{"id":6840,"date":"2025-07-15T17:45:21","date_gmt":"2025-07-15T09:45:21","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=6840"},"modified":"2025-07-15T17:45:32","modified_gmt":"2025-07-15T09:45:32","slug":"what-are-the-stamp-holes-on-a-pcb","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/fr\/what-are-the-stamp-holes-on-a-pcb\/","title":{"rendered":"Quels sont les trous d'estampage sur un 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-are-the-stamp-holes-on-a-pcb\/#Core_Definition_and_Functions_of_Stamp_Holes\" >D\u00e9finition et fonctions principales des trous de tampons<\/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-are-the-stamp-holes-on-a-pcb\/#Technical_Parameters_of_Stamp_Holes\" >Param\u00e8tres techniques des trous d'emboutissage<\/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-are-the-stamp-holes-on-a-pcb\/#Comparative_Analysis_with_V-CUT_Technology\" >Analyse comparative avec la technologie V-CUT<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/fr\/what-are-the-stamp-holes-on-a-pcb\/#V-CUT_Characteristics\" >Caract\u00e9ristiques V-CUT<\/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\/fr\/what-are-the-stamp-holes-on-a-pcb\/#Key_Benefits_of_Stamp_Holes\" >Principaux avantages des trous d'estampage<\/a><\/li><\/ul><\/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-are-the-stamp-holes-on-a-pcb\/#IPC-Compliant_Design_Standards\" >Normes de conception conformes \u00e0 l'IPC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topfastpcba.com\/fr\/what-are-the-stamp-holes-on-a-pcb\/#Preferred_Design_IPC-7351_Class_A\" >Conception pr\u00e9f\u00e9rentielle (IPC-7351 classe A)<\/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\/fr\/what-are-the-stamp-holes-on-a-pcb\/#High-Risk_Designs_Class_C\" >Mod\u00e8les \u00e0 haut risque (classe C)<\/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\/fr\/what-are-the-stamp-holes-on-a-pcb\/#Critical_Engineering_Practices\" >Pratiques critiques d'ing\u00e9nierie<\/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\/fr\/what-are-the-stamp-holes-on-a-pcb\/#Typical_Application_Scenarios\" >Sc\u00e9narios d'application typiques<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_Definition_and_Functions_of_Stamp_Holes\"><\/span>D\u00e9finition et fonctions principales des trous de tampons<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les trous d'estampage des circuits imprim\u00e9s (\u00e9galement connus sous le nom de languettes de s\u00e9paration ou de trous de pan\u00e9lisation) sont des r\u00e9seaux de petits trous de passage con\u00e7us le long des bords des circuits imprim\u00e9s ou des connexions de panneaux, nomm\u00e9s ainsi en raison de leur ressemblance avec les bords d'estampage perfor\u00e9s. Cette structure joue un r\u00f4le essentiel dans la fabrication de produits \u00e9lectroniques :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Connexion m\u00e9canique et s\u00e9parabilit\u00e9<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilise des r\u00e9seaux de micro-trous traversants (g\u00e9n\u00e9ralement d'un diam\u00e8tre de 0,5 mm, group\u00e9s par 5 \u00e0 8) pour les interconnexions temporaires des circuits imprim\u00e9s.<\/li>\n\n\n\n<li>Permet la s\u00e9paration post-production par cassage m\u00e9canique sans \u00e9quipement de broyage sp\u00e9cialis\u00e9<\/li>\n\n\n\n<li>Particuli\u00e8rement adapt\u00e9 aux circuits imprim\u00e9s de forme irr\u00e9guli\u00e8re (par exemple, circulaires, aux contours non lin\u00e9aires).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Connectivit\u00e9 \u00e9lectrique<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sert de canal de transmission de puissance\/signal dans les conceptions modulaires<\/li>\n\n\n\n<li>N\u00e9cessite des consid\u00e9rations d'adaptation d'imp\u00e9dance pour les applications \u00e0 haute fr\u00e9quence<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Avantages de la fabrication<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Am\u00e9liore l'efficacit\u00e9 de l'assemblage SMT en permettant aux petits circuits imprim\u00e9s de traverser les lignes de production sous forme de tableaux.<\/li>\n\n\n\n<li>R\u00e9duction des co\u00fbts de traitement par rapport au V-CUT pour les s\u00e9parations de cartes complexes<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Technical_Parameters_of_Stamp_Holes\"><\/span>Param\u00e8tres techniques des trous d'emboutissage<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>Cat\u00e9gorie de param\u00e8tres<\/th><th>Valeur standard<\/th><th>Tol\u00e9rance<\/th><th>Principales consid\u00e9rations<\/th><\/tr><\/thead><tbody><tr><td>Diam\u00e8tre du trou<\/td><td>0,5 mm<\/td><td>\u00b10.05mm<\/td><td>Doit d\u00e9passer 1\/3 de l'\u00e9paisseur du panneau<\/td><\/tr><tr><td>Pas du trou<\/td><td>0,76 mm<\/td><td>\u22650.3mm<\/td><td>Pr\u00e9vention des courts-circuits<\/td><\/tr><tr><td>Espacement des rangs<\/td><td>3,3 mm<\/td><td>&#8211;<\/td><td>\u00c9quilibre de la r\u00e9sistance m\u00e9canique<\/td><\/tr><tr><td>Marge de bordure<\/td><td>1,0 mm<\/td><td>\u22650.5mm<\/td><td>Pr\u00e9vention des fractures<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>R\u00e8gles de conception sp\u00e9ciales<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Circuits \u00e0 haute fr\u00e9quence : N\u00e9cessite des trous de mise \u00e0 la terre blind\u00e9s<\/li>\n\n\n\n<li>Tableaux \u00e0 haute densit\u00e9 :Recommande une disposition en quinconce sur deux rang\u00e9es.<\/li>\n\n\n\n<li>Panneaux rigides-flexibles :N\u00e9cessite des zones renforc\u00e9es<\/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=\"402\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1.jpg\" alt=\"Perforation de trous sur les circuits imprim\u00e9s\" class=\"wp-image-6841\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-300x201.