{"id":180798,"date":"2017-03-03T00:00:00","date_gmt":"2017-03-03T00:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/sonde-a-voltmetre-dc-integre-pour-les-mesures-dintegrite-de-puissance\/"},"modified":"2017-03-03T00:00:00","modified_gmt":"2017-03-03T00:00:00","slug":"sonde-a-voltmetre-dc-integre-pour-les-mesures-dintegrite-de-puissance","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/sonde-a-voltmetre-dc-integre-pour-les-mesures-dintegrite-de-puissance\/","title":{"rendered":"Sonde \u00e0 voltm\u00e8tre DC int\u00e9gr\u00e9 pour les mesures d\u00b4int\u00e9grit\u00e9 de puissance"},"content":{"rendered":"<p>La qualit\u00e9 de l\u00b4alimentation est un facteur cl\u00e9 au niveau de la fonctionnalit\u00e9 et de la performance des circuits \u00e9lectroniques sensibles. Les signaux perturbateurs pr\u00e9sents sur le r\u00e9seau d\u00b4alimentation DC peuvent conduire \u00e0 des probl\u00e8mes de compatibilit\u00e9 \u00e9lectromagn\u00e9tique (CEM) ou alt\u00e9rer le fonctionnement d\u00b4un circuit. Cela est particuli\u00e8rement critique pour les composants de l\u00b4internet des objets (IoT) dot\u00e9s d\u00b4interfaces num\u00e9riques rapides, ainsi que pour les puces m\u00e9moire et les circuits analogiques tr\u00e8s sensibles.<\/p>\n<p>Pour \u00e9valuer la qualit\u00e9 d\u00b4alimentation pour de tels composants, cette sonde assure les mesures d\u00b4int\u00e9grit\u00e9 des signaux de puissance en association avec les oscilloscopes propri\u00e9taires RTE et RTO2000. La large bande passante de 2 GHz autorise m\u00eame la capture des signaux de perturbation \u00e0 transmission tr\u00e8s large bande.<\/p>\n<p>Avec son bruit intrins\u00e8que exceptionnellement bas et un facteur d\u00b4att\u00e9nuation de 1:1, elle permet des mesures tr\u00e8s sensibles. Les utilisateurs peuvent m\u00eame mesurer et analyser en d\u00e9tails les petites tensions perturbatrices en utilisant les nombreuses fonctionnalit\u00e9s propos\u00e9es par les oscilloscopes, telle que leur puissante analyse spectrale. Avec une gamme dynamique de \u00b1850 mV et une gamme d\u00b4offset en tension DC de l\u00b4ordre de \u00b160 V, le panel d\u00b4applications est tr\u00e8s large.<\/p>\n<p>Gr\u00e2ce au voltm\u00e8tre DC haute pr\u00e9cision int\u00e9gr\u00e9, les utilisateurs peuvent mesurer simultan\u00e9ment la composante DC d\u00b4une alimentation, sans tenir compte de la tension d\u00b4offset. Cette mesure et la tension du signal sont transmises \u00e0 l\u00b4oscilloscope et y sont affich\u00e9es. Le niveau DC et l\u00b4ondulation sont donc mesur\u00e9s parall\u00e8lement, validant ainsi les alimentations pour des composants \u00e9lectroniques tr\u00e8s sensibles tels que les CPU et FPGA. Les utilisateurs voient d\u2019un coup d\u00b4\u0153il si les tensions d\u00b4ondulation appartiennent aux tol\u00e9rances des alimentations qui sont souvent tr\u00e8s \u00e9troites.<\/p>\n<p><a href=\"http:\/\/www.rohde-schwarz.com\/ad\/press\/powerelectronics\" target=\"_blank\" rel=\"noopener\">www.rohde-schwarz.com\/ad\/press\/powerelectronics<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Destin\u00e9e aux alimentations Power Rail \u00e0 tr\u00e8s faible bruit, la sonde RT-ZPR20 de Rohde &amp; Schwarz  dispose d\u00b4une bande passante de 2 GHz, d\u00b4un voltm\u00e8tre DC haute pr\u00e9cision int\u00e9gr\u00e9 et d\u2019une att\u00e9nuation de 1:1 garantissant une tr\u00e8s bonne sensibilit\u00e9. La large gamme d\u00b4offset de \u00b160 V permet l\u00b4analyse des plus petits signaux de perturbation lors des mesures d\u00b4int\u00e9grit\u00e9 des signaux de puissance, m\u00eame sur des alimentations DC \u00e0 niveaux de tension \u00e9lev\u00e9s. <\/p>\n","protected":false},"author":9,"featured_media":180799,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[911],"domains":[47],"ppma_author":[1141],"class_list":["post-180798","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-testandmeasurement-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title><\/title>\n<meta name=\"description\" content=\"Destin\u00e9e aux alimentations Power Rail \u00e0 tr\u00e8s faible bruit, la sonde RT-ZPR20 de Rohde &amp; Schwarz  dispose d\u00b4une bande passante de 2 GHz, d\u00b4un...\" \/>\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\/180798\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sonde \u00e0 voltm\u00e8tre DC int\u00e9gr\u00e9 pour les mesures d\u00b4int\u00e9grit\u00e9 de puissance\" \/>\n<meta property=\"og:description\" content=\"Destin\u00e9e aux alimentations Power Rail \u00e0 tr\u00e8s faible bruit, la sonde RT-ZPR20 de Rohde &amp; Schwarz dispose d\u00b4une bande passante de 2 GHz, d\u00b4un voltm\u00e8tre DC haute pr\u00e9cision int\u00e9gr\u00e9 et d\u2019une att\u00e9nuation de 1:1 garantissant une tr\u00e8s bonne sensibilit\u00e9. La large gamme d\u00b4offset de \u00b160 V permet l\u00b4analyse des plus petits signaux de perturbation lors des mesures d\u00b4int\u00e9grit\u00e9 des signaux de puissance, m\u00eame sur des alimentations DC \u00e0 niveaux de tension \u00e9lev\u00e9s.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/180798\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2017-03-03T00:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci8396_rohdes_schwartz_rt-zpr20_48587_13_r.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1612\" \/>\n\t<meta property=\"og:image:height\" content=\"998\" \/>\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\" 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