{"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\/fr\/what-do-the-letters-on-the-pcb-mean\/","title":{"rendered":"Que signifient les lettres sur la carte de circuit imprim\u00e9 ?"},"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\">Table des mati\u00e8res<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#1_Basic_Meanings_of_Letters_on_PCB_Boards\" >1. Signification de base des lettres sur les cartes de circuits imprim\u00e9s<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#2_Common_Letters_and_Their_Corresponding_Components\" >2.Lettres courantes et leurs composants correspondants<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#3_What_Do_the_Numbers_After_the_Letters_Mean\" >3.Que signifient les chiffres apr\u00e8s les lettres ?<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#4_Identification_of_Special_Components\" >4.Identification des composants sp\u00e9ciaux<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#5_How_to_Quickly_Identify_Components_on_a_PCB\" >5.Comment identifier rapidement les composants sur un circuit imprim\u00e9 ?<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/#Conclusion\" >Conclusion<\/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. Signification de base des lettres sur les cartes de circuits imprim\u00e9s<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les lettres s\u00e9rigraphi\u00e9es sur les cartes de circuits imprim\u00e9s repr\u00e9sentent g\u00e9n\u00e9ralement diff\u00e9rents types de <a href=\"https:\/\/topfastpcba.com\/fr\/electronic-circuit-board-components\/\">composants \u00e9lectroniques<\/a>, tels que<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R<\/strong>: R\u00e9sistance<\/li>\n\n\n\n<li><strong>C<\/strong>Condensateur<\/li>\n\n\n\n<li><strong>D<\/strong>Diode<\/li>\n\n\n\n<li><strong>Q<\/strong>Transistor<\/li>\n\n\n\n<li><strong>U<\/strong>Circuit int\u00e9gr\u00e9 (CI)<\/li>\n<\/ul>\n\n\n\n<p>Ces lettres sont g\u00e9n\u00e9ralement suivies de chiffres pour distinguer les positions et les fonctions des diff\u00e9rents composants.<\/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.Lettres courantes et leurs composants correspondants<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Vous trouverez ci-dessous les lettres les plus fr\u00e9quemment utilis\u00e9es sur les PCB et les composants qu'elles repr\u00e9sentent :<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Lettre<\/strong><\/th><th><strong>Nom du composant<\/strong><\/th><\/tr><\/thead><tbody><tr><td>B<\/td><td>Buzzer<\/td><\/tr><tr><td>C<\/td><td>Condensateur<\/td><\/tr><tr><td>D<\/td><td>Diode<\/td><\/tr><tr><td>F<\/td><td>Fusible<\/td><\/tr><tr><td>J<\/td><td>Jumper<\/td><\/tr><tr><td>L<\/td><td>Inducteur<\/td><\/tr><tr><td>Q<\/td><td>Transistor<\/td><\/tr><tr><td>R<\/td><td>R\u00e9sistance<\/td><\/tr><tr><td>U<\/td><td>Circuit int\u00e9gr\u00e9 (CI)<\/td><\/tr><tr><td>Y<\/td><td>Oscillateur \u00e0 quartz<\/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.Que signifient les chiffres apr\u00e8s les lettres ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>La num\u00e9rotation des PCB (par exemple, R107, C118) suit g\u00e9n\u00e9ralement ces r\u00e8gles :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Premi\u00e8re lettre<\/strong>: Type de composant (par exemple, R = R\u00e9sistance)<\/li>\n\n\n\n<li><strong>Premier chiffre<\/strong>: Fonction du circuit (par exemple, &#8220;1&amp;#8221 ; = circuit de la carte m\u00e8re, &#8220;2&amp;#8221 ; = circuit d'alimentation)<\/li>\n\n\n\n<li><strong>Chiffres suivants<\/strong>: Num\u00e9ro s\u00e9quentiel du composant dans sa cat\u00e9gorie<\/li>\n<\/ul>\n\n\n\n<p><strong>Exemples<\/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.Identification des composants sp\u00e9ciaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>En plus des lettres standard, certains composants ont des identifiants sp\u00e9cifiques :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>LED<\/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>LAMPE<\/strong> \u2192 Indicator Light<\/li>\n<\/ul>\n\n\n\n<p><strong>Identification des broches des transistors<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Q104 (E, B, C)<\/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.Comment identifier rapidement les composants sur un circuit imprim\u00e9 ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u00e9rifier la s\u00e9rigraphie du circuit imprim\u00e9<\/strong>: Les combinaisons lettre-nombre sont g\u00e9n\u00e9ralement clairement indiqu\u00e9es \u00e0 c\u00f4t\u00e9 des composants.<\/li>\n\n\n\n<li><strong>Se r\u00e9f\u00e9rer aux sch\u00e9mas de circuit<\/strong>: Croiser les num\u00e9ros des composants avec les sch\u00e9mas.<\/li>\n\n\n\n<li><strong>Utiliser un multim\u00e8tre<\/strong>: Mesurer les types de composants (par exemple, les r\u00e9sistances, les diodes).<\/li>\n\n\n\n<li><strong>Consulter les fiches techniques du fabricant<\/strong>: Certains circuits int\u00e9gr\u00e9s complexes suivent des conventions de d\u00e9nomination sp\u00e9cifiques.<\/li>\n<\/ul>\n\n\n\n<p><strong>Mots cl\u00e9s pour la recherche d'images<\/strong>: <em>Conseils pour l'identification des composants du circuit imprim\u00e9, test des composants \u00e0 l'aide d'un multim\u00e8tre<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les lettres sur un <a href=\"https:\/\/topfastpcba.com\/fr\/\">PCB<\/a> (tels que R, C, D) repr\u00e9sentent diff\u00e9rents types de composants \u00e9lectroniques, tandis que les chiffres permettent de distinguer leur emplacement et leur fonction. La compr\u00e9hension de ces conventions d'\u00e9tiquetage permet aux ing\u00e9nieurs, aux techniciens et aux passionn\u00e9s d'\u00e9lectronique d'analyser et de d\u00e9boguer les circuits plus efficacement. Qu'il s'agisse de concevoir des circuits imprim\u00e9s ou de d\u00e9panner des appareils, la ma\u00eetrise de ces symboles est essentielle !