{"id":226068,"date":"2013-01-16T23:00:00","date_gmt":"2013-01-16T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/driver-de-led-3-a-a-courant-constant-qualifie-automobile\/"},"modified":"2013-01-16T23:00:00","modified_gmt":"2013-01-16T23:00:00","slug":"driver-de-led-3-a-a-courant-constant-qualifie-automobile","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/driver-de-led-3-a-a-courant-constant-qualifie-automobile\/","title":{"rendered":"Driver de LED 3 A \u00e0 courant constant qualifi\u00e9 automobile"},"content":{"rendered":"<p>La conception de ce driver est optimis&eacute;e pour une utilisation automobile et vise une vari&eacute;t&eacute; d&rsquo;applications dans ce secteur telles que les plafonniers, les feux de jour, l&rsquo;&eacute;clairage arri&egrave;re, les phares antibrouillard, les malles de pickup, les compartiments moteur et les bas de caisse, ainsi que les &eacute;clairages d&rsquo;urgence.<br \/>\nUne m&eacute;thode de contr&ocirc;le du temps &quot;ON&quot; cycle par cycle de la sortie permet un vrai contr&ocirc;le du courant moyen en sortie. Ce courant de sortie est param&eacute;trable via une r&eacute;sistance de mesure du courant externe. La tension de sortie est automatiquement ajust&eacute;e pour optimiser l&rsquo;alimentation &agrave; courant constant d&rsquo;une large gamme de configuration de r&eacute;seau de LED, incluant de multiples LED en s&eacute;rie. Ces derni&egrave;res peuvent &ecirc;tre configur&eacute;es en une simple branche ou bien en plusieurs branches en parall&egrave;les en utilisant une r&eacute;sistance de balance. La fonction &quot;dimming&quot; des LED est r&eacute;alis&eacute;e gr&acirc;ce &agrave; un signal PWM sur une entr&eacute;e logique. Les signaux de &quot;dimming&quot; PWM et &quot;enable&quot; peuvent fonctionner sur une plage de tensions allant de la tension logique de1.8 V &agrave; la tension d&rsquo;alimentation.<br \/>\nCe circuit int&egrave;gre des protections contre les sous-tensions sur la charge et la commande de grille, les protections thermiques, et une protection contre les surtensions sur la charge. Il est propos&eacute; dans un bo&icirc;tier compact 8 broches SOIC, suffixe LJ, avec une semelle dissipatrice. Il est garantit sans plomb avec un &eacute;tamage des broches 100% &eacute;tain mat.<\/p>\n<p><a title=\"www.allegromicro.com\" target=\"_blank\" href=\"http:\/\/www.allegromicro.com\" rel=\"noopener\">www.allegromicro.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fonctionnant sur une large plage de tension d\u2019entr\u00e9e allant de 6 \u00e0 48 V, l\u2019A6213 d\u2019Allegro MicroSystems Europe est un driver de LED qualifi\u00e9 automobile suivant la norme AEC-Q100 compl\u00e8te. Ce composant est un r\u00e9gulateur DC\/DC abaisseur qui fournit une sortie \u00e0 courant constant d\u00e9livrant jusqu\u2019\u00e0 3 A pour la commande de LED de forte puissance. Il int\u00e8gre un MOSFET canal N High-side et une gamme de protection contre les d\u00e9fauts.<\/p>\n","protected":false},"author":22,"featured_media":226069,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-226068","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Driver de LED 3 A \u00e0 courant constant qualifi\u00e9 automobile ...<\/title>\n<meta name=\"description\" content=\"Fonctionnant sur une large plage de tension d\u2019entr\u00e9e allant de 6 \u00e0 48 V, l\u2019A6213 d\u2019Allegro MicroSystems Europe est un driver de LED qualifi\u00e9...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/226068\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Driver de LED 3 A \u00e0 courant constant qualifi\u00e9 automobile\" \/>\n<meta property=\"og:description\" content=\"Fonctionnant sur une large plage de tension d\u2019entr\u00e9e allant de 6 \u00e0 48 V, l\u2019A6213 d\u2019Allegro MicroSystems Europe est un driver de LED qualifi\u00e9 automobile suivant la norme AEC-Q100 compl\u00e8te. Ce composant est un r\u00e9gulateur DC\/DC abaisseur qui fournit une sortie \u00e0 courant constant d\u00e9livrant jusqu\u2019\u00e0 3 A pour la commande de LED de forte puissance. 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