{"id":110094,"date":"2018-09-11T22:31:44","date_gmt":"2018-09-11T22:31:44","guid":{"rendered":"https:\/\/\/triac-haute-temperature\/"},"modified":"2018-09-11T22:31:44","modified_gmt":"2018-09-11T22:31:44","slug":"triac-haute-temperature","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/triac-haute-temperature\/","title":{"rendered":"TRIAC haute temp\u00e9rature"},"content":{"rendered":"<p>Disponibles en bo\u00eetiers \u00e0 montage de surface pour des courants nominaux de 4A, 6A et 8A, ces TRIAC sont les premiers du secteur \u00e0 supporter des temp\u00e9ratures maximales aussi \u00e9lev\u00e9es. Gr\u00e2ce \u00e0 leur format compact, \u00e0 leur r\u00e9sistance aux temp\u00e9ratures \u00e9lev\u00e9es et aux diff\u00e9rents courants nominaux propos\u00e9s, ils conviennent parfaitement pour les applications IoT (Internet des Objets) qui n\u00e9cessitent une empreinte r\u00e9duite mais n\u2019impliquent pas de courants continus \u00e9lev\u00e9s, tels que les sonnettes de porte intelligentes, les thermostats, les ventilateurs et \u00e9clairages de plafond, les verrous de porte, etc.<\/p>\n<p>Les composants sensibles garantissent le contr\u00f4le d\u2019un faible courant de g\u00e2chette dans les quadrants I et IV, ce qui permet de les interfacer avec les circuits de commande num\u00e9rique. Les composants standard fonctionnent normalement dans les quadrants I et III et sont d\u00e9clench\u00e9s \u00e0 partir de la ligne CA. Les composants de type alternistor fonctionnent uniquement dans les quadrants I, II et III, sont d\u00e9clench\u00e9s \u00e0 partir de la ligne CA et sont utilis\u00e9s dans les circuits n\u00e9cessitant une capacit\u00e9 dv\/dt \u00e9lev\u00e9e. Gr\u00e2ce \u00e0 leur temp\u00e9rature de jonction maximale de 150 \u00b0C, ces composants aident les concepteurs de circuits \u00e0 surmonter les probl\u00e8mes de gestion thermique dus \u00e0 l&rsquo;absence ou \u00e0 la limitation de dissipation thermique en leur fournissant une marge de conception thermique plus large. Leur bonne r\u00e9sistance aux surtensions simplifie la gestion des courants d&rsquo;appel \u00e0 froid dans les applications de commande de moteur et de chauffage.&nbsp;\u200b\u00ab L&rsquo;association d\u2019une conception robuste \u00e0 fixation par clip et d&rsquo;une temp\u00e9rature de jonction maximale en fonctionnement offre la protection contre les surtensions n\u00e9cessaire pour r\u00e9sister aux surcharges de courte dur\u00e9e \u00bb, explique Koichiro Yoshimoto, responsable du d\u00e9veloppement commercial de la division Semiconductor de Littelfuse. \u00ab En proposant diff\u00e9rents courants nominaux dans des bo\u00eetiers compacts \u00e0 montage de surface, ces composants permettent aux concepteurs de r\u00e9duire la taille des circuits pour les applications basse tension telles que les \u00e9clairages LED, les entra\u00eenements d\u2019\u00e9lectrovanne et les entra\u00eenements de moteurs. \u00bb<\/p>\n<p><a href=\"http:\/\/www.littelfuse.com\/%20\/t%20_blank\">littelfuse.com<\/a><\/p>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/diodes-schottky-reduisant-les-pertes-de-commutation\">Diodes Schottky r\u00e9duisant les pertes de commutation <\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/des-thyristors-de-commutation-haute-temperature\">Des thyristors de commutation haute temp\u00e9rature<\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/remplacer-les-tubes-fluorescents-sans-remiser-les-drivers\">Remplacer les tubes fluorescents sans remiser les drivers<\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>Littelfuse, Inc. annonce ce jour le lancement de six s\u00e9ries de TRIAC haute temp\u00e9rature, standard et alternistors pouvant \u00eatre utilis\u00e9s comme commutateurs \u00e0 semi-conducteur dans les appareils et les \u00e9quipements \u00e0 courant alternatif jusqu&rsquo;\u00e0 220VRMS. <\/p>\n","protected":false},"author":9,"featured_media":110095,"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-110094","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>TRIAC haute temp\u00e9rature ...<\/title>\n<meta name=\"description\" content=\"Littelfuse, Inc. annonce ce jour le lancement de six s\u00e9ries de TRIAC haute temp\u00e9rature, standard et alternistors pouvant \u00eatre utilis\u00e9s comme commutateurs...\" \/>\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\/110094\/\" \/>\n<meta property=\"og:locale\" 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