{"id":3636,"date":"2025-07-15T14:42:44","date_gmt":"2025-07-15T06:42:44","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3636"},"modified":"2025-07-15T15:01:35","modified_gmt":"2025-07-15T07:01:35","slug":"what-is-the-shelf-life-of-pcb","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/","title":{"rendered":"\u00bfCu\u00e1l es la vida \u00fatil de los PCB?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 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\">Tabla de contenidos<\/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:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Factors_affecting_the_shelf_life_of_PCB\" >Factores que afectan a la vida \u00fatil de los PCB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Surface_treatment_process\" >Tratamiento de superficies<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Storage_conditions\" >Condiciones de almacenamiento<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Material_properties\" >Propiedades de los materiales<\/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:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Expired_PCB_Disposal_Methods\" >M\u00e9todos de eliminaci\u00f3n de PCB caducados<\/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:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Failure_Mode_Analysis\" >An\u00e1lisis modal de fallos<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Tiered_Handling_Solutions\" >Soluciones de manipulaci\u00f3n por niveles<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Engineering_Practices_to_Extend_PCB_Shelf_Life\" >Pr\u00e1cticas de ingenier\u00eda para prolongar la vida \u00fatil de los PCB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Advanced_Packaging_Technology\" >Tecnolog\u00eda avanzada de envasado<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Optimized_Surface_Finish_Selection\" >Selecci\u00f3n optimizada del acabado superficial<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Smart_Monitoring_Systems\" >Sistemas de vigilancia inteligentes<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Risk_Assessment_for_Using_Expired_PCBs\" >Evaluaci\u00f3n de riesgos del uso de PCB caducados<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Mandatory_Inspection_Items\" >Inspecciones obligatorias<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/es\/blog\/what-is-the-shelf-life-of-pcb\/#Risk_Mitigation_Measures\" >Medidas de mitigaci\u00f3n de riesgos<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factors_affecting_the_shelf_life_of_PCB\"><\/span>Factores que afectan a la vida \u00fatil de los PCB<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Surface_treatment_process\"><\/span>Tratamiento de superficies<span class=\"ez-toc-section-end\"><\/span><\/h3><p>El acabado de la superficie de una placa de circuito impreso es lo que determina cu\u00e1nto durar\u00e1 en la estanter\u00eda. Hay diferencias significativas en su resistencia a la oxidaci\u00f3n y su protecci\u00f3n contra la humedad.<\/p><ul class=\"wp-block-list\"><li><strong>HASL (nivelaci\u00f3n de soldadura por aire caliente): <\/strong>Se trata de un proceso muy conocido, pero s\u00f3lo funciona durante unos seis meses y a veces puede provocar la formaci\u00f3n de \u00f3xido de esta\u00f1o.<\/li>\n\n<li><strong>ENIG (n\u00edquel qu\u00edmico por inmersi\u00f3n en oro)<\/strong>: Caducidad de 12 meses, riesgo de \"almohadilla negra\" debido a la difusi\u00f3n del n\u00edquel.<\/li>\n\n<li><strong>Inmersi\u00f3n Plata<\/strong>: S\u00f3lo 3 meses de caducidad, lo que aumenta el riesgo de migraci\u00f3n de la plata con el tiempo<\/li>\n\n<li><strong>OSP (Conservante org\u00e1nico de soldabilidad)<\/strong>: 3-6 meses, requiere cierre herm\u00e9tico para evitar la descomposici\u00f3n<\/li>\n\n<li><strong>Chapado en oro duro<\/strong>: Para aplicaciones especiales, caducidad hasta 24 meses<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1.jpg\" alt=\"Vida \u00fatil de los PCB\" class=\"wp-image-3640\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Storage_conditions\"><\/span>Condiciones de almacenamiento<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Los entornos de almacenamiento que cumplan las normas IPC-1601 deben cumplir:<\/p><ul class=\"wp-block-list\"><li><strong>Control de temperatura y humedad<\/strong>:<\/li>\n\n<li>Rango de temperatura \u00f3ptimo: 20\u00b15\u00b0C (extremos no superiores a 15-30\u00b0C)<\/li>\n\n<li>Requisitos de humedad: 30-50% HR (m\u00e1ximo 70%)<\/li>\n\n<li><strong>Normas de envasado<\/strong>:<\/li>\n\n<li>Bolsas de papel de aluminio selladas al vac\u00edo con tarjetas indicadoras de humedad &lt;5%<\/li>\n\n<li>Uso de desecante \u226520g\/m\u00b3 de volumen de envase.