u064a\u0631\u0627\u0645\u064a\u0643\u060c \u0648\u0623\u0644\u0648\u0627\u062d \u0630\u0627\u062a \u0642\u0644\u0628 \u0645\u0639\u062f\u0646\u064a.<\/p>\n\n\n\n<p><a href=\"https:\/\/topfastpcba.com\/ar\/flexible-pcb\/\"><strong>\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u0645\u0631\u0646\u0629<\/strong> <\/a>(\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0627\u0644\u0645\u0631\u0646\u0629): \u062a\u0633\u062a\u062e\u062f\u0645 \u0631\u0643\u0627\u0626\u0632 \u0639\u0627\u0632\u0644\u0629 \u0645\u0631\u0646\u0629\u060c \u0645\u0645\u0627 \u064a\u0633\u0645\u062d \u0628\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0648\u0627\u0644\u0644\u0641 \u0648\u0627\u0644\u0637\u064a\u060c \u0648\u0647\u064a \u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0645\u0633\u0627\u062d\u0627\u062a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 \u0627\u0644\u0645\u062d\u0645\u0648\u0644\u0629 \u0627\u0644\u0645\u062d\u062f\u0648\u062f\u0629.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/topfastpcba.com\/ar\/rigid-flex-pcb\/\">\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u0635\u0644\u0628\u0629 \u0627\u0644\u0645\u0631\u0646\u0629<\/a><\/strong>: \u062f\u0645\u062c \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0631\u0646\u0629 \u0628\u0630\u0643\u0627\u0621\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0642\u0648\u0629 \u0647\u064a\u0643\u0644\u064a\u0629 \u0648\u0645\u0631\u0648\u0646\u0629 \u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/topfastpcba.com\/ar\/hdi-pcb\/\">\u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 HDI<\/a><\/strong> (\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629): \u062a\u0633\u062a\u062e\u062f\u0645 \u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0631\u0648\u0641\u064a\u0627\u062a \u0648\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0631\u0642\u064a\u0642\u0629 \u0644\u0644\u063a\u0627\u064a\u0629 \u0644\u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062a\u0635\u063a\u064a\u0631 \u062d\u062c\u0645 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629. \u062a\u0634\u0645\u0644 \u0627\u0644\u0647\u064a\u0627\u0643\u0644 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0645\u0643\u062f\u0633\u0629 \u0645\u0646 \u062e\u0637\u0648\u062a\u064a\u0646\u060c \u0648\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u062e\u0644\u0629 \u0645\u0646 \u062e\u0637\u0648\u062a\u064a\u0646\u060c \u0648\u062a\u0648\u0635\u064a\u0644\u0627\u062a HDI \u0645\u0646 \u062e\u0637\u0648\u0629 \u0648\u0627\u062d\u062f\u0629.<\/p>\n\n\n\n<p><strong>\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629<\/strong>: \u0645\u0635\u0645\u0645 \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u062a\u063a\u0644\u064a\u0641 \u0627\u0644\u0631\u0642\u0627\u0626\u0642\u060c \u0648\u064a\u0648\u0641\u0631 \u0648\u0638\u0627\u0626\u0641 \u0645\u0647\u0645\u0629 \u0645\u062b\u0644 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0648\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0648\u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0647\u064a\u0643\u0644\u064a \u0648\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/09\/PCB-layers-3.jpg\" alt=\"\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-7958\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/09\/PCB-layers-3.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/09\/PCB-layers-3-300x201.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/09\/PCB-layers-3-18x12.jpg 18w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/09\/PCB-layers-3-150x101.