{"id":1383,"date":"2025-04-05T09:30:00","date_gmt":"2025-04-05T01:30:00","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=1383"},"modified":"2025-04-03T17:38:59","modified_gmt":"2025-04-03T09:38:59","slug":"what-do-the-letters-on-the-pcb-mean","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/ar\/what-do-the-letters-on-the-pcb-mean\/","title":{"rendered":"\u0645\u0627\u0630\u0627 \u062a\u0639\u0646\u064a \u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0644\u0648\u062d\u0629 PCB\u061f"},"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\/what-do-the-letters-on-the-pcb-mean\/#1_Basic_Meanings_of_Letters_on_PCB_Boards\" >1. \u0627\u0644\u0645\u0639\u0627\u0646\u064a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0644\u062d\u0631\u0648\u0641 \u0639\u0644\u0649 \u0644\u0648\u062d\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<\/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\/what-do-the-letters-on-the-pcb-mean\/#2_Common_Letters_and_Their_Corresponding_Components\" >2.\u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0644\u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topfastpcba.com\/ar\/what-do-the-letters-on-the-pcb-mean\/#3_What_Do_the_Numbers_After_the_Letters_Mean\" >3.\u0645\u0627\u0630\u0627 \u062a\u0639\u0646\u064a \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0628\u0639\u062f \u0627\u0644\u062d\u0631\u0648\u0641\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/ar\/what-do-the-letters-on-the-pcb-mean\/#4_Identification_of_Special_Components\" >4.\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629<\/a><\/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\/what-do-the-letters-on-the-pcb-mean\/#5_How_to_Quickly_Identify_Components_on_a_PCB\" >5.\u0643\u064a\u0641 \u062a\u062a\u0639\u0631\u0641 \u0628\u0633\u0631\u0639\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topfastpcba.com\/ar\/what-do-the-letters-on-the-pcb-mean\/#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=\"1_Basic_Meanings_of_Letters_on_PCB_Boards\"><\/span><strong>1. \u0627\u0644\u0645\u0639\u0627\u0646\u064a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0644\u062d\u0631\u0648\u0641 \u0639\u0644\u0649 \u0644\u0648\u062d\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u062a\u0645\u062b\u0644 \u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629 \u0639\u0644\u0649 \u0644\u0648\u062d\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 \u0639\u0627\u062f\u0629\u064b \u0623\u0646\u0648\u0627\u0639\u064b\u0627 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 <a href=\"https:\/\/topfastpcba.com\/ar\/electronic-circuit-board-components\/\">\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629<\/a>\u0645\u062b\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R<\/strong>: \u0627\u0644\u0645\u0642\u0627\u0648\u0645<\/li>\n\n\n\n<li><strong>C<\/strong>\u0627\u0644\u0645\u0643\u062b\u0641<\/li>\n\n\n\n<li><strong>D<\/strong>\u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a<\/li>\n\n\n\n<li><strong>Q<\/strong>\u0627\u0644\u062a\u0631\u0627\u0646\u0632\u0633\u062a\u0648\u0631<\/li>\n\n\n\n<li><strong>U<\/strong>\u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 (IC)<\/li>\n<\/ul>\n\n\n\n<p>\u0639\u0627\u062f\u0629 \u0645\u0627 \u062a\u0643\u0648\u0646 \u0647\u0630\u0647 \u0627\u0644\u062d\u0631\u0648\u0641 \u0645\u062a\u0628\u0648\u0639\u0629 \u0628\u0623\u0631\u0642\u0627\u0645 \u0644\u062a\u0645\u064a\u064a\u0632 \u0645\u0648\u0627\u0636\u0639 \u0648\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"897\" height=\"635\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Screen-Printing-Letters.jpg\" alt=\"\" class=\"wp-image-1385\" style=\"width:600px\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Screen-Printing-Letters.jpg 897w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Screen-Printing-Letters-300x212.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Screen-Printing-Letters-768x544.jpg 768w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Screen-Printing-Letters-150x106.jpg 150w\" sizes=\"auto, (max-width: 897px) 100vw, 897px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Common_Letters_and_Their_Corresponding_Components\"><\/span><strong>2.