<\/li>\n\n<li><strong>Protecci\u00f3n contra la luz<\/strong>: La exposici\u00f3n a los rayos UV acelera la degradaci\u00f3n de la pel\u00edcula OSP<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_properties\"><\/span>Propiedades de los materiales<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Placas FR-4 est\u00e1ndar<\/strong>: Vida \u00fatil te\u00f3rica de 5-10 a\u00f1os (sin abrir)<\/li>\n\n<li><strong>Materiales de alta frecuencia (por ejemplo, PTFE)<\/strong>: Debe utilizarse en un plazo de 3 a\u00f1os<\/li>\n\n<li><strong>Placas de IDH<\/strong>: Vida \u00fatil m\u00e1s corta (reducci\u00f3n 20%) debido a capas diel\u00e9ctricas m\u00e1s finas.<\/li>\n\n<li><strong>Tableros de cobre pesados (\u22653oz)<\/strong>: Requiere especial atenci\u00f3n a los riesgos de oxidaci\u00f3n de la capa interna<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-1.jpg\" alt=\"Vida \u00fatil de los PCB\" class=\"wp-image-3641\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-1-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><p>\u00bfNecesita una evaluaci\u00f3n profesional de la vida \u00fatil de los PCB? <a href=\"https:\/\/www.topfastpcb.com\/es\/contact\/\">P\u00f3ngase en contacto con nuestro equipo de ingenier\u00eda de fiabilidad para una evaluaci\u00f3n gratuita<\/a>.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Expired_PCB_Disposal_Methods\"><\/span>M\u00e9todos de eliminaci\u00f3n de PCB caducados<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Failure_Mode_Analysis\"><\/span>An\u00e1lisis modal de fallos<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Oxidaci\u00f3n de capas met\u00e1licas<\/strong>:<\/li><\/ul><ul class=\"wp-block-list\"><li>Difusi\u00f3n de n\u00edquel a la capa de oro en placas ENIG (&gt;12 meses)<\/li>\n\n<li>Mayor riesgo de formaci\u00f3n de bigote de esta\u00f1o en placas HASL<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Degradaci\u00f3n del sustrato<\/strong>:<\/li><\/ul><ul class=\"wp-block-list\"><li>La hidr\u00f3lisis de la resina reduce el valor Tg<\/li>\n\n<li>La resistencia de la uni\u00f3n entre capas disminuye en \u226515% (prueba IPC-TM-650).<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Riesgos de absorci\u00f3n de humedad<\/strong>:<\/li><\/ul><ul class=\"wp-block-list\"><li>Rebaja de la calificaci\u00f3n MSL (por ejemplo, de MSL3 a MSL2)<\/li>\n\n<li>La presi\u00f3n de vapor supera los l\u00edmites del sustrato durante el reflujo<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tiered_Handling_Solutions\"><\/span>Soluciones de manipulaci\u00f3n por niveles<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Duraci\u00f3n superada<\/th><th>Proceso de tratamiento<\/th><th>Puntos de control de calidad<\/th><\/tr><\/thead><tbody><tr><td>\u22642 meses<\/td><td>120\u00b0C\/1h de cocci\u00f3n<\/td><td>Contenido de humedad despu\u00e9s de la cocci\u00f3n &lt;0,1%<\/td><\/tr><tr><td>2-6 meses<\/td><td>Cocci\u00f3n escalonada 120\u00b0C\/2h<\/td><td>Se requieren pruebas de delaminaci\u00f3n TMA<\/td><\/tr><tr><td>6-12 meses<\/td><td>120\u00b0C\/4h + protecci\u00f3n nitr\u00f3geno<\/td><td>Prueba obligatoria de soldabilidad<\/td><\/tr><tr><td>&gt;12 meses<\/td><td>Eliminaci\u00f3n recomendada<\/td><td>Pruebas de choque t\u00e9rmico en muestras<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>T\u00e9cnicas especiales de tratamiento<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Soldadura por reflujo con nitr\u00f3geno (contenido de O\u2082 &lt;100ppm)<\/li>\n\n<li>Utilizaci\u00f3n de pasta de soldadura sin limpieza altamente activa (por ejemplo, grado ROL0).