{"id":212153,"date":"2016-05-04T05:00:00","date_gmt":"2016-05-04T05:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/condensateurs-rf-a-facteur-q-ultra-eleve\/"},"modified":"2016-05-04T05:00:00","modified_gmt":"2016-05-04T05:00:00","slug":"condensateurs-rf-a-facteur-q-ultra-eleve","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/condensateurs-rf-a-facteur-q-ultra-eleve\/","title":{"rendered":"Condensateurs RF \u00e0 facteur Q ultra-\u00e9lev\u00e9"},"content":{"rendered":"<p>Ces condensateurs \u00e0 di\u00e9lectrique COG conviennent \u00e0 certaines applications haute-puissance comme les communications sans-fil, satellite ou hyperfr\u00e9quence, les modules RF et les modules amplificateurs, ou encore l&rsquo;\u00e9lectronique m\u00e9dicale.<br \/>\nEn plus d\u2019un facteur Q particuli\u00e8rement \u00e9lev\u00e9, ils se caract\u00e9risent par une tension nominale de 250 VCC, une tr\u00e8s faible ESR, une large gamme de temp\u00e9rature de fonctionnement de -55 \u00b0C \u00e0 +125 \u00b0C et couvrent des valeurs de capacit\u00e9 de 0.4 pF jusqu&rsquo;\u00e0 100 pF.<\/p>\n<p>\u00ab\u00a0Ces nouveaux condensateurs MLCC carr\u00e9s Ultra HiQ-CBR \u00e9largissent l&rsquo;offre RF et hyperfr\u00e9quence de KEMET, en proposant une ESR extr\u00eamement faible sous 100 pF, et un facteur Q ultra-\u00e9lev\u00e9, pour r\u00e9pondre aux besoins des solutions de forte puissance,\u00a0\u00bb affirme Mark Laps, Responsable Technique Produits C\u00e9ramique Sp\u00e9ciaux. \u00ab\u00a0Le di\u00e9lectrique C0G est associ\u00e9 \u00e0 un syst\u00e8me d&rsquo;\u00e9lectrode en cuivre particuli\u00e8rement stable et robuste, tandis que le format carr\u00e9 permet d&rsquo;obtenir une fr\u00e9quence de r\u00e9sonance plus \u00e9lev\u00e9e qu&rsquo;avec des bo\u00eetiers classiques \u00e0 la norme EIA.\u00a0\u00bb<\/p>\n<p>La gamme existante de produits HiQ-CBR s\u2019\u00e9tend \u00e9galement avec des condensateurs RF et hyperfr\u00e9quence de tension nominale 200 VCC en bo\u00eetiers EIA 0402, ainsi qu&rsquo;avec des valeurs de capacit\u00e9 \u00e9tendues pour l\u2019offre en bo\u00eetiers EIA 0603.<\/p>\n<p><a href=\"http:\/\/www.kemet.com\/rf\" target=\"_blank\" rel=\"noopener\">www.kemet.com\/rf<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019offre radiofr\u00e9quence (RF) et hyperfr\u00e9quence de Kemet s\u2019\u00e9tend avec les condensateurs c\u00e9ramique multicouches MLCC \u00ab\u00a0carr\u00e9s\u00a0\u00bb 0505 Ultra HiQ-CBR. Cette structure \u00ab\u00a0carr\u00e9e\u00a0\u00bb se traduit par une inductance inf\u00e9rieure \u00e0 celle de composants en bo\u00eetiers aux formats EIA standard, ce qui autorise des pertes plus faibles et un fonctionnement \u00e0 des fr\u00e9quences de r\u00e9sonance plus \u00e9lev\u00e9es.<\/p>\n","protected":false},"author":9,"featured_media":212154,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[916],"domains":[47],"ppma_author":[1141],"class_list":["post-212153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-rf-transmission-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Condensateurs RF \u00e0 facteur Q ultra-\u00e9lev\u00e9 ...<\/title>\n<meta name=\"description\" content=\"L\u2019offre radiofr\u00e9quence (RF) et hyperfr\u00e9quence de Kemet s\u2019\u00e9tend avec les condensateurs c\u00e9ramique multicouches MLCC &quot;carr\u00e9s&quot; 0505 Ultra HiQ-CBR. 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