{"id":128418,"date":"2018-03-04T23:31:44","date_gmt":"2018-03-04T23:31:44","guid":{"rendered":"https:\/\/\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/"},"modified":"2018-03-04T23:31:44","modified_gmt":"2018-03-04T23:31:44","slug":"triple-convertisseur-abaisseur-synchrone-monolithique-42v","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/","title":{"rendered":"Triple convertisseur abaisseur, synchrone, monolithique, 42V"},"content":{"rendered":"<p>Le LT8603 peut \u00eatre configur\u00e9 avec le contr\u00f4leur \u00e9l\u00e9vateur pour alimenter l\u2019entr\u00e9e des convertisseurs abaisseurs, ce qui lui permet de g\u00e9n\u00e9rer trois tensions de sortie r\u00e9gul\u00e9es avec pr\u00e9cision. C\u2019est le cas m\u00eame quand la tension d\u2019entr\u00e9e tombe nettement en dessous des tensions des sorties r\u00e9gul\u00e9es, comme dans des sc\u00e9narios de d\u00e9marrage \u00e0 froid ou d\u00e9marrage &#8211; arr\u00eat de l\u2019automobile, quand la tension de batterie peut tomber \u00e0 une tension aussi basse que 3V.&nbsp; Alternativement, le contr\u00f4leur \u00e9l\u00e9vateur peut \u00eatre aliment\u00e9 par une des sorties en mode abaisseur, ce qui procure quatre sorties r\u00e9gul\u00e9es avec pr\u00e9cision avec une empreinte de solution tr\u00e8s compacte.&nbsp;<\/p>\n<p>L\u2019architecture \u00e0 redressement synchrone du triple convertisseur abaisseur du LT8603 permet de r\u00e9aliser un rendement de 93%, tandis que le fonctionnement en Burst Mode maintient le courant de repos inf\u00e9rieur \u00e0 28\u00b5A (les canaux de tension \u00e9lev\u00e9e actifs) dans les conditions de veille et \u00e0 vide, ce qui est appropri\u00e9 aux syst\u00e8mes toujours en fonctionnement. Pour les applications sensibles au bruit, la conception \u00e0 bas niveau d\u2019IEM (interf\u00e9rences \u00e9lectromagn\u00e9tiques) du LT8603 r\u00e9pondent \u00e0 la norme d\u2019IEM CISPR 25, Class 5, m\u00eame quand il commute \u00e0 2MHz. La fr\u00e9quence de commutation du LT8603 peut \u00eatre programm\u00e9e entre 250kHz et 2.2MHz et peut \u00eatre synchronis\u00e9e sur cette plage.<\/p>\n<p>La dur\u00e9e minimale de conduction du LT8603, de 85ns (max), et l\u2019architecture autorisant la mise en cascade permettent des conversions en mode abaisseur, de 16V en entr\u00e9e en 0,8V en sortie, lorsqu\u2019il commute \u00e0 2MHz, ce qui permet aux concepteurs d\u2019\u00e9viter les bandes de fr\u00e9quences sensibles au bruit comme la bande radio AM, en utilisant une solution dont l\u2019empreinte est tr\u00e8s compacte. Sa plage de tension d\u2019entr\u00e9e, de 3V \u00e0 42V, est appropri\u00e9e aux applications automobiles o\u00f9 la r\u00e9gulation doit \u00eatre maintenue dans les sc\u00e9narios de d\u00e9marrage \u00e0 froid ou d\u00e9marrage &#8211; arr\u00eat de l\u2019automobile avec des tensions d\u2019entr\u00e9e minimales aussi basses que 3V et des surtensions de plus de 40V, en cas de d\u00e9marrage \u00e0 froid. La programmation de la r\u00e9initialisation au d\u00e9marrage et des indicateurs de tension r\u00e9gul\u00e9e pour chacun des canaux assurent la fiabilit\u00e9 de tout le syst\u00e8me. Le bo\u00eetier QFN de 40 broches du LT8603, 6mm x 6mm, \u00e0 performances thermiques renforc\u00e9es, et la fr\u00e9quence de commutation \u00e9lev\u00e9e contribuent \u00e0 l\u2019emploi de petits composants, inductances et condensateurs, externes, ce qui procure une empreinte compacte et de bon rendement thermique.&nbsp;<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LT8603?adicid=PRLS_EU_P65909\">www.linear.com\/product\/LT8603<\/a>.<\/p>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/Learning-center\/maximiser-lautonomie-des-ensembles-de-batteries-pour-lautomobile-en-compensant-le\">Maximiser l\u2019autonomie des ensembles de batteries pour l\u2019automobile en compensant le vieillissement des \u00e9l\u00e9ments<\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/controleur-abaisseur-elevateur-150v-en-entree-et-sortie\">Contr\u00f4leur, abaisseur-\u00e9l\u00e9vateur 150V en entr\u00e9e et sortie<\/a><\/h3>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Analog Devices annonce le Power by Linear LT8603, un r\u00e9gulateur \u00e0 d\u00e9coupage, monolithique, quatre sorties, de rendement \u00e9lev\u00e9, pouvant accepter 42V en entr\u00e9e. Sa conception souple associe un contr\u00f4leur \u00e9l\u00e9vateur avec deux canaux abaisseurs, synchrones, de tension \u00e9lev\u00e9e de 2,5A et 1,5A et un canal abaisseur, synchrone, de tension plus basse, 1,8A pour r\u00e9aliser quatre sorties ind\u00e9pendantes.