{"id":224785,"date":"2012-07-18T22:00:00","date_gmt":"2012-07-18T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/vicor-integre-la-commutation-douce-dans-les-solutions-au-point-de-charge\/"},"modified":"2012-07-18T22:00:00","modified_gmt":"2012-07-18T22:00:00","slug":"vicor-integre-la-commutation-douce-dans-les-solutions-au-point-de-charge","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/vicor-integre-la-commutation-douce-dans-les-solutions-au-point-de-charge\/","title":{"rendered":"Vicor int\u00e8gre la commutation douce dans les solutions au point de charge"},"content":{"rendered":"<p>La s&eacute;rie PI33xx est fortement int&eacute;gr&eacute;e&nbsp;: son bo&icirc;tier LGA de haute densit&eacute; (SiP) int&egrave;gre le circuit de commande, les semi-conducteurs et les composants associ&eacute;s&nbsp; dans 10 mm x 14 mm x 2,56 mm. Les r&eacute;gulateurs abaisseurs PI33xx peuvent convertir une plage de tension d&rsquo;entr&eacute;e de 8 V &agrave; 36 V vers une tension de sortie de 1 V &agrave; 16 V&nbsp;avec courant de sortie allant jusqu&rsquo;&agrave; 10 A et une puissance allant jusqu&rsquo;&agrave; 120 W. La puissance d&eacute;livr&eacute;e peut &ecirc;tre augment&eacute;e en entrela&ccedil;ant jusqu&rsquo;&agrave; six r&eacute;gulateurs abaisseurs PI33xx en utilisant une simple connexion de partage de courant et sans aucun composant additionnel.<br \/>\nL&rsquo;utilisation de la topologie ZVS autorise une haute fr&eacute;quence de fonctionnement tout en maximisant le rendement. Cela gr&acirc;ce &agrave; une minimisation significative des pertes par commutation contrairement &agrave; des r&eacute;gulateurs abaisseurs conventionnels qui s&rsquo;appuient sur les topologies &agrave; commutation dure. La fr&eacute;quence de commutation &eacute;lev&eacute;e des s&eacute;ries PI33xx r&eacute;duit aussi la taille des composants de filtrage externes et am&eacute;liore la densit&eacute; de puissance tout en permettant une r&eacute;ponse rapide aux transitoires de la ligne et de la charge. Les PI33xx maintiennent une fr&eacute;quence de commutation &eacute;lev&eacute;e &agrave; tous les niveaux de tension d&rsquo;entr&eacute;e sans sacrifier le rendement et, avec ses 20 ns minimum en position ON, ils supportent une large plage de&nbsp; conversion jusqu&rsquo;&agrave; 36 Ventr&eacute;e. <br \/>\nLes r&eacute;gulateurs abaisseurs PI33xx n&eacute;cessitent seulement une inductance et des condensateurs c&eacute;ramiques externes pour le filtrage en entr&eacute;e et en sortie afin de former un r&eacute;gulateur complet de haute performance. Aucune compensation de fr&eacute;quence, aucun r&eacute;glage de param&egrave;tres ou de composants externes additionnels ne sont n&eacute;cessaires. La large plage de temp&eacute;rature de fonctionnement de -40&deg;C &agrave; 125&deg;C permet &agrave; cette s&eacute;rie d&rsquo;&ecirc;tre employ&eacute;e dans presque tous les environnements.<\/p>\n<p>Pour les concepteurs confront&eacute;s aux probl&egrave;mes de distribution d&rsquo;alimentation complexe, les r&eacute;gulateurs abaisseurs ZVS Picor PI33xx Cool-Power sont les seuls r&eacute;gulateurs abaisseurs de leur classe &agrave; proposer une option de t&eacute;l&eacute;m&eacute;trie de d&eacute;faillance &eacute;tendue I2C autorisant six types distincts de rapport de d&eacute;fauts. Des fonctions suppl&eacute;mentaires sont programmables &agrave; travers le &nbsp;I2C telles que l&rsquo;ajustage, la logique de polarit&eacute; de la broche d&rsquo;inhibition et le d&eacute;lai de phase. La programmation du circuit est facilit&eacute;e gr&acirc;ce &agrave; l&rsquo;outil Cool-Power Development.<br \/>\n&ldquo;L&rsquo;introduction de la s&eacute;rie de r&eacute;gulateurs abaisseurs ZVS Picor PI33xx Cool-Power permet aux concepteurs d&rsquo;atteindre une puissance au point de charge de haute performance sur une carte&rdquo; d&eacute;clare Robert Gendron, Vice Pr&eacute;sident, Marketing et d&eacute;veloppement commercial chez Vicor. &ldquo;L&rsquo;int&eacute;gration d&rsquo;une topologie &agrave; commutation douce ZVS&nbsp; dans un r&eacute;gulateur au point de charge cr&eacute;e de nouveaux standards de performance pour l&rsquo;industrie. Associ&eacute; &agrave; une large gamme de solutions de puissance Vicor pour alimenter une carte, nous permet d&rsquo;optimiser le rendement sur toute la cha&icirc;ne d&rsquo;alimentation et sur tout le chemin du point de charge.&rdquo;<\/p>\n<p><a href=\"http:\/\/www.vicorpower.com\" target=\"_blank\" title=\"www.vicorpower.com\" rel=\"noopener\">www.vicorpower.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vicor vient de lancer sa nouvelle s\u00e9rie de r\u00e9gulateurs abaisseurs ZVS Picor PI33xx   Cool-Power qui apporte aux concepteurs de cartes une souplesse une densit\u00e9 de puissance et un rendement maximum \u00a0pour la r\u00e9gulation DC-DC au point de charge. L&rsquo;int\u00e9gration de la topologie \u00e0 commutation au z\u00e9ro de tension (ZVS) dans la s\u00e9rie PI33xx accro\u00eet les performances au point de charge en fournissant un rendement allant jusqu&rsquo;\u00e0 98%.<\/p>\n","protected":false},"author":22,"featured_media":224786,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-224785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Vicor int\u00e8gre la commutation douce dans les solutions au point...<\/title>\n<meta name=\"description\" content=\"Vicor vient de lancer sa nouvelle s\u00e9rie de r\u00e9gulateurs abaisseurs ZVS Picor PI33xx   Cool-Power qui apporte aux concepteurs de cartes une souplesse une...\" \/>\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\/224785\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vicor int\u00e8gre la commutation douce dans les solutions au point de charge\" \/>\n<meta property=\"og:description\" content=\"Vicor vient de lancer sa nouvelle s\u00e9rie de r\u00e9gulateurs abaisseurs ZVS Picor PI33xx  Cool-Power qui apporte aux concepteurs de cartes une souplesse une densit\u00e9 de puissance et un rendement maximum \u00a0pour la r\u00e9gulation DC-DC au point de charge. 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