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-150x101.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=\"Comparative_Analysis_with_V-CUT_Technology\"><\/span>Analyse comparative avec la technologie V-CUT<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"V-CUT_Characteristics\"><\/span>Caract\u00e9ristiques V-CUT<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Applications<\/strong>:S\u00e9paration lin\u00e9aire des cartes, cartes rectangulaires standard<\/li>\n\n\n\n<li><strong>Avantages<\/strong>:<\/li>\n\n\n\n<li>R\u00e9duction des co\u00fbts de ~30% (\u00e9limination des \u00e9tapes de forage suppl\u00e9mentaires)<\/li>\n\n\n\n<li>Post-separation edge flatness within \u00b10.1mm<\/li>\n\n\n\n<li>Id\u00e9al pour la production standardis\u00e9e en grande quantit\u00e9<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Benefits_of_Stamp_Holes\"><\/span>Principaux avantages des trous d'estampage<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Adaptabilit\u00e9 g\u00e9om\u00e9trique<\/strong>: S'adapte aux trajectoires de s\u00e9paration courbes<\/li>\n\n\n\n<li><strong>Performance m\u00e9canique<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e9sistance \u00e0 la flexion sup\u00e9rieure de 40 % \u00e0 celle de V-CUT<\/li>\n\n\n\n<li>Permet de r\u00e9duire l'espacement entre les cartes (minimum 1,5 mm)<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Facilit\u00e9 d'assemblage<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Augmentation de 25 % de la surface adh\u00e9sive<\/li>\n\n\n\n<li>Supporte le d\u00e9montage\/reconfiguration modulaire<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"IPC-Compliant_Design_Standards\"><\/span>Normes de conception conformes \u00e0 l'IPC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preferred_Design_IPC-7351_Class_A\"><\/span>Conception pr\u00e9f\u00e9rentielle (IPC-7351 classe A)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trace-to-hole clearance \u22651mm<\/li>\n\n\n\n<li>Taux de r\u00e9tention du cuivre &gt;80%<\/li>\n\n\n\n<li>Transitions des tampons en forme de goutte d'eau<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Risk_Designs_Class_C\"><\/span>Mod\u00e8les \u00e0 haut risque (classe C)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Espacement entre les bords &lt;0,5mm<\/li>\n\n\n\n<li>Pr\u00e9sence de transitions \u00e0 angle droit<\/li>\n\n\n\n<li>Barrages de masque de soudure manquants<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Critical_Engineering_Practices\"><\/span>Pratiques critiques d'ing\u00e9nierie<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Interdictions de mise en page<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pas de trous d'estampage \u00e0 moins de 3 mm des bo\u00eetiers BGA<\/li>\n\n\n\n<li>\u00c9viter l'acheminement parall\u00e8le de signaux \u00e0 grande vitesse \u00e0 travers les r\u00e9seaux de trous<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Am\u00e9lioration de la fiabilit\u00e9<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ajouter des marges de traitement de 0,3 mm comme zones tampons<\/li>\n\n\n\n<li>Mise en place d'un renforcement en treillis de cuivre dans les zones soumises \u00e0 de fortes contraintes<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Contr\u00f4les de fabricabilit\u00e9<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ensure minimum hole diameter \u22651\/3 board thickness<\/li>\n\n\n\n<li>Verify whole wall copper thickness \u226518\u03bcm<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Typical_Application_Scenarios\"><\/span>Sc\u00e9narios d'application typiques<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dispositifs portables<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permet des transitions entre zones rigides et zones flexibles par le biais de trous d'emboutissage<\/li>\n\n\n\n<li>Exemple : Connexions du module de fr\u00e9quence cardiaque de la montre intelligente<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Syst\u00e8mes de contr\u00f4le industriel<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permet l'alignement m\u00e9canique et l'interconnexion \u00e9lectrique des cartes empil\u00e9es<\/li>\n\n\n\n<li>Structures de soulagement des contraintes dans les conceptions r\u00e9sistantes aux vibrations<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00c9lectronique automobile<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Interfaces de service modulaires pour les cartes de commande du calculateur<\/li>\n\n\n\n<li>Solutions de connexion redondantes pour les environnements soumis \u00e0 de fortes vibrations<\/li>\n\n\n\n<li><\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Lorsqu'il s'agit de poin\u00e7onner des circuits imprim\u00e9s, il est essentiel de garder un \u0153il sur des mesures telles que le diam\u00e8tre et l'espacement. Nous comparons les avantages de la technologie de poin\u00e7onnage et de la technologie V-CUT. Nous proposons \u00e9galement une conception \u00e0 trois niveaux bas\u00e9e sur la norme IPC-7351.<\/p>","protected":false},"author":2,"featured_media":6813,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-6840","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 are the stamp holes on a PCB? - Topfastpcba<\/title>\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-are-the-stamp-holes-on-a-pcb\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the stamp holes on a PCB? - Topfastpcba\" \/>\n<meta property=\"og:description\" content=\"When it comes to PCB punching, it&#039;s key to keep an eye on measurements like diameter and spacing. 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