{"id":28969,"date":"2026-09-04T17:15:33","date_gmt":"2026-09-04T09:15:33","guid":{"rendered":"https:\/\/gallopinnotek.com\/?p=28969"},"modified":"2026-09-04T18:55:39","modified_gmt":"2026-09-04T10:55:39","slug":"conductividad-termica-de-la-almohadilla-termica","status":"publish","type":"post","link":"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/","title":{"rendered":"Conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas: c\u00f3mo seleccionar el rendimiento t\u00e9rmico adecuado"},"content":{"rendered":"<p>Una de las especificaciones m\u00e1s importantes a la hora de comprar almohadillas t\u00e9rmicas para cualquier proyecto es la conductividad t\u00e9rmica. Pero aqu\u00ed es donde surge el problema: \u00bfdeber\u00edas elegir una conductividad t\u00e9rmica alta o baja?<\/p>\n<p>Eso es precisamente lo que responderemos en este art\u00edculo.<\/p>\n<p>Recuerde que muchas variables afectan la conductividad de la almohadilla t\u00e9rmica, como la resistencia t\u00e9rmica, las condiciones de funcionamiento, el contacto con la superficie, la compresi\u00f3n y el grosor.<\/p>\n<p>Por lo tanto, queremos acabar con la idea de que basta con comprar almohadillas t\u00e9rmicas con la mayor conductividad disponible y centrarnos en una gesti\u00f3n t\u00e9rmica \u00f3ptima.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Tabla de contenido<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabla de contenidos\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Palanca<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/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:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#What_is_Thermal_Pad_Thermal_Conductivity\" >\u00bfQu\u00e9 es la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Compare_Thermal_Conductivity_of_Different_Thermal_Pad_Materials\" >Comparaci\u00f3n de la conductividad t\u00e9rmica de diferentes materiales para almohadillas t\u00e9rmicas.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Factors_to_Consider_when_Choosing_Thermal_Pad_Thermal_Conductivity\" >Factores a considerar al elegir la conductividad t\u00e9rmica de la almohadilla t\u00e9rmica<\/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:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#1_Start_With_the_Heat_You_Need_to_Remove\" >1. Empiece con el calor que necesita eliminar.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#2_Understand_What_the_Wm%C2%B7K_Rating_Actually_Tells_You\" >2. Entienda qu\u00e9 le indica realmente la clasificaci\u00f3n W\/m\u00b7K.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#3_Match_Thermal_Conductivity_to_Thermal_Resistance\" >3. Haga coincidir la conductividad t\u00e9rmica con la resistencia t\u00e9rmica.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#4_Select_Hardness_Based_on_the_Interface\" >4. Seleccione la dureza en funci\u00f3n de la interfaz.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#5_Consider_Electrical_Insulation_Requirements\" >5. Considere los requisitos de aislamiento el\u00e9ctrico.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#6_Check_the_Operating_Temperature\" >6. Compruebe la temperatura de funcionamiento.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#7_Confirm_the_Pad_Conductivity_Testing_Method\" >7. Confirmar el m\u00e9todo de prueba de conductividad de la almohadilla.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#8_Higher_Thermal_Conductivity_Isnt_Always_the_Best_Value\" >8. Una mayor conductividad t\u00e9rmica no siempre es la mejor opci\u00f3n.