\u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0644\u0647\u0627<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u064b\u0627 \u0639\u0644\u0649 \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 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0645\u062b\u0644\u0647\u0627:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u0631\u0633\u0627\u0644\u0629<\/strong><\/th><th><strong>\u0627\u0633\u0645 \u0627\u0644\u0645\u0643\u0648\u0651\u0646<\/strong><\/th><\/tr><\/thead><tbody><tr><td>B<\/td><td>\u0627\u0644\u062c\u0631\u0633<\/td><\/tr><tr><td>C<\/td><td>\u0627\u0644\u0645\u0643\u062b\u0641<\/td><\/tr><tr><td>D<\/td><td>\u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a<\/td><\/tr><tr><td>F<\/td><td>\u0641\u064a\u0648\u0632<\/td><\/tr><tr><td>J<\/td><td>\u0627\u0644\u0642\u0627\u0641\u0632<\/td><\/tr><tr><td>L<\/td><td>\u0627\u0644\u0645\u062d\u0631\u0650\u0651\u0636<\/td><\/tr><tr><td>Q<\/td><td>\u062a\u0631\u0627\u0646\u0632\u0633\u062a\u0648\u0631<\/td><\/tr><tr><td>R<\/td><td>\u0627\u0644\u0645\u0642\u0627\u0648\u0645<\/td><\/tr><tr><td>U<\/td><td>\u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 (IC)<\/td><\/tr><tr><td>Y<\/td><td>\u0645\u0630\u0628\u0630\u0628 \u0628\u0644\u0648\u0631\u064a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"332\" height=\"723\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Common-Components.jpg\" alt=\"\" class=\"wp-image-1386\" style=\"width:600px\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Common-Components.jpg 332w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Common-Components-138x300.jpg 138w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Common-Components-150x327.jpg 150w\" sizes=\"auto, (max-width: 332px) 100vw, 332px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_What_Do_the_Numbers_After_the_Letters_Mean\"><\/span><strong>3.\u0645\u0627\u0630\u0627 \u062a\u0639\u0646\u064a \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0628\u0639\u062f \u0627\u0644\u062d\u0631\u0648\u0641\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0648\u064a\u062a\u0628\u0639 \u0627\u0644\u062a\u0631\u0642\u064a\u0645 \u0639\u0644\u0649 \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 (\u0645\u062b\u0644 R107\u060c C118) \u0647\u0630\u0647 \u0627\u0644\u0642\u0648\u0627\u0639\u062f \u0628\u0634\u0643\u0644 \u0639\u0627\u0645:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u062d\u0631\u0641 \u0627\u0644\u0623\u0648\u0644<\/strong>: \u0646\u0648\u0639 \u0627\u0644\u0645\u0643\u0648\u0646 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c R = \u0627\u0644\u0645\u0642\u0627\u0648\u0645)<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u0623\u0648\u0644<\/strong>: \u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c &#8220;&#8220;1&#8221; = \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c &#8220;2&#8221; = \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0637\u0627\u0642\u0629)<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u0644\u0627\u062d\u0642\u0629<\/strong>: \u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\u064a \u0644\u0644\u0645\u0643\u0648\u0646 \u0641\u064a \u0641\u0626\u062a\u0647<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0623\u0645\u062b\u0644\u0629<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R117<\/strong> \u2192 The 17th resistor on the mainboard<\/li>\n\n\n\n<li><strong>Q104<\/strong> \u2192 The 4th transistor on the mainboard<\/li>\n\n\n\n<li><strong>D202<\/strong> \u2192 The 2nd diode in the power section<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"665\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-numbering-rules.jpg\" alt=\"\" class=\"wp-image-1387\" style=\"width:600px\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-numbering-rules.jpg 760w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-numbering-rules-300x263.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-numbering-rules-150x131.jpg 150w\" sizes=\"auto, (max-width: 760px) 100vw, 760px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Identification_of_Special_Components\"><\/span><strong>4.\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u060c \u062a\u062d\u062a\u0648\u064a \u0628\u0639\u0636 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0639\u0644\u0649 \u0645\u0639\u0631\u0651\u0641\u0627\u062a \u0645\u062d\u062f\u062f\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0628\u0627\u0639\u062b \u0644\u0644\u0636\u0648\u0621<\/strong> \u2192 Light-Emitting Diode (e.g., LED101)<\/li>\n\n\n\n<li><strong>SW<\/strong> \u2192 Switch (e.g., SW102)<\/li>\n\n\n\n<li><strong>RT<\/strong> \u2192 Thermistor<\/li>\n\n\n\n<li><strong>T<\/strong> \u2192 Transformer<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0645\u0635\u0628\u0627\u062d<\/strong> \u2192 Indicator Light<\/li>\n<\/ul>\n\n\n\n<p><strong>\u062a\u062d\u062f\u064a\u062f \u062f\u0628\u0648\u0633 \u0627\u0644\u062a\u0631\u0627\u0646\u0632\u0633\u062a\u0648\u0631<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0633 104 (\u0647\u060c \u0628\u060c \u062c)<\/strong> \u2192 E = Emitter, B = Base, C = Collector<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"632\" height=\"656\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Special-Component-Identification.jpg\" alt=\"\" class=\"wp-image-1388\" style=\"width:600px\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Special-Component-Identification.jpg 632w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Special-Component-Identification-289x300.jpg 289w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/PCB-Special-Component-Identification-150x156.jpg 150w\" sizes=\"auto, (max-width: 632px) 100vw, 632px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_How_to_Quickly_Identify_Components_on_a_PCB\"><\/span><strong>5.