{"id":231108,"date":"2014-10-05T22:00:00","date_gmt":"2014-10-05T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/chargeur-de-batterie-li-ion-haute-integration-pour-systemes-ecall-automobiles\/"},"modified":"2014-10-05T22:00:00","modified_gmt":"2014-10-05T22:00:00","slug":"chargeur-de-batterie-li-ion-haute-integration-pour-systemes-ecall-automobiles","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/chargeur-de-batterie-li-ion-haute-integration-pour-systemes-ecall-automobiles\/","title":{"rendered":"Chargeur de batterie Li-ion haute int\u00e9gration pour syst\u00e8mes eCall automobiles"},"content":{"rendered":"<p>En cas d&rsquo;accident, les v&eacute;hicules &eacute;quip&eacute;s de syst&egrave;mes eCall lancent un appel automatique &agrave; un centre d&rsquo;appels d&rsquo;urgence. Ce chargeur de batterie Li-ion est con&ccedil;u pour les syst&egrave;mes d&rsquo;appel automatiques qui &eacute;mergent dans le monde entier, dont l&rsquo;initiative europ&eacute;enne eCall qui vise &agrave; secourir rapidement les automobilistes accident&eacute;s dans l&rsquo;Union Europ&eacute;enne, et OnStar qui offre un service de s&ucirc;ret&eacute; et s&eacute;curit&eacute; aux USA.<br \/>\nSa capacit&eacute; &agrave; surveiller la temp&eacute;rature de la batterie et sa basse tension de sortie de 4,1 V aident &agrave; prolonger la vie des batteries populaires LiFeP04. Gr&acirc;ce &agrave; un courant de fuite de 3 &micro;A maxi sur la gamme de temp&eacute;rature de -40 &deg;C &agrave; +85 &deg;C, la batterie de sauvegarde reste charg&eacute;e plus longtemps lorsque l&rsquo;alimentation Vin est Off.<br \/>\nHautement int&eacute;gr&eacute;, ce circuit ne demande que cinq composants externes pour programmer le courant de charge dans la limite de 1 A. Combin&eacute;e avec la compacit&eacute; de son bo&icirc;tier DFN de 3 x 3 mm, il am&egrave;ne une solution compl&egrave;te qui se loge ais&eacute;ment sur les cartes &agrave; espace restreint.<br \/>\nCe composant offre aussi une fonction unique de repli thermique du courant de charge qui &eacute;vite la surchauffe en r&eacute;duisant automatiquement le courant de charge de la batterie, cr&eacute;ant un produit compact tr&egrave;s robuste. Son fonctionnement est garanti sous une tension r&eacute;duite jusqu&rsquo;&agrave; 2,65 V apr&egrave;s d&eacute;marrage, emp&ecirc;chant l&rsquo;arr&ecirc;t durant un d&eacute;marrage &agrave; froid. En outre, si la batterie est totalement vid&eacute;e, elle re&ccedil;oit un courant de charge de compensation de 10% jusqu&rsquo;&agrave; atteindre un niveau de charge minimum de 2,8 V.\n<\/p>\n<hr \/>\n<p>Qualifi&eacute; AEC-Q100 niveau 3, ce circuit de charge est propos&eacute; en bo&icirc;tier DFN &agrave; 10 broches de 3 x 3 mm. Son &eacute;valuation est facilit&eacute;e gr&acirc;ce &agrave; la carte associ&eacute;e ISL78692EVAL1Z.<br \/>\n&quot;Les OEM recherchent un chargeur de batterie qualifi&eacute; pour l&rsquo;automobile qui &eacute;vite &agrave; la batterie de sauvegarde de se d&eacute;charger rapidement lorsque le v&eacute;hicule est gar&eacute; pendant une longue p&eacute;riode,&quot; explique Philip Chesley, VP Precision Products chez Intersil. &quot;L&rsquo;ISL78692 exploite notre technologie propri&eacute;taire de gestion d&rsquo;alimentation pour d&eacute;livrer la solution de plus faible courant de fuite du march&eacute; et dot&eacute;e du jeu de fonctions le mieux optimis&eacute; pour les applications eCall automobiles.&quot; <\/p>\n<\/p>\n<p><a title=\"www.intersil.com\/products\/isl78692\" target=\"_blank\" href=\"http:\/\/www.intersil.com\/products\/isl78692\" rel=\"noopener\">www.intersil.com\/products\/isl78692<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pour \u00e9tendre la dur\u00e9e de vie des batteries lithium-ion (Li-ion) des syst\u00e8mes d\u2019appel d\u2019urgence eCall automobiles, Intersil introduit l\u2019ISL78692, un chargeur de batterie Li-ion mono cellule de 4,1 V de petite empreinte. Il dissipe un tr\u00e8s faible courant de fuite de 3 \u00b5A, ce qui permet \u00e0 la batterie de secours de rester charg\u00e9e plus longtemps. <\/p>\n","protected":false},"author":22,"featured_media":231109,"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-231108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Chargeur de batterie Li-ion haute int\u00e9gration pour syst\u00e8mes e...<\/title>\n<meta name=\"description\" content=\"Pour \u00e9tendre la dur\u00e9e de vie des batteries lithium-ion (Li-ion) des syst\u00e8mes d\u2019appel d\u2019urgence eCall automobiles, Intersil introduit l\u2019ISL78692, un...\" \/>\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\/231108\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chargeur de batterie Li-ion haute int\u00e9gration pour syst\u00e8mes eCall automobiles\" \/>\n<meta property=\"og:description\" content=\"Pour \u00e9tendre la dur\u00e9e de vie des batteries lithium-ion (Li-ion) des syst\u00e8mes d\u2019appel d\u2019urgence eCall automobiles, Intersil introduit l\u2019ISL78692, un chargeur de batterie Li-ion mono cellule de 4,1 V de petite empreinte. Il dissipe un tr\u00e8s faible courant de fuite de 3 \u00b5A, ce qui permet \u00e0 la batterie de secours de rester charg\u00e9e plus longtemps.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/231108\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2014-10-05T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6977_intersil_int0328_isl78692-li-ion-cell-battery-charger_lo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1800\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\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 name=\"twitter:data1\" 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