<\/p>\n","protected":false},"author":9,"featured_media":128419,"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-128418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Triple convertisseur abaisseur, synchrone, monolithique, 42V ...<\/title>\n<meta name=\"description\" content=\"Analog Devices annonce le Power by Linear LT8603, un r\u00e9gulateur \u00e0 d\u00e9coupage, monolithique, quatre sorties, de rendement \u00e9lev\u00e9, pouvant accepter 42V en...\" \/>\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\/128418\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Triple convertisseur abaisseur, synchrone, monolithique, 42V\" \/>\n<meta property=\"og:description\" content=\"Analog Devices annonce le Power by Linear LT8603, un r\u00e9gulateur \u00e0 d\u00e9coupage, monolithique, quatre sorties, de rendement \u00e9lev\u00e9, pouvant accepter 42V en entr\u00e9e. Sa conception souple associe un contr\u00f4leur \u00e9l\u00e9vateur avec deux canaux abaisseurs, synchrones, de tension \u00e9lev\u00e9e de 2,5A et 1,5A et un canal abaisseur, synchrone, de tension plus basse, 1,8A pour r\u00e9aliser quatre sorties ind\u00e9pendantes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/128418\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2018-03-04T23:31:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci6227_lt8603.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1944\" \/>\n\t<meta property=\"og:image:height\" content=\"1389\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alain Dieul\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Alain Dieul\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/\"},\"author\":{\"name\":\"Alain Dieul\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/568c789a4794bd460460501ba91f5daf\"},\"headline\":\"Triple convertisseur abaisseur, synchrone, monolithique, 42V\",\"datePublished\":\"2018-03-04T23:31:44+00:00\",\"dateModified\":\"2018-03-04T23:31:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/\"},\"wordCount\":486,\"publisher\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\"},\"articleSection\":[\"Nouveaux produits\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/\",\"url\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/\",\"name\":\"Triple convertisseur abaisseur, synchrone, monolithique, 42V -\",\"isPartOf\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\"},\"datePublished\":\"2018-03-04T23:31:44+00:00\",\"dateModified\":\"2018-03-04T23:31:44+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.ecinews.fr\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Triple convertisseur abaisseur, synchrone, monolithique, 42V\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"name\":\"EENewsEurope\",\"description\":\"Just another WordPress site\",\"publisher\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\",\"name\":\"EENewsEurope\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"contentUrl\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"width\":283,\"height\":113,\"caption\":\"EENewsEurope\"},\"image\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/568c789a4794bd460460501ba91f5daf\",\"name\":\"Alain Dieul\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/image\/6d32dc651fbcef3b338066625b118364\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/93708ec89b35deb10f4cfbfe144b4e07?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/93708ec89b35deb10f4cfbfe144b4e07?s=96&d=mm&r=g\",\"caption\":\"Alain Dieul\"}}]}<\/script>","yoast_head_json":{"title":"Triple convertisseur abaisseur, synchrone, monolithique, 42V ...","description":"Analog Devices annonce le Power by Linear LT8603, un r\u00e9gulateur \u00e0 d\u00e9coupage, monolithique, quatre sorties, de rendement \u00e9lev\u00e9, pouvant accepter 42V en...