{"id":37503,"date":"2014-02-19T11:46:50","date_gmt":"2014-02-19T10:46:50","guid":{"rendered":"https:\/\/promocionalia.es\/web\/2014\/02\/19\/los-voltajes-de-una-fuente-de-alimentacion-de-pc-12v-5v-y-7v\/"},"modified":"2024-05-07T18:24:27","modified_gmt":"2024-05-07T16:24:27","slug":"los-voltajes-de-una-fuente-de-alimentacion-de-pc-12v-5v-y-7v","status":"publish","type":"post","link":"https:\/\/promocionalia.es\/web\/los-voltajes-de-una-fuente-de-alimentacion-de-pc-12v-5v-y-7v\/","title":{"rendered":"Los voltajes del conector molex de una Fuente de Alimentacion de PC: 12v, 5v y 7v"},"content":{"rendered":"<p style=\"text-align: justify;\">Todas las fuente de alimentaci&oacute;n de los ordenadores PC tienen al menos 2 tipos de salida de voltaje: 12v y 5v.<\/p>\n<p style=\"text-align: justify;\">Dependiendo de que elemento se vaya a conectar usar&aacute; uno u otro voltaje.<\/p>\n<p style=\"text-align: justify;\">Por ejemplo hay ventiladores que funcionan a 12v, si queremos que giren mas despacio habr&iacute;a que conectarlo a una salida de 5v de la fuente de alimentaci&oacute;n. En algunos ventiladores funcionar&aacute; y en otros no ya que no tienen ni fuerza para el arranque inicial.<\/p>\n<p style=\"text-align: justify;\">Leyendo un foro descubr&iacute; que podemos obtener una nueva salida de voltaje (7v) mezclando las salidas del conector molex t&iacute;pico de la conexi&oacute;n de discos duros IDE. La conexi&oacute;n es la siguiente:<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\" size-full wp-image-764\" src=\"https:\/\/promocionalia.es\/web\/wp-content\/uploads\/2014\/02\/voltajes_conector_molex.jpg\" width=\"259\" height=\"194\" alt=\"voltajes conector molex\" \/><\/p>\n<p>Asi la diferencia de tension entre los terminales del fan ser&aacute; 7V (12-5) en vez de 12V (12-gnd).&nbsp;<\/p>\n<p>Otra variante es dejando rojo con rojo y negro con negro, pero a&ntilde;adiendo un potenciometro (Resistencia Variable) al cable amarillo de 12v.<\/p>\n<p>&nbsp;<\/p>\n<p>Fuentes:<\/p>\n<p><a href=\"http:\/\/foro.hispazone.com\/refrigeracion\/13698-disminuir-el-ruido-y-rpms-de-un-ventilador.html\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/foro.hispazone.com\/refrigeracion\/13698-disminuir-el-ruido-y-rpms-de-un-ventilador.html<\/a><a href=\"http:\/\/foro.hispazone.com\/refrigeracion\/13698-disminuir-el-ruido-y-rpms-de-un-ventilador.html\"><\/a><\/p>\n<p><a href=\"http:\/\/www.ozeros.com\/2011\/06\/guia-molex-a-12v-7v-5v\/\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/www.ozeros.com\/2011\/06\/guia-molex-a-12v-7v-5v\/<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Todas las fuente de alimentaci&oacute;n de los ordenadores PC tienen al menos 2 tipos de&hellip;<\/p>\n","protected":false},"author":2,"featured_media":37504,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-37503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sin-categoria"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - 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