\u0643\u064a\u0641 \u062a\u062a\u0639\u0631\u0641 \u0628\u0633\u0631\u0639\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0641\u062d\u0635 \u0627\u0644\u0634\u0627\u0634\u0629 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629 \u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/strong>: \u0639\u0627\u062f\u0629 \u0645\u0627 \u064a\u062a\u0645 \u0648\u0636\u0639 \u0639\u0644\u0627\u0645\u0629 \u0648\u0627\u0636\u062d\u0629 \u0639\u0644\u0649 \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u062d\u0631\u0648\u0641 \u0648\u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0628\u062c\u0627\u0646\u0628 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a.<\/li>\n\n\n\n<li><strong>\u0627\u0631\u062c\u0639 \u0625\u0644\u0649 \u0645\u062e\u0637\u0637\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u064a\u0629<\/strong>: \u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 \u0627\u0644\u062a\u0628\u0627\u062f\u0644\u064a\u0629 \u0645\u0639 \u0627\u0644\u0645\u062e\u0637\u0637\u0627\u062a.<\/li>\n\n\n\n<li><strong>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u064a\u0627\u0633 \u0645\u062a\u0639\u062f\u062f<\/strong>: \u0642\u064a\u0627\u0633 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a (\u0645\u062b\u0644 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0627\u062a \u0648\u0627\u0644\u062b\u0646\u0627\u0626\u064a\u0627\u062a).<\/li>\n\n\n\n<li><strong>\u0631\u0627\u062c\u0639 \u0623\u0648\u0631\u0627\u0642 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629<\/strong>: \u062a\u062a\u0628\u0639 \u0628\u0639\u0636 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 \u0627\u0644\u0645\u0639\u0642\u062f\u0629 \u0627\u0635\u0637\u0644\u0627\u062d\u0627\u062a \u062a\u0633\u0645\u064a\u0629 \u0645\u062d\u062f\u062f\u0629.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0627\u0644\u0643\u0644\u0645\u0627\u062a \u0627\u0644\u0645\u0641\u062a\u0627\u062d\u064a\u0629 \u0644\u0644\u0628\u062d\u062b \u0639\u0646 \u0627\u0644\u0635\u0648\u0631<\/strong>: <em>\u0646\u0635\u0627\u0626\u062d \u0644\u0644\u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0645\u0643\u0648\u0646\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 \u0648\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0645\u062a\u0639\u062f\u062f<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0627\u0644\u062d\u0631\u0648\u0641 \u0639\u0644\u0649 <a href=\"https:\/\/topfastpcba.com\/ar\/\">\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/a> (\u0645\u062b\u0644 R\u060c C\u060c D) \u062a\u0645\u062b\u0644 \u0623\u0646\u0648\u0627\u0639\u064b\u0627 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u0633\u0627\u0639\u062f \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0641\u064a \u062a\u0645\u064a\u064a\u0632 \u0645\u0648\u0627\u0642\u0639\u0647\u0627 \u0648\u0648\u0638\u0627\u0626\u0641\u0647\u0627. \u064a\u0633\u0645\u062d \u0641\u0647\u0645 \u0627\u0635\u0637\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u062a\u0633\u0645\u064a\u0629 \u0647\u0630\u0647 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0648\u0627\u0644\u0641\u0646\u064a\u064a\u0646 \u0648\u0639\u0634\u0627\u0642 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0628\u062a\u062d\u0644\u064a\u0644 \u0648\u062a\u0635\u062d\u064a\u062d \u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u0643\u0641\u0627\u0621\u0629 \u0623\u0643\u0628\u0631. \u0648\u0633\u0648\u0627\u0621 \u0643\u0646\u062a \u062a\u0642\u0648\u0645 \u0628\u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0627\u0631\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 \u0623\u0648 \u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627\u060c \u0641\u0625\u0646 \u0625\u062a\u0642\u0627\u0646 \u0647\u0630\u0647 \u0627\u0644\u0631\u0645\u0648\u0632 \u0623\u0645\u0631 \u0636\u0631\u0648\u0631\u064a!<\/p>","protected":false},"excerpt":{"rendered":"<p>\u062a\u0645\u062b\u0644 \u0627\u0644\u062d\u0631\u0648\u0641 \u0627\u0644\u062d\u0631\u064a\u0631\u064a\u0629 \u0639\u0644\u0649 \u0644\u0648\u062d\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 \u0639\u0627\u062f\u0629\u064b \u0623\u0646\u0648\u0627\u0639\u064b\u0627 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629\u060c \u0645\u062b\u0644<\/p>","protected":false},"author":2,"featured_media":1389,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-1383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What do the letters on the PCB mean? - Topfastpcba<\/title>\n<meta name=\"description\" content=\"The silkscreen letters on PCB boards typically represent different types of electronic components, such as\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/topfastpcba.com\/ar\/what-do-the-letters-on-the-pcb-mean\/\" 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