{"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\/es\/what-are-the-stamp-holes-on-a-pcb\/","title":{"rendered":"\u00bfQu\u00e9 son los orificios para sellos en una placa de circuito impreso?"},"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\">\u00cdndice<\/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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Core_Definition_and_Functions_of_Stamp_Holes\" >Definici\u00f3n y funciones b\u00e1sicas de los orificios de sellado<\/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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Technical_Parameters_of_Stamp_Holes\" >Par\u00e1metros t\u00e9cnicos de los orificios para sellos<\/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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Comparative_Analysis_with_V-CUT_Technology\" >An\u00e1lisis comparativo con la tecnolog\u00eda 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\/es\/what-are-the-stamp-holes-on-a-pcb\/#V-CUT_Characteristics\" >Caracter\u00edsticas 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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Key_Benefits_of_Stamp_Holes\" >Principales ventajas de los orificios para sellos<\/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\/es\/what-are-the-stamp-holes-on-a-pcb\/#IPC-Compliant_Design_Standards\" >Normas de dise\u00f1o conformes con 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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Preferred_Design_IPC-7351_Class_A\" >Dise\u00f1o preferido (IPC-7351 Clase 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\/es\/what-are-the-stamp-holes-on-a-pcb\/#High-Risk_Designs_Class_C\" >Dise\u00f1os de alto riesgo (Clase 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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Critical_Engineering_Practices\" >Pr\u00e1cticas cr\u00edticas de ingenier\u00eda<\/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\/es\/what-are-the-stamp-holes-on-a-pcb\/#Typical_Application_Scenarios\" >Escenarios t\u00edpicos de aplicaci\u00f3n<\/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>Definici\u00f3n y funciones b\u00e1sicas de los orificios de sellado<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Los agujeros troquelados para placas de circuito impreso (tambi\u00e9n conocidos como leng\u00fcetas de ruptura o agujeros de panelizaci\u00f3n) son conjuntos de peque\u00f1os agujeros pasantes dise\u00f1ados a lo largo de los bordes de las placas de circuito impreso o de las conexiones de los paneles, llamados as\u00ed por su parecido con los bordes perforados de los sellos. Esta estructura desempe\u00f1a un papel fundamental en la fabricaci\u00f3n de componentes electr\u00f3nicos:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Conexi\u00f3n mec\u00e1nica y separabilidad<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utiliza matrices de microagujeros pasantes (normalmente de 0,5 mm de di\u00e1metro, agrupados en conjuntos de 5-8) para interconexiones temporales de placas de circuito impreso.<\/li>\n\n\n\n<li>Permite la separaci\u00f3n posterior a la producci\u00f3n mediante rotura mec\u00e1nica sin equipo de fresado especializado.<\/li>\n\n\n\n<li>Especialmente adecuado para placas de circuito impreso de forma irregular (por ejemplo, circulares, de contornos no lineales)<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Conectividad el\u00e9ctrica<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sirve como canal de transmisi\u00f3n de potencia\/se\u00f1al en dise\u00f1os modulares<\/li>\n\n\n\n<li>Requiere consideraciones de adaptaci\u00f3n de impedancia para aplicaciones de alta frecuencia<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ventajas de fabricaci\u00f3n<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mejora la eficacia del montaje SMT al permitir que las peque\u00f1as placas de circuito impreso atraviesen las l\u00edneas de producci\u00f3n como conjuntos.<\/li>\n\n\n\n<li>Reduce los costes de procesamiento en comparaci\u00f3n con V-CUT para la separaci\u00f3n de placas complejas<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Technical_Parameters_of_Stamp_Holes\"><\/span>Par\u00e1metros t\u00e9cnicos de los orificios para sellos<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>Categor\u00eda de par\u00e1metros<\/th><th>Valor est\u00e1ndar<\/th><th>Tolerancia<\/th><th>Consideraciones clave<\/th><\/tr><\/thead><tbody><tr><td>Di\u00e1metro del orificio<\/td><td>0,5 mm<\/td><td>\u00b10.05mm<\/td><td>Debe superar 1\/3 del grosor del tablero<\/td><\/tr><tr><td>Paso del agujero<\/td><td>0,76 mm<\/td><td>\u22650.3mm<\/td><td>Prevenci\u00f3n de cortocircuitos<\/td><\/tr><tr><td>Espacio entre hileras<\/td><td>3,3 mm<\/td><td>&#8211;<\/td><td>Equilibrio de la resistencia mec\u00e1nica<\/td><\/tr><tr><td>Margen<\/td><td>1,0 mm<\/td><td>\u22650.5mm<\/td><td>Prevenci\u00f3n de rebabas<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Normas especiales de dise\u00f1o<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Circuitos de alta frecuencia: Requiere orificios de tierra apantallados<\/li>\n\n\n\n<li>Tableros de alta densidad:Recomienda disposiciones escalonadas de doble fila.