{"id":182588,"date":"2017-02-14T23:02:00","date_gmt":"2017-02-14T23:02:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/regulateur-flyback-isole-100-v-5-w-haute-temperature\/"},"modified":"2017-02-14T23:02:00","modified_gmt":"2017-02-14T23:02:00","slug":"regulateur-flyback-isole-100-v-5-w-haute-temperature","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/regulateur-flyback-isole-100-v-5-w-haute-temperature\/","title":{"rendered":"R\u00e9gulateur flyback isol\u00e9 100 V, 5 W, haute temp\u00e9rature"},"content":{"rendered":"<p align=\"left\">Con\u00e7u pour une gamme de tension d\u2019entr\u00e9e de 5,5 V \u00e0 100 V, ce r\u00e9gulateur utilise un commutateur de puissance int\u00e9gr\u00e9 DMOS de 0,45 A\/ 150 V et peut fournir une puissance de sortie jusqu\u2019\u00e0 5 W, ce qui le rend appropri\u00e9 \u00e0 une grande vari\u00e9t\u00e9 d\u2019applications des t\u00e9l\u00e9communications, de transmission de donn\u00e9es, de l\u2019automobile, industrielles, m\u00e9dicales et militaires.<br \/>\nLa tension de sortie est fix\u00e9e \u00e0 l\u2019aide d\u2019une seule r\u00e9sistance externe et du rapport du transformateur.&nbsp;Plusieurs transformateurs standard, mentionn\u00e9s dans la fiche de caract\u00e9ristiques, peuvent \u00eatre utilis\u00e9s dans de nombreuses applications.<\/p>\n<p align=\"left\">Ce composant fonctionne en mode&nbsp;de conduction critique (boundary mode) qui consiste en un contr\u00f4le en mode intensit\u00e9, \u00e0 d\u00e9coupage et \u00e0 fr\u00e9quence variable, permettant une r\u00e9gulation de la tension de sortie \u00e0 \u00b11% typique en fonction des variations de la tension de ligne et de la charge. En outre, ce mode boundary autorise l\u2019emploi d\u2019un transformateur plus petit que ceux employ\u00e9s dans les conceptions \u00e0 mode conduction continue \u00e9quivalentes.<br \/>\nLe haut degr\u00e9 d\u2019int\u00e9gration et l\u2019emploi du fonctionnement en Burst Mode \u00e0 faible ondulation conduisent \u00e0 un produit d\u2019utilisation simple, avec peu de composants, et de haut rendement pour les alimentations isol\u00e9es.<\/p>\n<p>Les caract\u00e9ristiques additionnelles comprennent&nbsp;une protection contre les surcharges et les courts-circuits, un courant de repos, \u00e0 vide, de 70 \u00b5A, une compensation de boucle interne et une tension de validation pr\u00e9cise et un arr\u00eat avec hyst\u00e9r\u00e9sis en cas de sous-tension.<br \/>\nPropos\u00e9 dans un petit bo\u00eetier TSOT-23, ce r\u00e9gulateur est garanti pour fonctionner avec une temp\u00e9rature de jonction de -40 \u00b0C \u00e0 +150 \u00b0C.<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LT8303\" target=\"_blank\" rel=\"noopener\">www.linear.com\/product\/LT8303<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e9sormais propos\u00e9 en version de classe H, le r\u00e9gulateur \u00e0 r\u00e9cup\u00e9ration d&rsquo;\u00e9nergie (flyback) monolithique LT8303 de Linear Technology garantit un fonctionnement \u00e0 une temp\u00e9rature de jonction aussi \u00e9lev\u00e9e que 150 \u00b0C. En \u00e9chantillonnant la tension de sortie isol\u00e9e directement \u00e0 partir du signal du primaire, le composant ne n\u00e9cessite pas de photocoupleur ni d\u2019un troisi\u00e8me enroulement pour la r\u00e9gulation. <\/p>\n","protected":false},"author":9,"featured_media":182589,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[909,890],"domains":[47],"ppma_author":[1141],"class_list":["post-182588","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-batteries-power-supplies-fr","tag-powermanagement-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>R\u00e9gulateur flyback isol\u00e9 100 V, 5 W, haute temp\u00e9rature ...<\/title>\n<meta name=\"description\" content=\"D\u00e9sormais propos\u00e9 en version de classe H, le r\u00e9gulateur \u00e0 r\u00e9cup\u00e9ration d&#039;\u00e9nergie (flyback) monolithique LT8303 de Linear Technology garantit un...\" \/>\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\/182588\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9gulateur flyback isol\u00e9 100 V, 5 W, haute temp\u00e9rature\" \/>\n<meta property=\"og:description\" content=\"D\u00e9sormais propos\u00e9 en version de classe H, le r\u00e9gulateur \u00e0 r\u00e9cup\u00e9ration d&#039;\u00e9nergie (flyback) monolithique LT8303 de Linear Technology garantit un fonctionnement \u00e0 une temp\u00e9rature de jonction aussi \u00e9lev\u00e9e que 150 \u00b0C. En \u00e9chantillonnant la tension de sortie isol\u00e9e directement \u00e0 partir du signal du primaire, le composant ne n\u00e9cessite pas de photocoupleur ni d\u2019un troisi\u00e8me enroulement pour la r\u00e9gulation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/182588\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2017-02-14T23:02:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci8359_linear_lt8303h.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1905\" \/>\n\t<meta property=\"og:image:height\" content=\"1361\" \/>\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\" 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