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#FAQs\" >Preguntas frecuentes<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Why_does_thermal_conductivity_matter_in_electronics_thermal_pads_materials\" >\u00bfPor qu\u00e9 es importante la conductividad t\u00e9rmica en los materiales de las almohadillas t\u00e9rmicas electr\u00f3nicas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Does_higher_thermal_conductivity_mean_better_performance_in_thermal_pads\" >\u00bfUna mayor conductividad t\u00e9rmica implica un mejor rendimiento en las almohadillas t\u00e9rmicas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#What_is_the_difference_between_thermal_conductivity_and_thermal_resistance_in_thermal_pad_materials\" >\u00bfCu\u00e1l es la diferencia entre conductividad t\u00e9rmica y resistencia t\u00e9rmica en los materiales de las almohadillas t\u00e9rmicas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Is_higher_thermal_conductivity_better_for_thermal_pads\" >\u00bfUna mayor conductividad t\u00e9rmica es mejor para las almohadillas t\u00e9rmicas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Is_there_a_standard_that_determines_thermal_pad_thermal_conductivity\" >\u00bfExiste alguna norma que determine la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/#Final_Thoughts\" >Reflexiones finales<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_Thermal_Pad_Thermal_Conductivity\"><\/span>\u00bfQu\u00e9 es la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/What-is-Thermal-Pad-Thermal-Conductivity.jpg\" class=\"alignnone size-full wp-image-28992 lazyload\" alt=\"\u00bfQu\u00e9 es la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28992\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/What-is-Thermal-Pad-Thermal-Conductivity.jpg\" alt=\"\u00bfQu\u00e9 es la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/What-is-Thermal-Pad-Thermal-Conductivity.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/What-is-Thermal-Pad-Thermal-Conductivity-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p>Esta es la capacidad de la <a href=\"https:\/\/gallopinnotek.com\/es\/material-de-interfaz-termica\/\">material de interfaz t\u00e9rmica<\/a> Conducir el calor. Generalmente, lo expresamos en vatios por metro-kelvin (W\/mk). Una mayor conductividad suele implicar una menor resistencia al flujo de calor a trav\u00e9s de la almohadilla, siempre que las dem\u00e1s condiciones sean comparables.<\/p>\n<p>Pero hay una importante salvedad.<\/p>\n<p>Los materiales aislantes el\u00e9ctricos t\u00e9rmicamente conductores suelen ser materiales heterog\u00e9neos que contienen pol\u00edmeros, rellenos, refuerzos u otras capas. <a href=\"https:\/\/store.astm.org\/d5470-17.html\">ASTM D5470<\/a> Se utiliza el t\u00e9rmino conductividad t\u00e9rmica aparente para caracterizar estos materiales. El m\u00e9todo mide la impedancia t\u00e9rmica en estado estacionario y puede utilizarse para calcular la conductividad t\u00e9rmica aparente bajo condiciones de prueba definidas.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Compare_Thermal_Conductivity_of_Different_Thermal_Pad_Materials\"><\/span>Comparaci\u00f3n de la conductividad t\u00e9rmica de diferentes materiales para almohadillas t\u00e9rmicas.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Compare-Thermal-Conductivity-of-Different-Thermal-Pad-Materials.jpg\" class=\"alignnone size-full wp-image-28993 lazyload\" alt=\"Comparaci\u00f3n de la conductividad t\u00e9rmica de diferentes materiales para almohadillas t\u00e9rmicas.\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28993\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Compare-Thermal-Conductivity-of-Different-Thermal-Pad-Materials.jpg\" alt=\"Comparaci\u00f3n de la conductividad t\u00e9rmica de diferentes materiales para almohadillas t\u00e9rmicas.\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Compare-Thermal-Conductivity-of-Different-Thermal-Pad-Materials.