<\/p>","protected":false},"excerpt":{"rendered":"<p>Les lettres s\u00e9rigraphi\u00e9es sur les cartes de circuits imprim\u00e9s repr\u00e9sentent g\u00e9n\u00e9ralement diff\u00e9rents types de composants \u00e9lectroniques, tels que<\/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\/fr\/what-do-the-letters-on-the-pcb-mean\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What do the letters on the PCB mean? - Topfastpcba\" \/>\n<meta property=\"og:description\" content=\"The silkscreen letters on PCB boards typically represent different types of electronic components, such as\" \/>\n<meta property=\"og:url\" content=\"https:\/\/topfastpcba.com\/fr\/what-do-the-letters-on-the-pcb-mean\/\" \/>\n<meta property=\"og:site_name\" content=\"Topfastpcba\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-05T01:30:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"952\" \/>\n\t<meta property=\"og:image:height\" content=\"610\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"topfastpcb\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"topfastpcb\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/\",\"url\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/\",\"name\":\"What do the letters on the PCB mean? - Topfastpcba\",\"isPartOf\":{\"@id\":\"https:\/\/topfastpcba.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg\",\"datePublished\":\"2025-04-05T01:30:00+00:00\",\"author\":{\"@id\":\"https:\/\/topfastpcba.com\/#\/schema\/person\/3c78a799254faaf83da2317660076c6e\"},\"description\":\"The silkscreen letters on PCB boards typically represent different types of electronic components, such as\",\"breadcrumb\":{\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage\",\"url\":\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg\",\"contentUrl\":\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg\",\"width\":952,\"height\":610,\"caption\":\"Multimeter Measurement Components\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/topfastpcba.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Industry\",\"item\":\"https:\/\/topfastpcba.com\/category\/industry\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"What do the letters on the PCB mean?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/topfastpcba.com\/#website\",\"url\":\"https:\/\/topfastpcba.com\/\",\"name\":\"Topfastpcba\",\"description\":\"Topfast Prime Choice for Global Electronics Manufacturing\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/topfastpcba.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/topfastpcba.com\/#\/schema\/person\/3c78a799254faaf83da2317660076c6e\",\"name\":\"topfastpcb\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What do the letters on the PCB mean? - Topfastpcba","description":"The silkscreen letters on PCB boards typically represent different types of electronic components, such as","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/topfastpcba.com\/fr\/what-do-the-letters-on-the-pcb-mean\/","og_locale":"fr_FR","og_type":"article","og_title":"What do the letters on the PCB mean? - Topfastpcba","og_description":"The silkscreen letters on PCB boards typically represent different types of electronic components, such as","og_url":"https:\/\/topfastpcba.com\/fr\/what-do-the-letters-on-the-pcb-mean\/","og_site_name":"Topfastpcba","article_published_time":"2025-04-05T01:30:00+00:00","og_image":[{"width":952,"height":610,"url":"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg","type":"image\/jpeg"}],"author":"topfastpcb","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"topfastpcb","Dur\u00e9e de lecture estim\u00e9e":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/","url":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/","name":"What do the letters on the PCB mean? - Topfastpcba","isPartOf":{"@id":"https:\/\/topfastpcba.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage"},"image":{"@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage"},"thumbnailUrl":"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg","datePublished":"2025-04-05T01:30:00+00:00","author":{"@id":"https:\/\/topfastpcba.com\/#\/schema\/person\/3c78a799254faaf83da2317660076c6e"},"description":"The silkscreen letters on PCB boards typically represent different types of electronic components, such as","breadcrumb":{"@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#primaryimage","url":"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg","contentUrl":"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/04\/Multimeter-Measurement-Components.jpg","width":952,"height":610,"caption":"Multimeter Measurement Components"},{"@type":"BreadcrumbList","@id":"https:\/\/topfastpcba.com\/what-do-the-letters-on-the-pcb-mean\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/topfastpcba.com\/"},{"@type":"ListItem","position":2,"name":"Industry","item":"https:\/\/topfastpcba.com\/category\/industry\/"},{"@type":"ListItem","position":3,"name":"What do the letters on the PCB mean?"}]},{"@type":"WebSite","@id":"https:\/\/topfastpcba.com\/#website","url":"https:\/\/topfastpcba.com\/","name":"Topfastpcba","description":"Topfast Prime Choice for Global Electronics Manufacturing","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/topfastpcba.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/topfastpcba.com\/#\/schema\/person\/3c78a799254faaf83da2317660076c6e","name":"topfastpcb"}]}},"_links":{"self":[{"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/posts\/1383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/comments?post=1383"}],"version-history":[{"count":1,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/posts\/1383\/revisions"}],"predecessor-version":[{"id":1390,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/posts\/1383\/revisions\/1390"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/media\/1389"}],"wp:attachment":[{"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/media?parent=1383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/categories?post=1383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/topfastpcba.com\/fr\/wp-json\/wp\/v2\/tags?post=1383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}