{"id":98768,"date":"2019-01-09T23:31:44","date_gmt":"2019-01-09T23:31:44","guid":{"rendered":"https:\/\/\/convertisseurs-et-controleurs-buck-pour-lautomobile\/"},"modified":"2019-01-09T23:31:44","modified_gmt":"2019-01-09T23:31:44","slug":"convertisseurs-et-controleurs-buck-pour-lautomobile","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/convertisseurs-et-controleurs-buck-pour-lautomobile\/","title":{"rendered":"Convertisseurs et contr\u00f4leurs buck pour l\u2019automobile"},"content":{"rendered":"<p>Alors que les tableaux de bord num\u00e9rique, les syst\u00e8mes radio et les sous-syst\u00e8mes \u00e9lectroniques n\u00e9cessitent des puissances de calcul de plus en plus \u00e9lev\u00e9es, ces nouveaux convertisseurs et contr\u00f4leurs buck multi-phases permettent aux concepteurs de profiter d\u2019une faible consommation, d\u2019un rendement \u00e9lev\u00e9 et d\u2019un niveau de parasites \u00e9lectromagn\u00e9tiques (IEM) r\u00e9duit.<\/p>\n<p>L\u2019adoption g\u00e9n\u00e9ralis\u00e9e des tableaux de bord plus puissants, de concentrateurs USB, de syst\u00e8mes ADAS (Advanced Driver Assistance System) et de syst\u00e8mes d&rsquo;info-divertissement et de navigation, devrait entra\u00eener une croissance annuelle de 10% des ventes de CI de gestion d&rsquo;\u00e9nergie d&rsquo;ici 2026, selon le cabinet d&rsquo;analystes IHS Markit. Cette croissance pose aux concepteurs plusieurs d\u00e9fis pour ma\u00eetriser la consommation d&rsquo;\u00e9nergie, le rendement, le niveau de parasites \u00e9lectromagn\u00e9tiques et la taille des solutions, afin d\u2019obtenir les performances requises dans des environnements d&rsquo;exploitation automobile difficiles, et o\u00f9 la place est compt\u00e9e.<\/p>\n<p>Pour permettre aux concepteurs d\u2019atteindre ces objectifs, la gamme de CI de classe automobile de Maxim offre de nombreuses options pour g\u00e9rer la puissance DC, alors que les \u00e9quipementiers automobiles sont en train de passer de processeurs consommant 20&nbsp;W, \u00e0 des plateformes d\u2019intelligence artificielle qui consomment jusqu&rsquo;\u00e0 500&nbsp;W. Avec leur bo\u00eetier de 3,5 x 3,75 mm, les convertisseurs buck MAX20004\/6\/8, MAX20034 et MAX20098offrent la plus petite taille du march\u00e9. &nbsp;Leur bo\u00eetier FCQFN (Flip-Chip Quad Flat No Leads) r\u00e9duit les oscillations de commutation haute&nbsp;fr\u00e9quence et \u00e9limine les fils de liaison, ce qui r\u00e9duit la r\u00e9sistance \u00e0 l\u2019\u00e9tat passant des commutateurs MOSFET et accro\u00eet le rendement. Maxim propose les seuls circuits \u00e0 brochage compatible du march\u00e9, \u00e0 courant de quatre, six et huit amp\u00e8res, pour une r\u00e9gulation plus modulable de la puissance. Tous ces CI sont dot\u00e9s d&rsquo;une modulation de spectre \u00e9tal\u00e9, d&rsquo;une fr\u00e9quence de commutation \u00e9lev\u00e9e, d&rsquo;une modulation de largeur d&rsquo;impulsions forc\u00e9e ou d\u2019une fr\u00e9quence de d\u00e9coupage variant avec la charge, pour des performances hors-pair.<\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/products\/MAX20004%20\/t%20_blank\">www.maximintegrated.com\/products\/MAX20004<\/a><\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/products\/MAX20098%20\/t%20_blank\">www.maximintegrated.com\/products\/MAX20098<\/a><\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/products\/MAX20034%20\/t%20_blank\">www.maximintegrated.com\/products\/MAX20034<\/a>&nbsp;<\/p>\n<p>D\u00e9tails sur les solutions de puissance automobile Maxim :&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Maxim Integrated Products, Inc a annonc\u00e9 les circuits de gestion d\u2019\u00e9nergie offrant les meilleurs rendements du march\u00e9, pour aider les concepteurs automobiles \u00e0 relever les d\u00e9fis, en mati\u00e8re d\u2019encombrement et de puissance, que posent les applications automobiles de nouvelle g\u00e9n\u00e9ration. <\/p>\n","protected":false},"author":9,"featured_media":98769,"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-98768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Convertisseurs et contr\u00f4leurs buck pour l\u2019automobile ...<\/title>\n<meta name=\"description\" content=\"Maxim Integrated Products, Inc a annonc\u00e9 les circuits de gestion d\u2019\u00e9nergie offrant les meilleurs rendements du march\u00e9, pour aider les concepteurs...\" \/>\n<meta name=\"robots\" content=\"index, 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