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Compare-Thermal-Conductivity-of-Different-Thermal-Pad-Materials-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"208\"><strong>Material de la almohadilla t\u00e9rmica <\/strong><\/td>\n<td width=\"208\"><strong>Conductividad de la almohadilla t\u00e9rmica en W\/mk<\/strong><\/td>\n<td width=\"208\"><strong>Caracter\u00edsticas y usos<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"208\">Silicona est\u00e1ndar<\/td>\n<td width=\"208\">\u00b7 1 a 5<\/td>\n<td width=\"208\">\u2022 Rentable y altamente compresible<\/p>\n<p>\u2022 Adecuado para componentes de baja potencia, como matrices de LED y electr\u00f3nica de consumo en general.<\/td>\n<\/tr>\n<tr>\n<td width=\"208\">Silicona de alto rendimiento<\/td>\n<td width=\"208\">\u00b7 8 a 15<\/td>\n<td width=\"208\">\u2022 Ideal para memoria de GPU (VRAM), VRAM de placas base de gama alta y SSD NVMe.<\/p>\n<p>\u2022 Generalmente se rellena con cargas cer\u00e1micas como \u00f3xido de aluminio o \u00f3xido de zinc.<\/td>\n<\/tr>\n<tr>\n<td width=\"208\">Almohadillas t\u00e9rmicas sin silicona, como las de acr\u00edlico o poliuretano.<\/td>\n<td width=\"208\">\u00b7 1 a 4<\/td>\n<td width=\"208\">\u2022 No liberar aceite de silicona<\/p>\n<p>\u2022 Adecuado para dispositivos \u00f3pticos y aplicaciones aeroespaciales.<\/td>\n<\/tr>\n<tr>\n<td width=\"208\">materiales de cambio de fase (PCM)<\/td>\n<td width=\"208\">\u00b7 5 a 8,5<\/td>\n<td width=\"208\">\u2022 Com\u00fan en port\u00e1tiles y chips de alta densidad<\/p>\n<p>Son s\u00f3lidos a temperatura ambiente, pero se funden adquiriendo una consistencia similar a la de la grasa a su temperatura de funcionamiento para eliminar los espacios de aire microsc\u00f3picos.<\/td>\n<\/tr>\n<tr>\n<td width=\"208\">L\u00e1minas de grafito<\/td>\n<td width=\"208\">\u00b7 De 15 a 35 a\u00f1os o m\u00e1s<\/td>\n<td width=\"208\">Menos compresible pero altamente conductor t\u00e9rmico y el\u00e9ctrico.<\/td>\n<\/tr>\n<tr>\n<td width=\"208\">L\u00e1mina de indio\/metal<\/td>\n<td width=\"208\">\u00b7 M\u00e1s de 80<\/td>\n<td width=\"208\">\u2022 Restringido a aplicaciones industriales especializadas<\/p>\n<p>\u2022 Ofrece una transferencia t\u00e9rmica masiva, pero requiere una presi\u00f3n de montaje extremadamente alta.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Factors_to_Consider_when_Choosing_Thermal_Pad_Thermal_Conductivity\"><\/span>Factores a considerar al elegir la conductividad t\u00e9rmica de la almohadilla t\u00e9rmica<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Factors-to-Consider-when-Choosing-Thermal-Pad-Thermal-Conductivity.jpg\" class=\"alignnone size-full wp-image-28994 lazyload\" alt=\"Factores a considerar al elegir la conductividad t\u00e9rmica de la almohadilla t\u00e9rmica\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28994\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Factors-to-Consider-when-Choosing-Thermal-Pad-Thermal-Conductivity.jpg\" alt=\"Factores a considerar al elegir la conductividad t\u00e9rmica de la almohadilla t\u00e9rmica\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Factors-to-Consider-when-Choosing-Thermal-Pad-Thermal-Conductivity.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Factors-to-Consider-when-Choosing-Thermal-Pad-Thermal-Conductivity-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Start_With_the_Heat_You_Need_to_Remove\"><\/span>1. Empiece con el calor que necesita eliminar.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La primera pregunta no es: &quot;\u00bfCu\u00e1l es la conductividad t\u00e9rmica m\u00e1s alta disponible?&quot;, sino: &quot;\u00bfCu\u00e1nto calor necesita transferir la interfaz t\u00e9rmica?&quot;.\u201c<\/p>\n<p>Identifica el calor aproximado que genera el componente y hacia d\u00f3nde debe ir ese calor.<\/p>\n<p>Las aplicaciones t\u00edpicas incluyen:<\/p>\n<ul>\n<li>semiconductores de potencia<\/li>\n<li>MOSFETs e IGBTs<\/li>\n<li>Procesadores y tarjetas gr\u00e1ficas, m\u00f3dulos LED, electr\u00f3nica para autom\u00f3viles, sistemas de bater\u00edas, fuentes de alimentaci\u00f3n, equipos de telecomunicaciones y electr\u00f3nica de control industrial.