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=\"3_In-Depth_Analysis_of_PCB_Substrate_Technology\"><\/span>3. \u062a\u062d\u0644\u064a\u0644 \u0645\u062a\u0639\u0645\u0642 \u0644\u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0631\u0643\u064a\u0632\u0629 PCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Layer_Stack-up_Structure\"><\/span>3.1 \u0647\u064a\u0643\u0644 \u062a\u0631\u0627\u0635 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u062a\u062a\u0645\u064a\u0632 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0628\u062a\u0635\u0645\u064a\u0645 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0637\u0628\u0642\u0627\u062a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0644\u0628<\/strong>: \u0631\u0642\u0627\u0626\u0642 \u0645\u0631\u0643\u0628\u0629 \u0645\u0646 \u0642\u0645\u0627\u0634 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0648\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a\u060c \u0645\u063a\u0637\u0627\u0629 \u0628\u0627\u0644\u0646\u062d\u0627\u0633 \u0639\u0644\u0649 \u0643\u0644\u0627 \u0627\u0644\u062c\u0627\u0646\u0628\u064a\u0646.<\/li>\n\n\n\n<li><strong>\u0628\u0631\u064a\u0628\u0631\u064a\u063a<\/strong> (\u0645\u0633\u0628\u0642 \u0627\u0644\u062a\u0634\u0631\u064a\u0628): \u0645\u0631\u0643\u0628 \u0645\u0646 \u0642\u0645\u0627\u0634 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0648\u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0639\u0627\u0644\u062c \u062c\u0632\u0626\u064a\u064b\u0627\u060c \u0645\u0633\u0624\u0648\u0644 \u0639\u0646 \u0631\u0628\u0637 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0645\u0639\u064b\u0627 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0635\u0641\u064a\u062d.<\/li>\n\n\n\n<li><strong>\u0631\u0642\u0627\u0626\u0642 \u0627\u0644\u0646\u062d\u0627\u0633<\/strong>: Divided into Electro-Deposited (ED) copper (preferred for rigid boards) and Rolled Annealed (RA) copper (used for flexible boards). Thickness is measured in ounces (OZ), e.g., 1 OZ (\u224835\u00b5m).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Via_Technologies\"><\/span>3.2 \u0639\u0628\u0631 \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u062a\u0635\u0646\u0641 \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0628\u064a\u0646 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0625\u0644\u0649 \u062b\u0644\u0627\u062b\u0629 \u0623\u0646\u0648\u0627\u0639:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u062b\u0642\u0628 \u0639\u0628\u0648\u0631<\/strong>: \u064a\u0645\u0631 \u0639\u0628\u0631 \u062c\u0645\u064a\u0639 \u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629.<\/li>\n\n\n\n<li><strong>\u0623\u0639\u0645\u0649 \u0639\u0628\u0631<\/strong>: \u064a\u0631\u0628\u0637 \u0637\u0628\u0642\u0629 \u062e\u0627\u0631\u062c\u064a\u0629 \u0628\u0648\u0627\u062d\u062f\u0629 \u0623\u0648 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629\u060c \u0648\u0644\u0643\u0646\u0647 \u0644\u0627 \u064a\u0645\u0631 \u0639\u0628\u0631 \u0627\u0644\u0644\u0648\u062d\u0629 \u0628\u0623\u0643\u0645\u0644\u0647\u0627.<\/li>\n\n\n\n<li><strong>\u0645\u062f\u0641\u0648\u0646 \u0639\u0628\u0631<\/strong>: \u064a\u0642\u0639 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u062f\u0627\u062e\u0644 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629\u060c \u0648\u064a\u0631\u0628\u0637 \u0628\u064a\u0646 \u0637\u0628\u0642\u062a\u064a\u0646 \u0623\u0648 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u062f\u0648\u0646 \u0623\u0646 \u064a\u0635\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"33_Key_Performance_Parameters\"><\/span>3.3 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tg<\/strong> (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a): \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u062d\u0631\u062c\u0629 \u0627\u0644\u062a\u064a \u064a\u062a\u062d\u0648\u0644 \u0641\u064a\u0647\u0627 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0645\u0646 \u062d\u0627\u0644\u0629 \u0635\u0644\u0628\u0629 \u0625\u0644\u0649 \u062d\u0627\u0644\u0629 \u0623\u0643\u062b\u0631 \u0644\u064a\u0648\u0646\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062b\u0631 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0644\u0644\u0631\u0643\u064a\u0632\u0629.