{"id":135150,"date":"2017-12-18T04:31:44","date_gmt":"2017-12-18T04:31:44","guid":{"rendered":"https:\/\/\/solution-mono-puce-pour-recharger-les-batteries-li-ion-serie-2%e2%80%a8\/"},"modified":"2017-12-18T04:31:44","modified_gmt":"2017-12-18T04:31:44","slug":"solution-mono-puce-pour-recharger-les-batteries-li-ion-serie-2%e2%80%a8","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/solution-mono-puce-pour-recharger-les-batteries-li-ion-serie-2%e2%80%a8\/","title":{"rendered":"Solution mono-puce pour recharger les batteries Li-ion S\u00e9rie 2\u2028"},"content":{"rendered":"<p>La solution de recharge et d\u00e9tection de chargeur, USB Type-C 15W, MAX14748, de Maxim Integrated Products, Inc. \u00e0 haut rendement et tr\u00e8s int\u00e9gr\u00e9e, est la premi\u00e8re solution de ce type sur le march\u00e9. Ce chargeur \u00e9limine la kyrielle de CI n\u00e9cessaire auparavant pour assurer les m\u00eames fonctions, tout en permettant aux concepteurs de tirer parti des fonctions USB Type-C requises par leur projet particulier.<\/p>\n<p>Des enceintes sans fil aux cam\u00e9ras haut-de-gamme, en passant par les casques de r\u00e9alit\u00e9 virtuelle et m\u00eame certains dispositifs m\u00e9dicaux motoris\u00e9s, plusieurs applications profitent de la simplicit\u00e9 des connecteurs USB Type-C, pour recharger et transf\u00e9rer des flux de donn\u00e9es multim\u00e9dia. Les packs batterie S\u00e9rie 2 fournissent \u00e0 ces applications la puissance dont elles ont besoin pour fonctionner ; toutefois, ces produits ont \u00e9galement besoin de beaucoup d&rsquo;\u00e9nergie pour se recharger. Jusqu&rsquo;\u00e0 pr\u00e9sent, le d\u00e9veloppement de produits USB Type-C aliment\u00e9s par des packs batterie S\u00e9rie 2 n\u00e9cessitait de nombreux composants discrets, ce qui augmentait les co\u00fbts de nomenclature et introduisait des sources de panne suppl\u00e9mentaires dans le circuit.<br \/>\nLe MAX14748 simplifie cette architecture en int\u00e9grant un chargeur, une d\u00e9tection de chargeur USB Type-C, une protection contre les surtensions de 28V et un circuit d&rsquo;alimentation sur une seule puce. Cette solution tr\u00e8s int\u00e9gr\u00e9e, qui prend en charge les anciens chargeurs USB conformes BC1.2 et autres chargeurs non standard, permet la recharge USB Type-C avec une puissance deux fois plus \u00e9lev\u00e9e qu\u2019avec les solutions Micro USB. Une fonction AICL (Automatic Input Current Limiting, ou limitation automatique de courant d&rsquo;entr\u00e9e) programmable, permet de tirer en toute s\u00e9curit\u00e9 le courant maximal que l&rsquo;adaptateur de charge peut supporter, prot\u00e9geant ainsi le pr\u00e9cieux \u00e9quipement final. Avec le MAX14748, Maxim continue d&rsquo;\u00e9tendre sa gamme de composants de puissance r\u00e9pondant aux besoins uniques des applications USB Type-C. Les produits existants dans cette cat\u00e9gorie sont notamment le r\u00e9gulateur \u00ab\u00a0buck\u00a0\u00bb (d\u00e9volteur) 500 mA \u00e0 entr\u00e9e 24V, MAX77756 ; la jauge de charge autonome ModelGauge m5, MAX17205, \u00e0 authentification SHA-256 ; et le protecteur de surtension \u00e0 broche CC, MAX20323.<\/p>\n<p><a href=\"https:\/\/www.maximintegrated.com\/products\/MAX14748\">www.maximintegrated.com\/products\/MAX14748<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les concepteurs disposent d\u00e9sormais d\u2019une approche plus simple et plus \u00e9conomique, pour recharger rapidement et en toute s\u00e9curit\u00e9 les p\u00e9riph\u00e9riques portables USB Type-C \u00e0 batterie Li-ion S\u00e9rie 2. <\/p>\n","protected":false},"author":9,"featured_media":135151,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-135150","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Solution mono-puce pour recharger les batteries Li-ion S\u00e9rie 2...<\/title>\n<meta name=\"description\" content=\"Les concepteurs disposent d\u00e9sormais d\u2019une approche plus simple et plus \u00e9conomique, pour recharger rapidement et en toute s\u00e9curit\u00e9 les p\u00e9riph\u00e9riques...\" \/>\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\/135150\/\" 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