<\/li>\n<\/ul>\n<p>Generalmente, las cargas t\u00e9rmicas elevadas justifican el uso de un material de interfaz t\u00e9rmica de mayor rendimiento. Sin embargo, esto no significa que todas las aplicaciones de alta potencia requieran la almohadilla de mayor conductividad disponible.<\/p>\n<p>Si otra parte de ese circuito genera la resistencia t\u00e9rmica dominante, actualizar solo la almohadilla podr\u00eda ofrecer poca mejora.<\/p>\n<p>Un punto de partida pr\u00e1ctico: estimar la generaci\u00f3n de calor del componente, la temperatura m\u00e1xima admisible del componente, la temperatura del disipador o difusor de calor, la trayectoria t\u00e9rmica disponible y el entorno operativo previsto.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Understand_What_the_Wm%C2%B7K_Rating_Actually_Tells_You\"><\/span>2. Entienda qu\u00e9 le indica realmente la clasificaci\u00f3n W\/m\u00b7K.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/gallopinnotek.com\/es\/conductividad-termica-frente-a-coeficiente-de-transferencia-de-calor\/\">Conductividad t\u00e9rmica<\/a> Normalmente se expresa en W\/m\u00b7K. Describe la capacidad de un material para conducir el calor a trav\u00e9s de su espesor bajo condiciones de prueba espec\u00edficas.<\/p>\n<p>En t\u00e9rminos sencillos: un valor m\u00e1s alto de W\/m\u00b7K significa una mayor capacidad te\u00f3rica para conducir el calor.<\/p>\n<p>Pero el n\u00famero por s\u00ed solo no indica el rendimiento de la almohadilla en su ensamblaje. Una almohadilla de 12 W\/m\u00b7K no es autom\u00e1ticamente mejor que una de 6 W\/m\u00b7K si es demasiado dif\u00edcil de adaptar o si debe instalarse con un grosor incorrecto.<\/p>\n<p>No compres el que tenga el valor de conductividad m\u00e1s alto. Compra el que tenga la conductividad adecuada para el resto del conjunto.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Match_Thermal_Conductivity_to_Thermal_Resistance\"><\/span>3. Haga coincidir la conductividad t\u00e9rmica con la resistencia t\u00e9rmica.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Match-Thermal-Conductivity-to-Thermal-Resistance.jpg\" class=\"alignnone size-full wp-image-28999 lazyload\" alt=\"Adaptar la conductividad t\u00e9rmica a la resistencia t\u00e9rmica.\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28999\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Match-Thermal-Conductivity-to-Thermal-Resistance.jpg\" alt=\"Adaptar la conductividad t\u00e9rmica a la resistencia t\u00e9rmica.\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Match-Thermal-Conductivity-to-Thermal-Resistance.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Match-Thermal-Conductivity-to-Thermal-Resistance-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p>Una relaci\u00f3n simplificada es R = t \/ (k \u00d7 A), donde R es la resistencia t\u00e9rmica, t es el espesor de la almohadilla t\u00e9rmica, k es la conductividad t\u00e9rmica y A es el \u00e1rea de contacto efectiva.<\/p>\n<p>Si se duplica el grosor de la almohadilla manteniendo constantes la conductividad y el \u00e1rea, la resistencia t\u00e9rmica te\u00f3rica tambi\u00e9n aumenta. Por eso, una almohadilla delgada, seleccionada adecuadamente y con una conductividad moderada, a veces puede ofrecer un mejor rendimiento que un material con una conductividad mucho mayor y un grosor excesivo.<\/p>\n<p>Su especificaci\u00f3n debe incluir el espesor requerido, la resistencia t\u00e9rmica, el \u00e1rea de contacto, la compresi\u00f3n, la dureza, la temperatura de funcionamiento, el aislamiento el\u00e9ctrico y las condiciones ambientales. El objetivo debe ser el rendimiento t\u00e9rmico en el espesor de interfaz requerido, no simplemente el \u00edndice de conductividad.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Select_Hardness_Based_on_the_Interface\"><\/span>4. Seleccione la dureza en funci\u00f3n de la interfaz.