{"id":179255,"date":"2017-03-15T20:10:00","date_gmt":"2017-03-15T20:10:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/reseaux-de-diodes-tvs-protegeant-les-cordons-de-hb-led-contre-les-des-et-tef\/"},"modified":"2017-03-15T20:10:00","modified_gmt":"2017-03-15T20:10:00","slug":"reseaux-de-diodes-tvs-protegeant-les-cordons-de-hb-led-contre-les-des-et-tef","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/reseaux-de-diodes-tvs-protegeant-les-cordons-de-hb-led-contre-les-des-et-tef\/","title":{"rendered":"R\u00e9seaux de diodes TVS prot\u00e9geant les cordons de HB-LED contre les DES et TEF"},"content":{"rendered":"<p>Ces robustes diodes Zener peuvent absorber en toute s\u00e9curit\u00e9 des pics de DES au-del\u00e0 du niveau pr\u00e9conis\u00e9 par la norme internationale IEC 61000-4-2, et cela, sans d\u00e9gradation de leurs performances. Leur tr\u00e8s basse capacit\u00e9 de charge, de g\u00e9n\u00e9ralement 8.5 pF par E\/S, en fait \u00e9galement des composants bien adapt\u00e9s pour la protection des broches de signaux haute vitesse.<br \/>\nLes applications types pour cette s\u00e9rie comprennent la protection de solutions de r\u00e9tro-\u00e9clairage et d\u2019\u00e9clairage p\u00e9riph\u00e9rique pour t\u00e9l\u00e9visions \u00e0 ultra haute d\u00e9finition, \u00e9crans LCD\/PDP, ordinateurs de bureau ou portables et affichages dans les points de vente.<\/p>\n<p>Gr\u00e2ce \u00e0 une haute tension \u00e0 l\u2019\u00e9tat bloqu\u00e9 allant jusqu\u2019\u00e0 60 V, ces diodes peuvent prot\u00e9ger des cordons jusqu\u2019\u00e0 15 HB-LED utilis\u00e9s dans le r\u00e9tro \u00e9clairage ou \u00e9clairage p\u00e9riph\u00e9rique pour des t\u00e9l\u00e9visions \u00e0 ultra haute d\u00e9finition contre les DES et TEF. Un simple r\u00e9seau \u00e0 quatre canaux peut contr\u00f4ler jusqu\u2019\u00e0 quatre lignes de cordon. Un seul suffit donc pour des petits affichages de contour, alors que des affichages grand format ne n\u00e9cessitent qu\u2019un dispositif par quadrant.<br \/>\nLa protection de contact d\u2019au moins 15 kV contre une DES de 8\/20 \u00b5s de ces diodes TVS les distingue de la plupart des mod\u00e8les similaires du march\u00e9.<\/p>\n<p>\u00ab\u00a0Les diodes TVS de la s\u00e9rie SP1064 offrent aux concepteurs de circuits \u00e9lectroniques la possibilit\u00e9 de prot\u00e9ger \u00e0 moindre co\u00fbt des cordons jusqu\u2019\u00e0 15 LED (HBLED) haute luminosit\u00e9 contre des DES et TEF,\u00a0\u00bb a indiqu\u00e9 Tim Micun, responsable monde pour les produits barrettes de diodes TVS (SPA\u00ae Diodes) chez Littelfuse. \u00ab\u00a0Celles-ci garantissent un budget global de protection moindre tout en continuant d\u2019offrir un haut niveau de protection.\u00a0\u00bb<\/p>\n<p>Encapsul\u00e9s en bo\u00eetiers \u00b5DFN-10 \u00e0 montage en surface et conditionn\u00e9s en bande sur bobine de 3000 unit\u00e9s, ces r\u00e9seaux de diodes TVS constituent une solution de protection \u00e9conomique et de faible empreinte.<\/p>\n<p><a href=\"http:\/\/www.littelfuse.com\/products\/tvs-diode-arrays\/general-purpose-esd-protection\/sp1064.aspx\" target=\"_blank\" rel=\"noopener\">www.littelfuse.com\/s\u00e9rie SP1064<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Utilisant une technologie propri\u00e9taire \u00e0 avalanche au silicium, les r\u00e9seaux de diodes TVS (SPA Diodes) 4 canaux s\u00e9rie SP1064 de Littelfuses sont con\u00e7us pour prot\u00e9ger chaque broche E\/S d\u2019\u00e9quipements \u00e9lectroniques pouvant \u00eatre soumis \u00e0 des d\u00e9charges \u00e9lectrostatiques (DES) ou des transitoires \u00e9lectriques fulgurantes destructrices (TEF).<\/p>\n","protected":false},"author":9,"featured_media":179256,"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-179255","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-analog-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>R\u00e9seaux de diodes TVS prot\u00e9geant les cordons de HB-LED contre...<\/title>\n<meta name=\"description\" content=\"Utilisant une technologie propri\u00e9taire \u00e0 avalanche au silicium, les r\u00e9seaux de diodes TVS (SPA Diodes) 4 canaux s\u00e9rie SP1064 de Littelfuses sont con\u00e7us...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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