{"id":230528,"date":"2014-07-15T22:00:00","date_gmt":"2014-07-15T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/convertisseur-420w-compatible-pmbus-au-format-1-4-de-brique\/"},"modified":"2014-07-15T22:00:00","modified_gmt":"2014-07-15T22:00:00","slug":"convertisseur-420w-compatible-pmbus-au-format-1-4-de-brique","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/convertisseur-420w-compatible-pmbus-au-format-1-4-de-brique\/","title":{"rendered":"Convertisseur 420W compatible PMBus au format 1\/4 de brique"},"content":{"rendered":"<p>Le DBQ0135V2 est un module 420W-12Vout isol&eacute;, r&eacute;gul&eacute;, au format 1\/4 de brique qui supporte des tensions d&rsquo;entr&eacute;e TNV de 36V&ndash;75V avec un rendement typique de 95,2%. Pour atteindre ce niveau de performances, le DBQ utilise un processeur ARM7 32 bits et un \u00a0\u00bbfirmware \u00a0\u00bb propri&eacute;taire pour contr&ocirc;ler toutes les fonctions importantes du module. Le module offre une interface num&eacute;rique (brochage ABC) supportant le standard PMBus pour la gestion de puissance num&eacute;rique dans des applications comme la MicroTCA, les serveurs, le stockage, les &eacute;quipements r&eacute;seaux, les r&eacute;seaux sans fil PoE, ou bien encore les &eacute;quipements industriels et d&rsquo;essai.<br \/>\nL&rsquo;interface PMBus permet des fonctions de contr&ocirc;le de puissance jusqu&rsquo;alors indisponibles dans un convertisseur DC-DC modulaire isol&eacute; au format 1\/4 de brique. En connectant le DBQ au bus I2C du syst&egrave;me, le technicien est en mesure de contr&ocirc;ler Vin, Iin, Vout, Iout et la temp&eacute;rature de fonctionnement. Le PMBus peut aussi &ecirc;tre utilis&eacute; pour d&eacute;finir des alertes pour la temp&eacute;rature, Vin, Vout, Iout et permet &agrave; l&rsquo;utilisateur de personnaliser des param&egrave;tres comme les seuils de marche\/arr&ecirc;t de Vout, Vin, la protection contre les surtensions en sortie, la limite du courant de sortie et les caract&eacute;ristiques d&rsquo;acc&eacute;l&eacute;ration, pour ne citer que ces exemples. \n<\/p>\n<hr \/>\n<p>La s&eacute;rie DBQ propose &eacute;galement une option de partage chute de charge qui permet de relier 3 modules en parall&egrave;le pour les applications gourmandes en puissance ou pour assurer la redondance dans les applications n&eacute;cessitant une excellente fiabilit&eacute;. Enfin, le convertisseur offre une tension d&rsquo;isolement entre entr&eacute;e et sortie &agrave; 2250 Vcc requise pour les applications Power over Ethernet (PoE).<\/p>\n<p>Une interface utilisateur graphique (GUI) et des cartes d&rsquo;&eacute;valuation sont &eacute;galement propos&eacute;es pour aider l&rsquo;ing&eacute;nieur &agrave; concevoir un circuit d&rsquo;alimentation dans les r&egrave;gles de l&rsquo;art. Parmi les applications-types de la s&eacute;rie DBQ, citons les architectures de puissance distribu&eacute;e et les architectures de bus interm&eacute;diaires de la MicroTCA, les centres de donn&eacute;es, les serveurs, le stockage, les &eacute;quipements r&eacute;seaux, les stations de base sans fil, les tiroirs de ventilation ou bien encore les &eacute;quipements industriels et d&rsquo;essai.<\/p>\n<p><a href=\"http:\/\/www.murata.eu\" target=\"_blank\" title=\"www.murata.eu\" rel=\"noopener\">www.murata.eu<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Murata Power Solutions pr\u00e9sente sa s\u00e9rie DBQ de convertisseurs DC\/DC isol\u00e9s \u00e0 commande num\u00e9rique. Int\u00e9grant un processeur ARM7 32 bits, le mod\u00e8le DBQ0135V2 de 420 V r\u00e9gul\u00e9 est le premier d&rsquo;une s\u00e9rie de convertisseurs DC-DC \u00e0 int\u00e9grer une interface num\u00e9rique compatible PMBus. La s\u00e9rie DBQ est propos\u00e9e en bo\u00eetier au standard industriel 1\/4 de brique avec une affectation des broches Advanced Bus Converter (ABC) pour les communications PMBus vers un convertisseur DC-DC isol\u00e9.<\/p>\n","protected":false},"author":22,"featured_media":230529,"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-230528","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Convertisseur 420W compatible PMBus au format 1\/4 de brique ...<\/title>\n<meta name=\"description\" content=\"Murata Power Solutions pr\u00e9sente sa s\u00e9rie DBQ de convertisseurs DC\/DC isol\u00e9s \u00e0 commande num\u00e9rique. Int\u00e9grant un processeur ARM7 32 bits, le mod\u00e8le...\" \/>\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\/230528\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Convertisseur 420W compatible PMBus au format 1\/4 de brique\" \/>\n<meta property=\"og:description\" content=\"Murata Power Solutions pr\u00e9sente sa s\u00e9rie DBQ de convertisseurs DC\/DC isol\u00e9s \u00e0 commande num\u00e9rique. Int\u00e9grant un processeur ARM7 32 bits, le mod\u00e8le DBQ0135V2 de 420 V r\u00e9gul\u00e9 est le premier d&#039;une s\u00e9rie de convertisseurs DC-DC \u00e0 int\u00e9grer une interface num\u00e9rique compatible PMBus. La s\u00e9rie DBQ est propos\u00e9e en bo\u00eetier au standard industriel 1\/4 de brique avec une affectation des broches Advanced Bus Converter (ABC) pour les communications PMBus vers un convertisseur DC-DC isol\u00e9.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/230528\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2014-07-15T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci4392_murata.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2100\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta 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