{"id":235570,"date":"2016-02-03T23:00:00","date_gmt":"2016-02-03T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/circuit-de-surveillance-et-de-mesure-dalimentation\/"},"modified":"2016-02-03T23:00:00","modified_gmt":"2016-02-03T23:00:00","slug":"circuit-de-surveillance-et-de-mesure-dalimentation","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/circuit-de-surveillance-et-de-mesure-dalimentation\/","title":{"rendered":"Circuit de surveillance et de mesure d\u2019alimentation"},"content":{"rendered":"<p>R&eacute;alisant les calculs de puissance standard les plus utilis&eacute;s et assurant la surveillance en temps r&eacute;el d&rsquo;&eacute;v&eacute;nements pour deux charges &eacute;lectriques, ce composant facilite la conception de syst&egrave;mes et r&eacute;duit les co&ucirc;ts pour les applications telles que les prises murales avec surveillance de la consommation et prises intelligentes, barrettes multiprises, alimentations AC\/DC et applications de distribution de l&rsquo;alimentation.<br \/>\nDans un petit bo&icirc;tier QFN-28 de seulement 5 x 5 mm, il int&egrave;gre trois convertisseurs analogiques-num&eacute;riques pour la tension et deux mesures de courant de charge, un moteur de calcul 16 bits, une EEPROM et une interface flexible &agrave; 2 fils.<br \/>\nGr&acirc;ce &agrave; une r&eacute;f&eacute;rence de tension int&eacute;gr&eacute;e &agrave; faible d&eacute;rive et &agrave; un rapport SINAD (signal + bruit + distorsion) de 94,5 dB sur chaque canal de mesure, ce circuit peut surveiller deux charges de courant avec une erreur maximale de seulement 0,5 % sur une large plage dynamique de 4000:1. Il offre la possibilit&eacute; de mesurer la puissance active, r&eacute;active et apparente ainsi que l&rsquo;accumulation d&rsquo;&eacute;nergie active et r&eacute;active, le courant efficace et la tension efficace, la fr&eacute;quence de ligne et le facteur de puissance, ce qui, combin&eacute; &agrave; des fonctionnalit&eacute;s int&eacute;gr&eacute;es avanc&eacute;es, permet aux d&eacute;veloppeurs de syst&egrave;mes &agrave; haut niveau de performance de r&eacute;duire les co&ucirc;ts mat&eacute;riels tout comme les d&eacute;lais de commercialisation.<br \/>\nUne carte de d&eacute;monstration de mesure de consommation &eacute;lectrique est &eacute;galement propos&eacute;e pour faciliter les d&eacute;veloppements. <\/p>\n<\/p>\n<p><a title=\"www.microchip.com\/MCP39511N-020116b\" target=\"_blank\" href=\"http:\/\/www.microchip.com\/MCP39511N-020116b\" rel=\"noopener\">www.microchip.com\/MCP39511N-020116b<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ultra pr\u00e9cis et d\u2019un degr\u00e9 d\u2019int\u00e9gration \u00e9lev\u00e9, le circuit de surveillance d\u2019alimentation \u00e0 double canal MCP39F511N de Microchip facilite la conception des appareils, machines et syst\u00e8mes gourmands en \u00e9nergie car il r\u00e9duit le temps de d\u00e9veloppement du firmware et le nombre de CI requis pour la surveillance de charges multiples.<\/p>\n","protected":false},"author":22,"featured_media":235571,"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-235570","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Circuit de surveillance et de mesure d\u2019alimentation ...<\/title>\n<meta name=\"description\" content=\"Ultra pr\u00e9cis et d\u2019un degr\u00e9 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