<\/li>\n\n\n\n<li>Tablas r\u00edgido-flexibles:Requiere zonas reforzadas<\/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=\"Estampar agujeros en placas de circuito impreso\" 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>An\u00e1lisis comparativo con la tecnolog\u00eda 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>Caracter\u00edsticas V-CUT<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Aplicaciones<\/strong>:Separaci\u00f3n de placas en l\u00ednea recta, placas de circuito impreso rectangulares est\u00e1ndar<\/li>\n\n\n\n<li><strong>Ventajas<\/strong>:<\/li>\n\n\n\n<li>~30% de reducci\u00f3n de costes (elimina los pasos adicionales de perforaci\u00f3n)<\/li>\n\n\n\n<li>Post-separation edge flatness within \u00b10.1mm<\/li>\n\n\n\n<li>Ideal para la producci\u00f3n estandarizada de grandes vol\u00famenes<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Benefits_of_Stamp_Holes\"><\/span>Principales ventajas de los orificios para sellos<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Adaptabilidad geom\u00e9trica<\/strong>: Se adapta a trayectos de separaci\u00f3n curvos<\/li>\n\n\n\n<li><strong>Rendimiento mec\u00e1nico<\/strong>:<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>40% mayor resistencia a la flexi\u00f3n que V-CUT<\/li>\n\n\n\n<li>Permite una menor separaci\u00f3n entre placas (m\u00ednimo 1,5 mm)<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Comodidad de montaje<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Proporciona un 25% m\u00e1s de superficie adhesiva<\/li>\n\n\n\n<li>Admite desmontaje\/reconfiguraci\u00f3n modular<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"IPC-Compliant_Design_Standards\"><\/span>Normas de dise\u00f1o conformes con 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>Dise\u00f1o preferido (IPC-7351 Clase 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>Tasa de retenci\u00f3n del cobre &gt;80%.<\/li>\n\n\n\n<li>Transiciones de almohadilla de l\u00e1grima<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Risk_Designs_Class_C\"><\/span>Dise\u00f1os de alto riesgo (Clase C)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Distancia entre trazos &lt;0,5mm<\/li>\n\n\n\n<li>Presencia de transiciones de traza en \u00e1ngulo recto<\/li>\n\n\n\n<li>Faltan presas de m\u00e1scara de soldadura<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Critical_Engineering_Practices\"><\/span>Pr\u00e1cticas cr\u00edticas de ingenier\u00eda<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Prohibiciones de trazado<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sin orificios de sellado a menos de 3 mm de los paquetes BGA<\/li>\n\n\n\n<li>Evitar el encaminamiento paralelo de se\u00f1ales de alta velocidad a trav\u00e9s de matrices de orificios<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mejoras de la fiabilidad<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A\u00f1adir m\u00e1rgenes de proceso de 0,3 mm como zonas tamp\u00f3n<\/li>\n\n\n\n<li>Implantar un refuerzo de malla de cobre en las zonas de mayor tensi\u00f3n<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Controles de fabricabilidad<\/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>Escenarios t\u00edpicos de aplicaci\u00f3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dispositivos port\u00e1tiles<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permite transiciones entre zonas r\u00edgidas y flexibles mediante orificios para sellos<\/li>\n\n\n\n<li>Ejemplo: Conexiones del m\u00f3dulo de frecuencia card\u00edaca del smartwatch<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sistemas de control industrial<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Proporciona alineaci\u00f3n mec\u00e1nica e interconexi\u00f3n el\u00e9ctrica para placas apiladas.<\/li>\n\n\n\n<li>Estructuras de alivio de tensiones en dise\u00f1os resistentes a las vibraciones<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Electr\u00f3nica del autom\u00f3vil<\/strong>:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Interfaces de servicio modulares para tarjetas de control de ECU<\/li>\n\n\n\n<li>Soluciones de conexi\u00f3n redundantes para entornos de altas vibraciones<\/li>\n\n\n\n<li><\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Cuando se trata de punzonar placas de circuito impreso, es fundamental tener en cuenta medidas como el di\u00e1metro y la separaci\u00f3n.Comparamos las ventajas de la tecnolog\u00eda de punzonado y la tecnolog\u00eda V-CUT.Tambi\u00e9n sugerimos un dise\u00f1o de tres niveles basado en la norma 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, 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