<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-2.jpg\" alt=\"Vida \u00fatil de los PCB\" class=\"wp-image-3642\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-shelf-life-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Engineering_Practices_to_Extend_PCB_Shelf_Life\"><\/span>Pr\u00e1cticas de ingenier\u00eda para prolongar la vida \u00fatil de los PCB<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Advanced_Packaging_Technology\"><\/span>Tecnolog\u00eda avanzada de envasado<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Embalaje protector multicapa<\/strong>:<\/li><\/ul><ol class=\"wp-block-list\"><li>Capa interior: Bolsa de papel de aluminio antiest\u00e1tico<\/li>\n\n<li>Capa intermedia: Absorbedor de ox\u00edgeno + tarjeta indicadora de humedad<\/li>\n\n<li>Capa exterior: Acolchado EPE antichoque<\/li><\/ol><ul class=\"wp-block-list\"><li><strong>Soluciones de almacenamiento a largo plazo<\/strong>:<\/li>\n\n<li>Almacenamiento de nitr\u00f3geno (contenido de O\u2082 &lt;0,5%).<\/li>\n\n<li>Almacenamiento a baja temperatura a -10\u00b0C (es necesario evitar la condensaci\u00f3n)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Optimized_Surface_Finish_Selection\"><\/span>Selecci\u00f3n optimizada del acabado superficial<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Aplicaciones de alta fiabilidad<\/strong>: ENEPIG (18 meses de caducidad)<\/li>\n\n<li><strong>Proyectos sensibles a los costes<\/strong>: Proceso h\u00edbrido ImAg+OSP<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Smart_Monitoring_Systems\"><\/span>Sistemas de vigilancia inteligentes<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Despliegue sensores IoT para el seguimiento en tiempo real de:<\/p><ul class=\"wp-block-list\"><li>Fluctuaciones de temperatura y humedad en el almac\u00e9n<\/li>\n\n<li>Cambios en la presi\u00f3n interna de la bolsa<\/li>\n\n<li>Decoloraci\u00f3n del material (mediante visi\u00f3n artificial)<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Risk_Assessment_for_Using_Expired_PCBs\"><\/span>Evaluaci\u00f3n de riesgos del uso de PCB caducados<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mandatory_Inspection_Items\"><\/span>Inspecciones obligatorias<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Pruebas de soldabilidad<\/strong>:<\/li><\/ul><ul class=\"wp-block-list\"><li>Seg\u00fan normas IPC-J-STD-003B<\/li>\n\n<li>El \u00e1rea de soldadura debe ser superior a 95%<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Verificaci\u00f3n de la fiabilidad<\/strong>:<\/li><\/ul><ul class=\"wp-block-list\"><li>Pruebas de ciclos t\u00e9rmicos (-55\u00b0C~125\u00b0C, 100 ciclos)<\/li>\n\n<li>Prueba de olla a presi\u00f3n (121\u00b0C\/100%RH, 96h)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Risk_Mitigation_Measures\"><\/span>Medidas de mitigaci\u00f3n de riesgos<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>100% inspecci\u00f3n de primeros art\u00edculos + examen ampliado de la uni\u00f3n soldada<\/li>\n\n<li>Cribado de envejecimiento adicional (48h\/85\u00b0C)<\/li>\n\n<li>Almohadillas de prueba reservadas a lo largo de los bordes de la placa<\/li><\/ul><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Hay tres aspectos principales que influyen en la duraci\u00f3n de los PCB: c\u00f3mo se tratan durante la producci\u00f3n, c\u00f3mo se almacenan y qu\u00e9 necesita la propia placa. Existe un plan de tratamiento para PCB caducados que ha sido clasificado, y un plan de pr\u00e1cticas de ingenier\u00eda para ampliar la vida \u00fatil de los PCB. El plan incluye tecnolog\u00eda avanzada de embalaje, opciones mejoradas de tratamiento de superficies y sistemas inteligentes de supervisi\u00f3n. Todo ello proporciona a las empresas de fabricaci\u00f3n electr\u00f3nica una soluci\u00f3n completa de gesti\u00f3n de la vida \u00fatil de las PCB.<\/p>","protected":false},"author":1,"featured_media":3638,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[109],"tags":[323],"class_list":["post-3636","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq","tag-pcb-shelf-life"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the shelf life of PCB? - Topfastpcb<\/title>\n<meta name=\"description\" content=\"The lifespan of PCBs can be anywhere from six months to 10 years. 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