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/128418\/","og_locale":"fr_FR","og_type":"article","og_title":"Triple convertisseur abaisseur, synchrone, monolithique, 42V","og_description":"Analog Devices annonce le Power by Linear LT8603, un r\u00e9gulateur \u00e0 d\u00e9coupage, monolithique, quatre sorties, de rendement \u00e9lev\u00e9, pouvant accepter 42V en entr\u00e9e. Sa conception souple associe un contr\u00f4leur \u00e9l\u00e9vateur avec deux canaux abaisseurs, synchrones, de tension \u00e9lev\u00e9e de 2,5A et 1,5A et un canal abaisseur, synchrone, de tension plus basse, 1,8A pour r\u00e9aliser quatre sorties ind\u00e9pendantes.","og_url":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/128418\/","og_site_name":"EENewsEurope","article_published_time":"2018-03-04T23:31:44+00:00","og_image":[{"width":1944,"height":1389,"url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci6227_lt8603.jpg","type":"image\/jpeg"}],"author":"Alain Dieul","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Alain Dieul","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#article","isPartOf":{"@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/"},"author":{"name":"Alain Dieul","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/568c789a4794bd460460501ba91f5daf"},"headline":"Triple convertisseur abaisseur, synchrone, monolithique, 42V","datePublished":"2018-03-04T23:31:44+00:00","dateModified":"2018-03-04T23:31:44+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/"},"wordCount":486,"publisher":{"@id":"https:\/\/www.eenewseurope.com\/en\/#organization"},"articleSection":["Nouveaux produits"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/","url":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/","name":"Triple convertisseur abaisseur, synchrone, monolithique, 42V -","isPartOf":{"@id":"https:\/\/www.eenewseurope.com\/en\/#website"},"datePublished":"2018-03-04T23:31:44+00:00","dateModified":"2018-03-04T23:31:44+00:00","breadcrumb":{"@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.ecinews.fr\/fr\/triple-convertisseur-abaisseur-synchrone-monolithique-42v\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ecinews.fr\/fr\/"},{"@type":"ListItem","position":2,"name":"Triple convertisseur abaisseur, synchrone, monolithique, 42V"}]},{"@type":"WebSite","@id":"https:\/\/www.eenewseurope.com\/en\/#website","url":"https:\/\/www.eenewseurope.com\/en\/","name":"EENewsEurope","description":"Just another WordPress site","publisher":{"@id":"https:\/\/www.eenewseurope.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.eenewseurope.com\/en\/#organization","name":"EENewsEurope","url":"https:\/\/www.eenewseurope.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","contentUrl":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","width":283,"height":113,"caption":"EENewsEurope"},"image":{"@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/568c789a4794bd460460501ba91f5daf","name":"Alain Dieul","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/image\/6d32dc651fbcef3b338066625b118364","url":"https:\/\/secure.gravatar.com\/avatar\/93708ec89b35deb10f4cfbfe144b4e07?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/93708ec89b35deb10f4cfbfe144b4e07?s=96&d=mm&r=g","caption":"Alain Dieul"}}]}},"authors":[{"term_id":1141,"user_id":9,"is_guest":0,"slug":"alaindieul","display_name":"Alain Dieul","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/93708ec89b35deb10f4cfbfe144b4e07?s=96&d=mm&r=g","0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":"","8":""}],"_links":{"self":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/128418"}],"collection":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/comments?post=128418"}],"version-history":[{"count":0,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/128418\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media\/128419"}],"wp:attachment":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media?parent=128418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/categories?post=128418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/tags?post=128418"},{"taxonomy":"domains","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/domains?post=128418"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/ppma_author?post=128418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}