{"id":190310,"date":"2016-12-05T09:15:00","date_gmt":"2016-12-05T09:15:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/emetteur-recepteur-%c2%b5module-usb-a-isolement-galvanique-de-7500-v\/"},"modified":"2016-12-05T09:15:00","modified_gmt":"2016-12-05T09:15:00","slug":"emetteur-recepteur-%c2%b5module-usb-a-isolement-galvanique-de-7500-v","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/emetteur-recepteur-%c2%b5module-usb-a-isolement-galvanique-de-7500-v\/","title":{"rendered":"\u00c9metteur-r\u00e9cepteur \u00b5Module USB \u00e0 isolement galvanique de 7500 V"},"content":{"rendered":"<p>Ce \u00b5Module s\u00e9pare les masses en isolant une paire d\u2019\u00e9metteurs-r\u00e9cepteurs USB par un isolement interne des signaux, ce qui procure un isolement sup\u00e9rieur \u00e0 7500 V<sub>eff<\/sub>. et une r\u00e9jection des signaux transitoires de mode commun sup\u00e9rieure \u00e0 50 kV\/\u00b5s. Pouvant r\u00e9sister en permanence \u00e0 une tension de 1000 V<sub>eff<\/sub>., il pr\u00e9sente des lignes de fuite de 17,4 mm, une distance de s\u00e9paration qui autorise le fonctionnement des \u00e9quipements m\u00e9dicaux \u00e0 la norme IEC 60601-1 sur des tensions principales sup\u00e9rieures \u00e0 250 V<sub>eff<\/sub>., tout en remplissant les demandes li\u00e9es \u00e0 la protection du malade.<\/p>\n<p>Ce composant est appropri\u00e9 \u00e0 une utilisation dans une grande vari\u00e9t\u00e9 d\u2019applications \u00e0 hub USB d\u2019isolement h\u00f4te et bus.&nbsp; Prot\u00e9g\u00e9s contre les d\u00e9charges \u00e9lectrostatiques (ESD) de \u00b120 kV, les \u00e9metteurs-r\u00e9cepteurs internes fonctionnent \u00e0 des vitesses de transfert de donn\u00e9es USB 2.0, de 12 Mbits\/s \u00e0 pleine vitesse et 1,5 Mbits\/s \u00e0 vitesse basse, et un mode veille&nbsp;g\u00e8re l\u2019inactivit\u00e9 et r\u00e9duit le courant de la broche V<sub>BUS <\/sub>\u00e0 moins de 2,0 mA. Une configuration automatique de r\u00e9sistances d\u2019excursion basse, en aval, et de r\u00e9sistances d\u2019excursion haute, en amont, autorise une adaptation \u00e0 la vitesse du composant en aval, ce qui donne au module la capacit\u00e9 de g\u00e9rer et de rapporter les vitesses de bus \u00e0 l\u2019h\u00f4te.<\/p>\n<p>Cette solution compl\u00e8te \u00b5Module pour les communications&nbsp;de donn\u00e9es USB isol\u00e9es ne requiert aucun composant externe. Tous les circuits int\u00e9gr\u00e9s et les composants passifs sont encapsul\u00e9s dans un unique bo\u00eetier BGA 24 billes compact, de 22 x 6,25 mm, conforme aux normes RoHS et propos\u00e9 en classes de temp\u00e9ratures commerciales (0 \u00e0 70 \u00b0C), industrielles (-40 \u00b0C \u00e0 +85 \u00b0C), et de l\u2019automobile (-40 \u00b0C \u00e0 +125 \u00b0C).<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LTM2894\" target=\"_blank\" rel=\"noopener\">www.linear.com\/product\/LTM2894<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Isolateur \u00b5Module USB renforc\u00e9, le LTM2894 de Linear Technology assure une protection contre les diff\u00e9rentiels de tensions entre masses et les signaux transitoires en mode commun de forte amplitude. Une interface durcie et un isolement interne le rendent appropri\u00e9 aux syst\u00e8mes mettant en \u0153uvre un port USB dans des environnements s\u00e9v\u00e8res de l\u2019industrie et du secteur m\u00e9dical o\u00f9 une protection contre les tensions \u00e9lev\u00e9es est requise.<\/p>\n","protected":false},"author":9,"featured_media":190311,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[889],"domains":[47],"ppma_author":[1141],"class_list":["post-190310","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-analog-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>\u00c9metteur-r\u00e9cepteur \u00b5Module USB \u00e0 isolement galvanique de 75...<\/title>\n<meta name=\"description\" content=\"Isolateur \u00b5Module USB renforc\u00e9, le LTM2894 de Linear Technology assure une protection contre les diff\u00e9rentiels de tensions entre masses et les signaux...\" \/>\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\/190310\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9metteur-r\u00e9cepteur \u00b5Module USB \u00e0 isolement galvanique de 7500 V\" \/>\n<meta property=\"og:description\" content=\"Isolateur \u00b5Module USB renforc\u00e9, le LTM2894 de Linear Technology assure une protection contre les diff\u00e9rentiels de tensions entre masses et les signaux transitoires en mode commun de forte amplitude. Une interface durcie et un isolement interne le rendent appropri\u00e9 aux syst\u00e8mes mettant en \u0153uvre un port USB dans des environnements s\u00e9v\u00e8res de l\u2019industrie et du secteur m\u00e9dical o\u00f9 une protection contre les tensions \u00e9lev\u00e9es est requise.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/190310\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2016-12-05T09:15:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci8211_linear_ltm2894.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2012\" \/>\n\t<meta property=\"og:image:height\" content=\"1437\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alain Dieul\" \/>\n<meta name=\"twitter:card\" 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