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La dureza est\u00e1 estrechamente relacionada con la compresi\u00f3n y la adaptabilidad. Una almohadilla t\u00e9rmica m\u00e1s blanda generalmente se adapta con mayor facilidad a superficies irregulares. Esto puede ser \u00fatil cuando la superficie no es plana, la variaci\u00f3n de la separaci\u00f3n es significativa, los componentes son mec\u00e1nicamente sensibles o se requiere una baja fuerza de ensamblaje.<\/p>\n<p>Un material m\u00e1s duro puede ser m\u00e1s adecuado cuando la estabilidad dimensional es importante, se requiere un mayor soporte mec\u00e1nico, la interfaz es relativamente plana o se dispone de compresi\u00f3n controlada.<\/p>\n<p>La elecci\u00f3n correcta depende del ensamblaje. Eval\u00fae conjuntamente la conductividad t\u00e9rmica, el espesor y la dureza.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Consider_Electrical_Insulation_Requirements\"><\/span>5. Considere los requisitos de aislamiento el\u00e9ctrico.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Consider-Electrical-Insulation-Requirements.jpg\" class=\"alignnone size-full wp-image-28997 lazyload\" alt=\"Considere los requisitos de aislamiento el\u00e9ctrico.\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28997\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Consider-Electrical-Insulation-Requirements.jpg\" alt=\"Considere los requisitos de aislamiento el\u00e9ctrico.\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Consider-Electrical-Insulation-Requirements.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Consider-Electrical-Insulation-Requirements-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p>Muchas aplicaciones electr\u00f3nicas requieren que la interfaz t\u00e9rmica proporcione aislamiento el\u00e9ctrico y transferencia de calor. Si la almohadilla se ubica entre un componente el\u00e9ctricamente activo y un disipador de calor conductor, verifique la rigidez diel\u00e9ctrica, la resistividad volum\u00e9trica, la tensi\u00f3n de ruptura y el espesor de aislamiento requerido.<\/p>\n<p>No d\u00e9 por sentado que todas las almohadillas t\u00e9rmicamente conductoras son aislantes el\u00e9ctricas. No seleccione un material aislante sin comprobar si su rendimiento t\u00e9rmico cumple con los requisitos.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Check_the_Operating_Temperature\"><\/span>6. Compruebe la temperatura de funcionamiento.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Su almohadilla t\u00e9rmica debe mantenerse estable en todo el rango de temperatura de funcionamiento. Verifique la temperatura m\u00ednima y m\u00e1xima de funcionamiento, la temperatura de funcionamiento continuo, la exposici\u00f3n a corto plazo y los requisitos de ciclos t\u00e9rmicos.<\/p>\n<p>Un material puede tener un buen rendimiento inicial, pero sufrir cambios mec\u00e1nicos tras repetidos ciclos t\u00e9rmicos. Seg\u00fan la aplicaci\u00f3n, tambi\u00e9n conviene evaluar la deformaci\u00f3n permanente por compresi\u00f3n, la variaci\u00f3n de la dureza, la exudaci\u00f3n de aceite, la desgasificaci\u00f3n, el envejecimiento y el desplazamiento o la fuga del material.<\/p>\n<p>En los componentes electr\u00f3nicos exigentes, la estabilidad t\u00e9rmica a largo plazo es tan importante como la conductividad t\u00e9rmica inicial.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Confirm_the_Pad_Conductivity_Testing_Method\"><\/span>7. Confirmar el m\u00e9todo de prueba de conductividad de la almohadilla.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Confirm-the-Pad-Conductivity-Testing-Method.jpg\" class=\"alignnone size-full wp-image-28998 lazyload\" alt=\"Confirme el m\u00e9todo de prueba de conductividad de la almohadilla.\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28998\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Confirm-the-Pad-Conductivity-Testing-Method.jpg\" alt=\"Confirme el m\u00e9todo de prueba de conductividad de la almohadilla.