{"id":229508,"date":"2014-03-17T23:00:00","date_gmt":"2014-03-17T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/regulateurs-pol-a-compensation-dynamique-et-empreinte-unique\/"},"modified":"2014-03-17T23:00:00","modified_gmt":"2014-03-17T23:00:00","slug":"regulateurs-pol-a-compensation-dynamique-et-empreinte-unique","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/regulateurs-pol-a-compensation-dynamique-et-empreinte-unique\/","title":{"rendered":"R\u00e9gulateurs POL \u00e0 compensation dynamique et empreinte unique"},"content":{"rendered":"<p>Gr&acirc;ce &agrave; une empreinte compatible &agrave; 100%, les utilisateurs disposent d&eacute;sormais de trois r&eacute;gulateurs POL avanc&eacute;s de sorties 6 A, 12 A et 18 A tout en n&rsquo;ayant &agrave; g&eacute;rer qu&rsquo;une seule empreinte de module, ce qui simplifie consid&eacute;rablement la conception des cartes<br \/>\nLa compensation dynamique de boucle est fond&eacute;e sur une repr&eacute;sentation dans l&rsquo;espace d&rsquo;&eacute;tat, ou commande &quot;pr&eacute;dictive par mod&egrave;le&quot;, qui atteint la stabilit&eacute; et une performance dynamique optimum sans composants externes.<br \/>\nCes modules comportent plusieurs algorithmes qui optimisent le rendement dans une large plage de fonctionnement. Par rapport &agrave; la technologie conventionnelle impl&eacute;ment&eacute;e dans les r&eacute;gulateurs POL analogiques et hybrides, la combinaison de ces algorithmes d&rsquo;optimisation &eacute;nerg&eacute;tique et d&rsquo;une basse polarisation demande un courant jusqu&rsquo;&agrave; cinq fois plus faible, ce qui contribue &agrave; am&eacute;liorer le rendement global.<br \/>\nCon&ccedil;us pour de hautes performances, ces r&eacute;gulateurs reconnaissent 84 commandes PMBus et incluent une m&eacute;moire non-volatile o&ugrave; les concepteurs peuvent stocker leurs propres fichiers de configuration. La synchronisation se fait tr&egrave;s simplement gr&acirc;ce &agrave; la d&eacute;tection automatique de broche et sans n&eacute;cessiter de reconfiguration. Dans les syst&egrave;mes utilisant de multiples modules, l&rsquo;&eacute;talement de phase via la commande PMBus INTERLEAVE r&eacute;duit les interf&eacute;rences &eacute;lectromagn&eacute;tiques et le filtrage d&rsquo;entr&eacute;e.<br \/>\nLes trois modules fonctionnent dans la large plage de tension d&rsquo;entr&eacute;e de 4,5 V &agrave; 14 V, ce qui les adapte &agrave; la plupart des tensions de bus rencontr&eacute;es dans les architectures &agrave; bus interm&eacute;diaire. La tension de sortie est ajustable de 0,6 V &agrave; 5 V en posant une r&eacute;sistance de strap ou via la commande PMBus VOUT_COMMAND.<\/p>\n<hr \/>\n<p>Sous la forme d&rsquo;une matrice LGA (Land Grid Array) de 32 plots de soudure, l&rsquo;empreinte commune a &eacute;t&eacute; d&eacute;velopp&eacute;e pour r&eacute;pondre aux contraintes de fabrication des OEM en termes de pick-and-place, de soudabilit&eacute; et de coplanarit&eacute;, et d&rsquo; &eacute;volutivit&eacute;. De 12,2 x 12,2 x 8 mm, les modules peuvent &ecirc;tre utilis&eacute;s dans les applications &agrave; faible espacement entre cartes, comme les contr&ocirc;leurs radio.<br \/>\nGr&acirc;ce au faible courant de polarisation, aux technologies avanc&eacute;es de mat&eacute;riaux silicium et magn&eacute;tiques et &agrave; celles de fabrication, le MTBF de la famille est de 24 millions d&rsquo;heures. Ses autres caract&eacute;ristiques incluent un d&eacute;marrage et un arr&ecirc;t pr&eacute;-polaris&eacute;s, un d&eacute;marrage monotone et un d&eacute;marrage programmable, l&rsquo;arr&ecirc;t en cas de sous-tension en entr&eacute;e, une protection contre les d&eacute;passements de temp&eacute;rature et une broche Power Good, une protection contre les courts-circuits en sortie et contre les surtensions, une t&eacute;l&eacute;commande et t&eacute;l&eacute;mesure diff&eacute;rentielle et un jeu avanc&eacute; de configurations via le logiciel propri&eacute;taire DC\/DC Digital Power Designer. <\/p>\n<\/p>\n<p><a title=\"www.ericsson.com\/powermodules\" target=\"_blank\" href=\"http:\/\/www.ericsson.com\/powermodules\" rel=\"noopener\">www.ericsson.com\/powermodules<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La famille de r\u00e9gulateurs DC-DC 3E \u00e0 point de charge (POL) num\u00e9riques d\u2019Ericsson s\u2019\u00e9tend avec les modules BMR4612001 de 6 A et BMR4614001 de 18 A en sortie. Comme le module initial de 12 A, ils combinent une boucle \u00e0 compensation dynamique, des algorithmes avanc\u00e9s d\u2019optimisation, une technologie \u00e0 faible courant de polarisation et une empreinte LGA haute performance.<\/p>\n","protected":false},"author":22,"featured_media":229509,"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-229508","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>R\u00e9gulateurs POL \u00e0 compensation dynamique et empreinte unique ...<\/title>\n<meta name=\"description\" content=\"La famille de r\u00e9gulateurs DC-DC 3E \u00e0 point de charge (POL) num\u00e9riques d\u2019Ericsson s\u2019\u00e9tend avec les modules BMR4612001 de 6 A et BMR4614001 de 18 A en...\" \/>\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\/229508\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9gulateurs POL \u00e0 compensation dynamique et empreinte unique\" \/>\n<meta property=\"og:description\" content=\"La famille de r\u00e9gulateurs DC-DC 3E \u00e0 point de charge (POL) num\u00e9riques d\u2019Ericsson s\u2019\u00e9tend avec les modules BMR4612001 de 6 A et BMR4614001 de 18 A en sortie. Comme le module initial de 12 A, ils combinent une boucle \u00e0 compensation dynamique, des algorithmes avanc\u00e9s d\u2019optimisation, une technologie \u00e0 faible courant de polarisation et une empreinte LGA haute performance.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/229508\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2014-03-17T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6819_ericsson_e0185_bmr461_6a-18a_lo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2500\" \/>\n\t<meta property=\"og:image:height\" content=\"1875\" \/>\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\" 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