<\/li>\n\n\n\n<li><strong>Td<\/strong> (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0644\u0644): \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u064a \u064a\u0641\u0642\u062f \u0639\u0646\u062f\u0647\u0627 \u0627\u0644\u0631\u0627\u062a\u0646\u062c 5% \u0645\u0646 \u0643\u062a\u0644\u062a\u0647 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u062d\u0644\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a.<\/li>\n\n\n\n<li><strong>CTE<\/strong> (Coefficient of Thermal Expansion): Determines dimensional stability under temperature variations. Typically X\/Y: 16-18 ppm\/\u00b0C, Z: 40-60 ppm\/\u00b0C.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dk<\/strong> (Dielectric Constant): Influences signal propagation speed and characteristic impedance. A lower Dk generally allows faster signal speed (V = C\/\u221aDk).<\/li>\n\n\n\n<li><strong>Df<\/strong> (\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f): \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u062c\u0648\u062f\u062a\u0647\u0627\u061b \u0641\u0643\u0644\u0645\u0627 \u0627\u0646\u062e\u0641\u0636 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u062f\u060c \u0642\u0644 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629.<\/li>\n\n\n\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0633\u0637\u062d\/\u0627\u0644\u062d\u062c\u0645: \u062a\u0642\u064a\u0633 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u064a.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0642\u0648\u0629 \u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0648\u0642\u0648\u0629 \u0627\u0644\u062a\u0642\u0634\u064a\u0631<\/li>\n\n\n\n<li>\u0627\u0645\u062a\u0635\u0627\u0635 \u0627\u0644\u0645\u0627\u0621: \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u0631\u0643\u064a\u0632\u0629. \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0632\u064a\u062f \u0645\u0646 Dk \u0648\u062a\u0632\u064a\u062f \u0645\u0646 \u062e\u0637\u0631 \u0627\u0644\u062a\u0641\u0631\u064a\u063a (&#8220;popcorning&#8221;).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Precision_PCB_Manufacturing_Process_Flow\"><\/span>4. \u062a\u062f\u0641\u0642 \u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u064a\u062a\u0628\u0639 \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 \u062a\u0633\u0644\u0633\u0644\u0627\u064b \u0635\u0627\u0631\u0645\u0627\u064b:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629<\/strong> \u2192 2. <strong>\u062a\u0635\u0641\u064a\u062d \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0636\u0648\u0621<\/strong> \u2192 3. <strong>\u0627\u0644\u062a\u0639\u0631\u0636<\/strong> \u2192 4. <strong>\u0627\u0644\u062a\u0646\u0645\u064a\u0629<\/strong> \u2192 5. <strong>\u0627\u0644\u0646\u0642\u0634<\/strong> \u2192 6. <strong>\u0634\u0631\u064a\u0637 \u0645\u0642\u0627\u0648\u0645<\/strong> \u2192 7. <strong>\u062a\u0631\u0627\u0635 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/strong> \u2192 8. <strong>\u0627\u0644\u062a\u0635\u0641\u064a\u062d<\/strong> \u2192 9. <strong>\u0627\u0644\u062d\u0641\u0631<\/strong> \u2192 10. <strong>\u0627\u0644\u0637\u0644\u0627\u0621 (PTH)<\/strong> \u2192 11. <strong>\u0637\u0628\u0642\u0629 \u062e\u0627\u0631\u062c\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062a\u0635\u0641\u064a\u062d<\/strong> \u2192 12. <strong>\u0627\u0644\u062a\u0639\u0631\u0636<\/strong> \u2192 