\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Confirm-the-Pad-Conductivity-Testing-Method.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Confirm-the-Pad-Conductivity-Testing-Method-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p>Los valores de conductividad t\u00e9rmica dependen del m\u00e9todo de ensayo del material. La norma ASTM D5470 se utiliza habitualmente para evaluar las propiedades de transmisi\u00f3n t\u00e9rmica de los materiales aislantes el\u00e9ctricos t\u00e9rmicamente conductores. Este m\u00e9todo mide la impedancia t\u00e9rmica en estado estacionario bajo condiciones de ensayo definidas y permite determinar la conductividad t\u00e9rmica aparente. Sin embargo, las condiciones de ensayo no reproducen a la perfecci\u00f3n todas las configuraciones reales.<\/p>\n<p>Si el proveedor A informa 8 W\/m\u00b7K y el proveedor B informa 10 W\/m\u00b7K, no d\u00e9 por sentado que el proveedor B tiene el mejor producto. Pregunte qu\u00e9 m\u00e9todo de prueba se utiliz\u00f3, a qu\u00e9 espesor y presi\u00f3n, cu\u00e1l fue la configuraci\u00f3n de la prueba, si el valor es nominal o garantizado, y si es t\u00edpico o m\u00ednimo.<\/p>\n<p>En Gallop, le proporcionaremos una ficha t\u00e9cnica completa que detalla todos nuestros m\u00e9todos y t\u00e9cnicas de ensayo.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Higher_Thermal_Conductivity_Isnt_Always_the_Best_Value\"><\/span>8. Una mayor conductividad t\u00e9rmica no siempre es la mejor opci\u00f3n.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Supongamos que dos almohadillas t\u00e9rmicas pueden mantener el componente dentro del rango de temperatura requerido. Una de ellas cuesta mucho m\u00e1s porque utiliza un sistema de relleno de mayor conductividad. Si la almohadilla m\u00e1s econ\u00f3mica ya ofrece un rendimiento t\u00e9rmico suficiente, pagar por una conductividad adicional no necesariamente mejora el producto.<\/p>\n<p>La mejor especificaci\u00f3n es aquella que cumple con el margen de rendimiento requerido sin costes de material innecesarios.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>Preguntas frecuentes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/FAQs-4.jpg\" class=\"alignnone size-full wp-image-28995 lazyload\" alt=\"Preguntas frecuentes\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28995\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/FAQs-4.jpg\" alt=\"Preguntas frecuentes\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/FAQs-4.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/FAQs-4-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<h4><span class=\"ez-toc-section\" id=\"Why_does_thermal_conductivity_matter_in_electronics_thermal_pads_materials\"><\/span>\u00bfPor qu\u00e9 es importante la conductividad t\u00e9rmica en los materiales de las almohadillas t\u00e9rmicas electr\u00f3nicas?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>La conductividad t\u00e9rmica determina la velocidad a la que el material de la interfaz t\u00e9rmica puede disipar el calor de un sistema para mantener una temperatura de funcionamiento \u00f3ptima. Por lo tanto, determinar\u00e1 el rendimiento de los componentes, la estabilidad del sistema, la vida \u00fatil de los componentes, la protecci\u00f3n t\u00e9rmica y la estabilidad general del sistema.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Does_higher_thermal_conductivity_mean_better_performance_in_thermal_pads\"><\/span>\u00bfUna mayor conductividad t\u00e9rmica implica un mejor rendimiento en las almohadillas t\u00e9rmicas?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>No. Debes centrarte en los requisitos espec\u00edficos del sistema para obtener el material de interfaz t\u00e9rmica necesario.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_thermal_conductivity_and_thermal_resistance_in_thermal_pad_materials\"><\/span>\u00bfCu\u00e1l es la diferencia entre conductividad t\u00e9rmica y resistencia t\u00e9rmica en los materiales de las almohadillas t\u00e9rmicas?