{"id":227682,"date":"2013-08-06T22:00:00","date_gmt":"2013-08-06T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/isolateur-%c2%b5module-six-canaux-3500veff\/"},"modified":"2013-08-06T22:00:00","modified_gmt":"2013-08-06T22:00:00","slug":"isolateur-%c2%b5module-six-canaux-3500veff","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/isolateur-%c2%b5module-six-canaux-3500veff\/","title":{"rendered":"Isolateur \u00b5Module, six canaux, 3500Veff"},"content":{"rendered":"<p>Le LTM2892 supprime les boucles de masse en communicant &agrave; travers une barri&egrave;re d&rsquo;isolement galvanique qui bloque le courant continu pour des diff&eacute;rences de potentiel pouvant atteindre 3500Veff., ce qui procure un fonctionnement s&eacute;curis&eacute; et ininterrompu. Le LTM2892 ne requiert pas de composants externes et conduit &agrave; une application simple, de faible dimension, &agrave; &micro;Module, pour les syst&egrave;mes isol&eacute;s des communications de donn&eacute;es.&nbsp;<\/p>\n<p>Le LTM2892 est disponible en deux versions d&rsquo;interface de communications. Le LTM2892-I est &agrave; bus compatible I2C, jusqu&rsquo;&agrave; 400kHz, avec transmission bidirectionnelle s&eacute;rie de donn&eacute;es (SDA) plus horloge (SCL) et trois signaux isol&eacute;s, suppl&eacute;mentaires, de niveaux logique CMOS, qui fonctionnent jusqu&rsquo;&agrave; 10MHz. le LTM2892-S pr&eacute;sente six canaux num&eacute;riques CMOS isol&eacute;s&nbsp;qui peuvent &ecirc;tre utilis&eacute;s, en g&eacute;n&eacute;ral, comme entr&eacute;e\/sortie ou &ecirc;tre configur&eacute;s pour un fonctionnement compatible SPI. Les six canaux comprennent trois signaux de transmission directe&nbsp;et trois signaux de transmission inverse qui peuvent tous fonctionner jusqu&rsquo;&agrave; 10MHz. Quand il est configur&eacute; pour des communications&nbsp;SPI, l&rsquo;horloge fonctionne &agrave; 8MHz au maximum, pour une communication unidirectionnelle, ou &agrave; 4MHz pour un fonctionnement&nbsp;bidirectionnel.<\/p>\n<p>Toutes les versions poss&egrave;dent une broche d&rsquo;alimentation de niveau logique qui offre une interface directe avec les microcontr&ocirc;leurs, basse tension, jusqu&rsquo;&agrave; la tension de 1,62V (SPI) ou 3V (I2C), et une broche ON qui permet l&rsquo;arr&ecirc;t du LTM2892 avec une consommation inf&eacute;rieure &agrave; 10&micro;A. Les caract&eacute;ristiques suppl&eacute;mentaires comprennent les communications&nbsp;ininterrompues pour des surtensions en mode commun sup&eacute;rieures &agrave; 50kV\/&micro;s et un durcissement pour les ESD HBM (d&eacute;charge &eacute;lectrostatiques mod&egrave;le du corps humain) de &plusmn;15kV pour la barri&egrave;re d&rsquo;isolement. &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/p>\n<p>Le LTM2892 est pr&eacute;sent&eacute; en un bo&icirc;tier BGA, pour montage en surface, 9mm x 6,25mm&nbsp;; tous les circuits int&eacute;gr&eacute;s et les composants passifs sont encapsul&eacute;s dans ce bo&icirc;tier &micro;Module conforme aux normes RoHS.<\/p>\n<p><a title=\"www.linear.com\/product\/LTM2892\" target=\"_blank\" href=\"http:\/\/www.linear.com\/product\/ltm2892\" rel=\"noopener\">www.linear.com\/product\/LTM2892<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linear Technology pr\u00e9sente le LTM2892, un isolateur \u00b5Module (micromodule), six canaux, \u00e0 interface num\u00e9rique\/ SPI ou I2C, pour les syst\u00e8mes aliment\u00e9s de 3,3V \u00e0 5V. Dans les syst\u00e8mes, les potentiels de masse peuvent pr\u00e9senter de grandes diff\u00e9rences, exc\u00e9dant souvent les limites de fonctionnement en mode commun, ce qui peut conduire \u00e0 une interruption des communications, \u00e0 la destruction des composants, et m\u00eame \u00e0 la cr\u00e9ation de conditions al\u00e9atoires.<\/p>\n","protected":false},"author":22,"featured_media":227683,"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-227682","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Isolateur \u00b5Module, six canaux, 3500Veff ...<\/title>\n<meta name=\"description\" content=\"Linear Technology pr\u00e9sente le LTM2892, un isolateur \u00b5Module (micromodule), six canaux, \u00e0 interface num\u00e9rique\/ SPI ou I2C, pour les syst\u00e8mes aliment\u00e9s...\" \/>\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\/227682\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Isolateur \u00b5Module, six canaux, 3500Veff\" \/>\n<meta property=\"og:description\" content=\"Linear Technology pr\u00e9sente le LTM2892, un isolateur \u00b5Module (micromodule), six canaux, \u00e0 interface num\u00e9rique\/ SPI ou I2C, pour les syst\u00e8mes aliment\u00e9s de 3,3V \u00e0 5V. Dans les syst\u00e8mes, les potentiels de masse peuvent pr\u00e9senter de grandes diff\u00e9rences, exc\u00e9dant souvent les limites de fonctionnement en mode commun, ce qui peut conduire \u00e0 une interruption des communications, \u00e0 la destruction des composants, et m\u00eame \u00e0 la cr\u00e9ation de conditions al\u00e9atoires.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/227682\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2013-08-06T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci3842_ltm2892.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"731\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta 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