{"id":110750,"date":"2018-09-10T22:31:44","date_gmt":"2018-09-10T22:31:44","guid":{"rendered":"https:\/\/\/amplificateurs-differentiels-a-gain-fixe-de-grande-precision\/"},"modified":"2018-09-10T22:31:44","modified_gmt":"2018-09-10T22:31:44","slug":"amplificateurs-differentiels-a-gain-fixe-de-grande-precision","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/amplificateurs-differentiels-a-gain-fixe-de-grande-precision\/","title":{"rendered":"Amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de grande pr\u00e9cision"},"content":{"rendered":"<p>Les r\u00e9sistances de pr\u00e9cision, qui sont int\u00e9gr\u00e9es aux LTC6363-0,5, LTC6363-1 et LTC6363-2, ont \u00e9t\u00e9 con\u00e7ues en fonction de la globalit\u00e9 des performances du syst\u00e8me, insistant sur l\u2019\u00e9quilibre entre bruit et lin\u00e9arit\u00e9, avec des r\u00e9sistances d\u00e9coup\u00e9es au laser pour atteindre un niveau de pr\u00e9cision co\u00fbteux et difficile \u00e0 r\u00e9aliser en composants discrets. La pr\u00e9cision initiale du gain est de 45ppm max. et varie de seulement 0.5ppm\/<sup>o<\/sup>C max. sur la plage de temp\u00e9ratures. Le taux de r\u00e9jection en mode commun, qui est limit\u00e9 normalement par l\u2019appariement des r\u00e9sistances discr\u00e8tes, est d\u2019un minimum remarquable de 94dB, \u00e9quivalent \u00e0 un appariement de r\u00e9sistances de 0.002%.<\/p>\n<p>\u00ab\u00a0L\u2019un des d\u00e9fis du contr\u00f4le des CAN SAR de hautes performances est de trouver un contr\u00f4leur ad\u00e9quat qui consomme une puissance \u00e9quivalente \u00e0 celle d\u2019un CAN, tout en en maintenant les performances de bruit et de lin\u00e9arit\u00e9. C\u2019est en cela que la famille LTC6363 excelle. Par exemple, le CAN SAR LTC2378-20 20 bits consomme 21mW \u00e0 1M\u00e9ch.\/s,\u00a0\u00bb indique Maziar Tavakoli, responsable de la conception, Linear Products and Solutions. \u00ab\u00a0Le niveau de bruit et la lin\u00e9arit\u00e9 de la famille LTC6363 ont un impact n\u00e9gligeable sur les performances du CAN, consommant seulement 19mW, consommation comparable \u00e0 celle du CAN. Maintenant avec les LTC6363-0,5, LTC6363-1 et LTC6363-2, vous pouvez obtenir les m\u00eames performances de contr\u00f4le d\u2019un CAN avec, en plus, la pr\u00e9cision procur\u00e9e par les r\u00e9sistances de pr\u00e9cision int\u00e9gr\u00e9es, tout dans le m\u00eame bo\u00eetier compact MSOP8.\u00a0\u00bb<\/p>\n<p><a href=\"http:\/\/www.analog.com\/LTC6363?adicid=PRLS_EU_P113107\">www.analog.com\/LTC6363<\/a>.<\/p>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/chargeur-gestionnaire-de-batterie-de-compositions-chimiques-diverses\">Chargeur \/ gestionnaire de batterie de compositions chimiques diverses<\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/bloqueur-decoupage-de-signaux-transitoires-de-rendement-eleve\">Bloqueur \u00e0 d\u00e9coupage de signaux transitoires de rendement \u00e9lev\u00e9 <\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/automobile-adi-et-b-secur-collaborent-dans-le-domaine-de-lauthentification\">Automobile : ADI et B-Secur collaborent dans le domaine de l\u2019authentification<\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/sequenceur-simplifiant-la-gestion-dun-systeme-dalimentation-multirails\">S\u00e9quenceur simplifiant la gestion d\u2019un syst\u00e8me d\u2019alimentation multirails <\/a><\/h3>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Analog Devices annonce les LTC6363-0.5, LTC6363-1 et LTC6363-2 des amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de pr\u00e9cision, constituant une famille de versions d\u2019amplificateurs \u00e0 gain fixe, de tr\u00e8s grande pr\u00e9cision, de l\u2019amplificateur LTC6363. Les nouvelles offres sont disponibles aux gains fixes de 0,5, 1 et 2V\/V, ce qui procure de la souplesse pour l\u2019adaptation des entr\u00e9es \u00e0 celles de la gamme des CAN.<\/p>\n","protected":false},"author":9,"featured_media":110751,"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-110750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de grande pr\u00e9cision ...<\/title>\n<meta name=\"description\" content=\"Analog Devices annonce les LTC6363-0.5, LTC6363-1 et LTC6363-2 des amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de pr\u00e9cision, constituant une famille de...\" \/>\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\/110750\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de grande pr\u00e9cision\" \/>\n<meta property=\"og:description\" content=\"Analog Devices annonce les LTC6363-0.5, LTC6363-1 et LTC6363-2 des amplificateurs diff\u00e9rentiels \u00e0 gain fixe, de pr\u00e9cision, constituant une famille de versions d\u2019amplificateurs \u00e0 gain fixe, de tr\u00e8s grande pr\u00e9cision, de l\u2019amplificateur LTC6363. Les nouvelles offres sont disponibles aux gains fixes de 0,5, 1 et 2V\/V, ce qui procure de la souplesse pour l\u2019adaptation des entr\u00e9es \u00e0 celles de la gamme des CAN.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/110750\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2018-09-10T22:31:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.eenewseurope.com\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci6556_ltc6363.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2100\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\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\" 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