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>La conductividad t\u00e9rmica se refiere a la capacidad de un material para transferir calor, mientras que la resistencia t\u00e9rmica determina c\u00f3mo un material espec\u00edfico puede restringir el flujo de calor.<\/p>\n<p>Esto significa que, incluso un material altamente conductor puede tener una resistencia t\u00e9rmica considerable si es demasiado grueso.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Is_higher_thermal_conductivity_better_for_thermal_pads\"><\/span>\u00bfUna mayor conductividad t\u00e9rmica es mejor para las almohadillas t\u00e9rmicas?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>En la mayor\u00eda de los casos, un material con mayor conductividad reducir\u00e1 la resistencia t\u00e9rmica si se seleccionan cuidadosamente los dem\u00e1s par\u00e1metros. Sin embargo, esto no siempre garantiza un mejor rendimiento del sistema. Consulte siempre con profesionales.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Is_there_a_standard_that_determines_thermal_pad_thermal_conductivity\"><\/span>\u00bfExiste alguna norma que determine la conductividad t\u00e9rmica de las almohadillas t\u00e9rmicas?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>En la mayor\u00eda de los casos, la norma ASTM D5470 act\u00faa como est\u00e1ndar de referencia para determinar el rendimiento de la almohadilla t\u00e9rmica.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span>Reflexiones finales<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Final-Thoughts-3-2.jpg\" class=\"alignnone size-full wp-image-28996 lazyload\" alt=\"Reflexiones finales\" width=\"1280\" height=\"720\"><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-28996\" src=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Final-Thoughts-3-2.jpg\" alt=\"Reflexiones finales\" width=\"1280\" height=\"720\" srcset=\"https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Final-Thoughts-3-2.jpg 1280w, https:\/\/gallopinnotek.com\/wp-content\/uploads\/2026\/09\/Final-Thoughts-3-2-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p>No compre materiales de interfaz t\u00e9rmica bas\u00e1ndose \u00fanicamente en la conductividad t\u00e9rmica. Es importante verificar todos los par\u00e1metros cr\u00edticos, como el espesor, la compresi\u00f3n, la dureza, el rango de temperatura y el aislamiento el\u00e9ctrico.<\/p>\n<p>En Gallop, personalizamos cada material de interfaz t\u00e9rmica para adaptarlo a las necesidades \u00fanicas y espec\u00edficas de su aplicaci\u00f3n. <a href=\"https:\/\/gallopinnotek.com\/es\/contactanos\/\">Obt\u00e9n un presupuesto personalizado ahora<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>One of the most critical specifications when buying thermal pads for any project is the thermal conductivity. But here is where the problem comes in \u2013 should you choose high or low thermal conductivity? That is exactly what we will answer in this article. Remember, many variables affect thermal pad [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":29000,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"disabled","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-28969","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Thermal Pad Thermal Conductivity: How to Select the Right Thermal Performance -<\/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:\/\/gallopinnotek.com\/es\/conductividad-termica-de-la-almohadilla-termica\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Thermal Pad Thermal Conductivity: How to Select the Right Thermal Performance -\" \/>\n<meta property=\"og:description\" content=\"One of the most critical specifications when buying thermal pads for any project is the thermal conductivity. 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