13. <strong>\u0627\u0644\u062a\u0646\u0645\u064a\u0629<\/strong> \u2192 14. <strong>\u0637\u0644\u0627\u0621 \u0627\u0644\u0646\u0642\u0648\u0634 (\u0627\u0644\u0646\u062d\u0627\u0633\/\u0627\u0644\u0642\u0635\u062f\u064a\u0631)<\/strong> \u2192 15. <strong>\u0634\u0631\u064a\u0637 \u0645\u0642\u0627\u0648\u0645<\/strong> \u2192 16. <strong>\u0627\u0644\u0646\u0642\u0634<\/strong> \u2192 17. <strong>\u0634\u0631\u064a\u0637 \u0645\u0646 \u0627\u0644\u0635\u0641\u064a\u062d<\/strong> \u2192 18. <strong>\u0627\u0644\u0637\u0628\u0627\u0639\u0629 \u0628\u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629\/\u0627\u0644\u0637\u0628\u0627\u0639\u0629 \u0627\u0644\u0623\u0633\u0637\u0648\u0631\u064a\u0629<\/strong> \u2192 19. <strong>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/strong><\/li>\n<\/ol>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/10\/PCB-Manufacturing-Process.jpg\" alt=\"\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\" class=\"wp-image-8078\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/10\/PCB-Manufacturing-Process.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/10\/PCB-Manufacturing-Process-300x201.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/10\/PCB-Manufacturing-Process-18x12.jpg 18w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/10\/PCB-Manufacturing-Process-150x101.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=\"5_Comprehensive_Comparison_of_Surface_Finish_Treatments\"><\/span>5. \u0645\u0642\u0627\u0631\u0646\u0629 \u0634\u0627\u0645\u0644\u0629 \u0628\u064a\u0646 \u0645\u0639\u0627\u0644\u062c\u0627\u062a \u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0623\u0633\u0637\u062d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/th><th>\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0648\u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/th><th>\u0627\u0644\u0642\u064a\u0648\u062f \/ \u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a<\/th><th>\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/th><th>Thickness Range (\u00b5m)<\/th><th>\u0645\u062f\u0629 \u0627\u0644\u0635\u0644\u0627\u062d\u064a\u0629<\/th><\/tr><\/thead><tbody><tr><td><strong>HASL (\u062e\u0627\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0631\u0635\u0627\u0635)<\/strong><\/td><td>\u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u0648\u0633\u0627\u062f\u0627\u062a \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0648\u0627\u0633\u0639\u0629<\/td><td>\u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628 \u0644\u0645\u0624\u0634\u0631 \u0627\u0644\u062a\u0646\u0645\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629\u061b \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0639\u0627\u0644\u064a\u0629\u061b \u0633\u0637\u062d \u063a\u064a\u0631 \u0645\u0633\u062a\u0648\u064d<\/td><td>\u0645\u062a\u0648\u0633\u0637-\u0639\u0627\u0644\u064a<\/td><td>2-5 (\u0639\u0644\u0649 \u0627\u0644\u0644\u0648\u062d\u0629)<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><tr><td><strong>HASL (\u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0627\u0644\u0631\u0635\u0627\u0635)<\/strong><\/td><td>\u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0645\u0645\u062a\u0627\u0632\u0629<\/td><td>\u0627\u0644\u0627\u0647\u062a\u0645\u0627\u0645 \u0628\u0627\u0644\u0628\u064a\u0626\u0629 (\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0631\u0635\u0627\u0635)<\/td><td>\u0645\u062a\u0648\u0633\u0637-\u0639\u0627\u0644\u064a<\/td><td>2-5 (\u0639\u0644\u0649 \u0627\u0644\u0644\u0648\u062d\u0629)<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><tr><td><strong>OSP<\/strong><\/td><td>\u0639\u0645\u0644\u064a\u0629 \u0628\u0633\u064a\u0637\u0629\u060c \u062a\u0643\u0644\u0641\u0629 \u0645\u0646\u062e\u0641\u0636\u0629<\/td><td>\u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628 \u0644\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u061b \u0635\u0639\u0648\u0628\u0629 \u0627\u0644\u0641\u062d\u0635<\/td><td>\u0627\u0644\u0623\u0642\u0644<\/td><td>0.1 &#8211; 0.5<\/td><td>6 \u0623\u0634\u0647\u0631<\/td><\/tr><tr><td><strong>ENIG<\/strong> (\u0627\u0644\u0646\u064a\u0643\u0644 \u063a\u064a\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\/\u0627\u0644\u0630\u0647\u0628 \u0628\u0627\u0644\u063a\u0645\u0633)<\/td><td>\u0644\u062d\u0627\u0645 \u0645\u0648\u062b\u0648\u0642 \u0628\u0647\u060c \u0633\u0637\u062d \u0645\u0633\u062a\u0648\u064d\u060c \u0645\u0642\u0627\u0648\u0645\u0629 \u062c\u064a\u062f\u0629 \u0644\u0644\u062a\u0622\u0643\u0644<\/td><td>\u0627\u062d\u062a\u0645\u0627\u0644 \u062d\u062f\u0648\u062b \"\u0628\u0642\u0639\u0629 \u0633\u0648\u062f\u0627\u0621\" (\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u064a\u0643\u0644) \u0648\"\u062a\u0642\u0635\u0641 \u0627\u0644\u0630\u0647\u0628\"<\/td><td>\u0639\u0627\u0644\u064a\u0629<\/td><td>\u0627\u0644\u0646\u064a\u0643\u0644: 3-5 \/ \u0627\u0644\u0630\u0647\u0628: 0.03-0.08<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><tr><td><strong>ENEPIG<\/strong> (\u0627\u0644\u0646\u064a\u0643\u0644\/\u0627\u0644\u0628\u0644\u0627\u062a\u064a\u0646\/\u0627\u0644\u0630\u0647\u0628 \u0628\u0627\u0644\u063a\u0645\u0633 \u0628\u062f\u0648\u0646 \u0643\u0647\u0631\u0628\u0627\u0621)<\/td><td>\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0645\u062a\u0637\u0648\u0631\u0629\u060c \u0645\u0642\u0627\u0648\u0645\u0629 \u0641\u0627\u0626\u0642\u0629 \u0644\u0644\u062a\u0622\u0643\u0644\u060c \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0631\u0628\u0637 \u0628\u0627\u0644\u0623\u0633\u0644\u0627\u0643<\/td><td>\u062a\u062d\u0643\u0645 \u0645\u0639\u0642\u062f \u0641\u064a \u0627\u0644\u0639\u0645\u0644\u064a\u0629\u060c \u0627\u062d\u062a\u0645\u0627\u0644 \u062d\u062f\u0648\u062b \u0644\u0637\u062e\u0627\u062a \u0633\u0648\u062f\u0627\u0621\/\u062a\u063a\u064a\u0631 \u0641\u064a \u0627\u0644\u0644\u0648\u0646<\/td><td>\u0639\u0627\u0644\u064a\u0629<\/td><td>\u0627\u0644\u0646\u064a\u0643\u0644: 2-5 \/ \u0627\u0644\u0628\u0644\u0627\u062f\u064a\u0648\u0645: 0.05-0.15 \/ \u0627\u0644\u0630\u0647\u0628: 0.05-0.15<\/td><td>6 \u0623\u0634\u0647\u0631<\/td><\/tr><tr><td><strong>\u0627\u0644\u0641\u0636\u0629 \u0627\u0644\u063a\u0627\u0637\u0633\u0629 (ImAg)<\/strong><\/td><td>\u0633\u0637\u062d \u0645\u0633\u062a\u0648\u064d\u060c \u0645\u0646\u0627\u0633\u0628 \u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0625\u0639\u0627\u062f\u0629 \u062a\u062f\u0641\u0642 \u0645\u062a\u0639\u062f\u062f\u0629<\/td><td>\u064a\u062a\u0639\u0631\u0636 \u0644\u0644\u062a\u0644\u0641 \u0628\u0633\u0647\u0648\u0644\u0629\u060c \u0648\u064a\u062a\u0637\u0644\u0628 \u0634\u0631\u0648\u0637 \u062a\u062e\u0632\u064a\u0646 \u0635\u0627\u0631\u0645\u0629<\/td><td>\u0645\u062a\u0648\u0633\u0637<\/td><td>0.1 &#8211; 0.5<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><tr><td><strong>\u0642\u0635\u062f\u064a\u0631 \u0627\u0644\u063a\u0645\u0631 (ImSn)<\/strong><\/td><td>\u062a\u0633\u0637\u064a\u062d \u062c\u064a\u062f\u060c \u0642\u0627\u0628\u0644\u064a\u0629 \u0644\u0644\u062d\u0627\u0645<\/td><td>\u062e\u0637\u0631 \u062a\u0634\u0643\u0644 \u0634\u0639\u064a\u0631\u0627\u062a \u0627\u0644\u0642\u0635\u062f\u064a\u0631\u060c \u0636\u0639\u0641 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0634\u064a\u062e\u0648\u062e\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/td><td>\u0645\u0646\u062e\u0641\u0636\u0629<\/td><td>0.8 &#8211; 1.2<\/td><td>6 \u0623\u0634\u0647\u0631<\/td><\/tr><tr><td><strong>\u0627\u0644\u0646\u064a\u0643\u0644\/\u0627\u0644\u0630\u0647\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong> (\u0630\u0647\u0628 \u0646\u0627\u0639\u0645)<\/td><td>\u0645\u0642\u0627\u0648\u0645\u0629 \u062a\u0622\u0643\u0644 \u0645\u0645\u062a\u0627\u0632\u0629\u060c \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u062a\u0635\u0627\u0644<\/td><td>\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0639\u0627\u0644\u064d \u0644\u0644\u0630\u0647\u0628\u060c \u0645\u0634\u0627\u0643\u0644 \u0645\u062d\u062a\u0645\u0644\u0629 \u0641\u064a \u0627\u0644\u062a\u0635\u0627\u0642 \u0642\u0646\u0627\u0639 \u0627\u0644\u0644\u062d\u0627\u0645 \u0639\u0644\u0649 \u0627\u0644\u0630\u0647\u0628<\/td><td>\u0627\u0644\u0623\u0639\u0644\u0649<\/td><td>Ni: 3-5 \/ Au: \u22650.05 (selective)<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><tr><td><strong>\u0627\u0644\u0630\u0647\u0628 \u0627\u0644\u0635\u0644\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong><\/td><td>\u0645\u0642\u0627\u0648\u0645\u0629 \u0641\u0627\u0626\u0642\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0644\u0644\u0623\u0635\u0627\u0628\u0639)<\/td><td>\u0623\u0639\u0644\u0649 \u062a\u0643\u0644\u0641\u0629\u060c \u0623\u0643\u062b\u0631 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u062a\u0639\u0642\u064a\u062f\u064b\u0627<\/td><td>\u0627\u0644\u0623\u0639\u0644\u0649<\/td><td>0.3 - 3.0 (\u0639\u0646\u062f \u0627\u0644\u062a\u0644\u0627\u0645\u0633)<\/td><td>12 \u0634\u0647\u0631\u0627\u064b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u064a\u0648\u0641\u0631 \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCBs) \u062a\u063a\u0637\u064a\u0629 \u0634\u0627\u0645\u0644\u0629 \u0645\u0646 \u0627\u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629. \u064a\u062a\u0636\u0645\u0646 \u0627\u0644\u0645\u062d\u062a\u0648\u0649 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0645\u0641\u0635\u0644\u0629 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u062d\u0633\u0628 \u0627\u0644\u0631\u0643\u064a\u0632\u0629 \u0648\u0627\u0644\u0647\u064a\u0643\u0644\u060c \u0648\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0645\u0624\u0634\u0631\u0627\u062a \u0627\u0644\u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0645\u062b\u0644 \u0642\u064a\u0645 Tg \u0644\u0644\u0648\u062d\u0629 \u0648\u0645\u0639\u0644\u0645\u0627\u062a Dk\/Df\u060c \u0648\u062a\u062d\u0644\u064a\u0644 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 \u0644\u0639\u0645\u0644\u064a\u0627\u062a \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u060c \u0648\u062a\u062d\u0644\u064a\u0644 \u0645\u0642\u0627\u0631\u0646 \u0645\u062a\u0639\u0645\u0642 \u0644\u0645\u062e\u062a\u0644\u0641 \u062a\u0642\u0646\u064a\u0627\u062a \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0623\u0633\u0637\u062d. \u064a\u062a\u064a\u062d \u0647\u0630\u0627 \u0627\u0644\u0645\u0648\u0631\u062f \u0627\u062a\u062e\u0627\u0630 \u0642\u0631\u0627\u0631\u0627\u062a \u0645\u0633\u062a\u0646\u064a\u0631\u0629 \u0641\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 \u0648\u062a\u0635\u0645\u064a\u0645\u0647\u0627 \u0648\u0645\u0631\u0627\u0642\u0628\u0629 \u062c\u0648\u062f\u062a\u0647\u0627.<\/p>","protected":false},"author":2,"featured_media":6761,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[52,155],"class_list":["post-8077","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-pcb","tag-pcb-fundamentals"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PCB Fundamentals - Topfastpcba<\/title>\n<meta name=\"description\" content=\"PCB Fundamentals covers printed circuit board classification, substrate parameters, manufacturing processes, and surface treatment techniques. 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