{"id":181416,"date":"2017-02-22T21:00:00","date_gmt":"2017-02-22T21:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/isolateurs-numeriques-a-securite-intrinseque-certifiee\/"},"modified":"2017-02-22T21:00:00","modified_gmt":"2017-02-22T21:00:00","slug":"isolateurs-numeriques-a-securite-intrinseque-certifiee","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/isolateurs-numeriques-a-securite-intrinseque-certifiee\/","title":{"rendered":"Isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que certifi\u00e9e"},"content":{"rendered":"<p>Par rapport aux optocoupleurs traditionnels, ces isolateurs num\u00e9riques certifi\u00e9s IS simplifient les circuits en r\u00e9duisant l\u2019espace occup\u00e9 sur le PCB, ainsi que le co\u00fbt en composants et la complexit\u00e9 du design. En effet, les multiples diodes et r\u00e9sistances utilis\u00e9es habituellement ne sont plus n\u00e9cessaires. Ces circuits se caract\u00e9risent \u00e9galement par des d\u00e9bits plus \u00e9lev\u00e9s pour la transmission de donn\u00e9es avec, \u00e0 la cl\u00e9, un fonctionnement plus efficace et un co\u00fbt de mise en \u0153uvre inf\u00e9rieur aux autres m\u00e9thodes de protection. De plus, ils pr\u00e9sentent une consommation extr\u00eamement faible, ce qui limite la quantit\u00e9 d\u2019\u00e9nergie n\u00e9cessaire pour assurer une isolation optimale pour applications en zones dangereuses.<\/p>\n<p>Bas\u00e9s sur la technologie propri\u00e9taire \u00e9prouv\u00e9e iCoupler, ces isolateurs num\u00e9riques 4&nbsp;voies permettent aux concepteurs d\u2019int\u00e9grer une fonction d\u2019isolation dans leurs projets sans les contraintes de co\u00fbts, de dimensions, de consommation d\u2019\u00e9nergie, de performances et de fiabilit\u00e9 inh\u00e9rentes aux optocoupleurs. Ces produits \u00e0 isolation magn\u00e9tique assurent un haut niveau de s\u00e9curit\u00e9, de fiabilit\u00e9 et de simplicit\u00e9 d\u2019utilisation en combinant une technologie \u00e0 haut d\u00e9bit, des composants en technologie CMOS et des transformateurs \u00e0 noyaux d\u2019air monolithiques.<\/p>\n<p>Fonctionnant sous des tensions d\u2019alimentation de seulement 2,25&nbsp;V, ces isolateurs conviennent particuli\u00e8rement bien aux applications telles que les instruments de terrain industriels. Ils ont \u00e9t\u00e9 certifi\u00e9s \u00ab\u00a0\u00e0 s\u00e9curit\u00e9 intrins\u00e8que\u00a0\u00bb par les prestataires mondiaux de services de test et certification CSA-Sira et IECEx.<br \/>\nCes composants sont propos\u00e9s en bo\u00eetiers compacts QSOP 16&nbsp;contacts pour une isolation de 2,5&nbsp;kV et SSOP 20&nbsp;contacts pour 3,75&nbsp;kV.<\/p>\n<p><a href=\"http:\/\/www.analog.com\/ADuM1440\" target=\"_blank\" rel=\"noopener\">www.analog.com\/ADuM1440<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pour faciliter la conception en environnements dangereux, Analog Devices vient d\u2019introduire les premiers isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que (IS) du commerce certifi\u00e9s selon les normes CEI 60079-11:2011. Propos\u00e9e sous la r\u00e9f\u00e9rence ADuM144x, cette famille d\u2019isolateurs num\u00e9riques \u00e0 4 voies utilise la technologie propri\u00e9taire iCoupler.<\/p>\n","protected":false},"author":9,"featured_media":181417,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[896],"domains":[47],"ppma_author":[1141],"class_list":["post-181416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-digitalsignalprocessing-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que certifi\u00e9e ...<\/title>\n<meta name=\"description\" content=\"Pour faciliter la conception en environnements dangereux, Analog Devices vient d\u2019introduire les premiers isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que...\" \/>\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\/181416\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que certifi\u00e9e\" \/>\n<meta property=\"og:description\" content=\"Pour faciliter la conception en environnements dangereux, Analog Devices vient d\u2019introduire les premiers isolateurs num\u00e9riques \u00e0 s\u00e9curit\u00e9 intrins\u00e8que (IS) du commerce certifi\u00e9s selon les normes CEI 60079-11:2011. 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