{"id":231916,"date":"2015-01-11T23:00:00","date_gmt":"2015-01-11T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/circuit-de-gestion-denergie-pour-produits-mobiles-grand-public-ou-industriels\/"},"modified":"2015-01-11T23:00:00","modified_gmt":"2015-01-11T23:00:00","slug":"circuit-de-gestion-denergie-pour-produits-mobiles-grand-public-ou-industriels","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/circuit-de-gestion-denergie-pour-produits-mobiles-grand-public-ou-industriels\/","title":{"rendered":"Circuit de gestion d&rsquo;\u00e9nergie pour produits mobiles grand-public ou industriels"},"content":{"rendered":"<p>Ce PMIC est produit &agrave; l&rsquo;aide d&rsquo;un processus semi-conducteur analogique 130 nm, &agrave; tr&egrave;s faible r&eacute;sistance &agrave; l&rsquo;&eacute;tat passant (la valeur typique de la r&eacute;sistance &agrave; l&rsquo;&eacute;tat passant du trajet FET est de 220 mOhms) et tr&egrave;s faible charge de grille, et inclut plusieurs blocs de gestion d&rsquo;&eacute;nergie au sein d&rsquo;un m&ecirc;me dispositif.<br \/>\nIl int&egrave;gre notamment le chemin d&rsquo;alimentation, un chargeur &agrave; d&eacute;coupage, quatre convertisseurs d&eacute;volteurs, trois r&eacute;gulateurs faible chute LDO et deux drivers de r&eacute;tro-&eacute;clairage &agrave; LED. Le bloc chargeur d&eacute;tecte l&rsquo;&eacute;tat des diff&eacute;rents ports USB et limite le courant d&rsquo;entr&eacute;e &agrave; 100 mA, 500 mA, 1000 mA ou 1500 mA. Toutes les fonctions chargeur sont automatiques, sans aucun signal externe, et la commutation de l&rsquo;alimentation entre la batterie et la connexion USB se fait &eacute;galement automatiquement.<br \/>\nCe circuit dispose &eacute;galement d&rsquo;une thermistance externe qui d&eacute;tecte la temp&eacute;rature de la batterie afin d&rsquo;&eacute;viter la surchauffe pendant la recharge de l&rsquo;appareil. Diff&eacute;rents seuils et param&egrave;tres de charge peuvent &ecirc;tre programm&eacute;s gr&acirc;ce &agrave; l&rsquo;interface I2C embarqu&eacute;e. Les valeurs des diff&eacute;rentes tensions de sortie, les s&eacute;quences d&rsquo;alimentation et de nombreuses autres fonctions peuvent &ecirc;tre &eacute;galement programm&eacute;es par l&rsquo;interm&eacute;diaire de cette interface I2C. En outre, un registre eFuse, &agrave; valeurs programmables par l&rsquo;utilisateur, permet au dispositif de r&eacute;pondre aux besoins d&rsquo;un large &eacute;ventail de plates-formes.<br \/>\nConditionn&eacute; en bo&icirc;tier QFN64 compact de 9 x 9 mm, ce composant fonctionne &agrave; partir d&rsquo;une tension d&rsquo;entr&eacute;e comprise entre 3.4 V et 5.5 V. Il int&egrave;gre diff&eacute;rentes fonctions de d&eacute;tection d&rsquo;erreur, notamment une d&eacute;tection thermique, une limitation de courant en cas de surintensit&eacute;, et une d&eacute;tection de LED en circuit-ouvert\/court-circuit.<\/p>\n<p><a target=\"_blank\" href=\"http:\/\/www.toshiba.semicon-storage.com\/\" title=\"www.toshiba.semicon-storage.com\" rel=\"noopener\">www.toshiba.semicon-storage.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pour surmonter les d\u00e9fis contradictoires pos\u00e9s par la conception de produits compacts aliment\u00e9s par batteries, Toshiba Electronics propose le PMIC TC7734FTG. Ce circuit optimise la gestion d&rsquo;\u00e9nergie d&rsquo;un large \u00e9ventail de produits mobiles, tels que smartphones, tablettes, appareils m\u00e9dicaux portables, PDA industriels, lecteurs de codes-barres et autres instruments portatifs. <\/p>\n","protected":false},"author":22,"featured_media":231917,"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-231916","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Circuit de gestion d&#039;\u00e9nergie pour produits mobiles grand-publi...<\/title>\n<meta name=\"description\" content=\"Pour surmonter les d\u00e9fis contradictoires pos\u00e9s par la conception de produits compacts aliment\u00e9s par batteries, Toshiba Electronics propose le PMIC...\" \/>\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\/231916\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Circuit de gestion d&#039;\u00e9nergie pour produits mobiles grand-public ou industriels\" \/>\n<meta property=\"og:description\" content=\"Pour surmonter les d\u00e9fis contradictoires pos\u00e9s par la conception de produits compacts aliment\u00e9s par batteries, Toshiba Electronics propose le PMIC TC7734FTG. Ce circuit optimise la gestion d&#039;\u00e9nergie d&#039;un large \u00e9ventail de produits mobiles, tels que smartphones, tablettes, appareils m\u00e9dicaux portables, PDA industriels, lecteurs de codes-barres et autres instruments portatifs.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/231916\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2015-01-11T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci7089_toshiba_tc7734ftg_6619a_lo.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\" 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