{"id":211243,"date":"2016-05-17T06:00:00","date_gmt":"2016-05-17T06:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/convertisseurs-dc-dc-hybrides-pour-milieux-extremes\/"},"modified":"2016-05-17T06:00:00","modified_gmt":"2016-05-17T06:00:00","slug":"convertisseurs-dc-dc-hybrides-pour-milieux-extremes","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/convertisseurs-dc-dc-hybrides-pour-milieux-extremes\/","title":{"rendered":"Convertisseurs DC-DC hybrides pour milieux extr\u00eames"},"content":{"rendered":"<p>Cette ligne de produits convient particuli\u00e8rement pour les \u00e9quipements de fond de l\u2019industrie p\u00e9troli\u00e8re tels que les outils de diagraphie par c\u00e2ble, de mesure en cours de forage (MWD) et de diagraphie en cours de forage (LWD), ainsi que pour les composants \u00e9lectroniques des moteurs a\u00e9ronautiques et d\u2019autres applications industrielles n\u00e9cessitant un fonctionnement fiable \u00e0 hautes temp\u00e9ratures.<\/p>\n<p>Offrant une tension d\u2019entr\u00e9e comprise entre 6 V et 20 V, le convertisseur 1,5&nbsp;W isol\u00e9 poss\u00e8de une plage de fonctionnement allant de -55&nbsp;\u00b0C \u00e0 +155&nbsp;\u00b0C, tandis que les deux versions 1.5 W non isol\u00e9es, en entr\u00e9es 6 V \u00e0 20 V et 14 V \u00e0 40 V, fonctionnent de -55&nbsp;\u00b0C \u00e0 +185&nbsp;\u00b0C.<br \/>\nDot\u00e9 de deux sorties doubles de +\/-5 V et +\/-12 V, chaque mod\u00e8le est fabriqu\u00e9 selon la technologie des microcircuits hybrides \u00e0 couche \u00e9paisse, \u00e0 base d\u2019une puce nue de semi-conducteur int\u00e9gr\u00e9 et de composants passifs, ainsi que de conducteurs \u00e0 couche \u00e9paisse sur un substrat en c\u00e9ramique. Dans cette gamme, la fixation du composant et la connexion de la puce sont optimis\u00e9es pour une utilisation \u00e0 haute temp\u00e9rature, tandis que le bo\u00eetier m\u00e9tallique herm\u00e9tique prot\u00e8ge les composants internes pour une meilleure fiabilit\u00e9 dans le temps.<\/p>\n<p>&nbsp;\u00ab\u00a0Nous avons con\u00e7u ces produits sp\u00e9cialement pour une fiabilit\u00e9 maximale dans les environnements extr\u00eames et \u00e0 haute temp\u00e9rature,\u00a0\u00bb explique Steve Butler, directeur du D\u00e9veloppement des produits avanc\u00e9s chez VPT. \u00ab\u00a0Ils ont subi une batterie de tests compl\u00e8te sur la totalit\u00e9 de la plage de temp\u00e9ratures&nbsp;comprenant la dur\u00e9e de vie en fonctionnement, des cycles de temp\u00e9rature et la r\u00e9sistance aux chocs et aux vibrations.\u00a0\u00bb<\/p>\n<hr \/>\n<p>\u00ab\u00a0L&rsquo;\u00e9lectronique des \u00e9quipements de fond ainsi que des applications situ\u00e9es \u00e0 proximit\u00e9 d&rsquo;un moteur doivent fonctionner dans des environnements extr\u00eames en permanence,\u00a0\u00bb ajoute Monty Pyle, vice-pr\u00e9sident du Ventes et marketing. \u00ab\u00a0Gr\u00e2ce \u00e0 son expertise en conception d\u2019alimentations destin\u00e9es aux applications a\u00e9rospatiales et militaires, qui sont des gammes de produits hautement fiables, c\u2019est tout naturellement que VPT se tourne vers le d\u00e9veloppement de produits pour ces nouvelles applications \u00e0 haute temp\u00e9rature.\u00a0\u00bb<\/p>\n<p>Ormis les trois mod\u00e8les standard \u00e9nonc\u00e9s ci-dessus, des versions sur mesure peuvent \u00eatre \u00e9galement r\u00e9alis\u00e9es.<\/p>\n<p><a href=\"http:\/\/www.vptpower.com\/\" target=\"_blank\" rel=\"noopener\">www.vptpower.com<\/a><\/p>\n<p><a href=\"http:\/\/www.heico.com\" target=\"_blank\" rel=\"noopener\">www.heico.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lors de la conf\u00e9rence internationale iMAPS sur les produits \u00e9lectroniques haute temp\u00e9rature (HiTEC 2016), VPT, une soci\u00e9t\u00e9 du groupe HEICO, a annonc\u00e9 l\u2019introduction de sa gamme HTD de convertisseurs DC-DC sp\u00e9cialement con\u00e7ue pour les environnements difficiles et les temp\u00e9ratures extr\u00eames.<\/p>\n","protected":false},"author":9,"featured_media":211244,"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-211243","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>Convertisseurs DC-DC hybrides pour milieux extr\u00eames ...<\/title>\n<meta name=\"description\" content=\"Lors de la conf\u00e9rence internationale iMAPS sur les produits 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