{"id":179115,"date":"2017-03-17T07:02:00","date_gmt":"2017-03-17T07:02:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/regulateur-survolteur-miniature-offrant-une-autonomie-etendue-aux-projets-wearables\/"},"modified":"2017-03-17T07:02:00","modified_gmt":"2017-03-17T07:02:00","slug":"regulateur-survolteur-miniature-offrant-une-autonomie-etendue-aux-projets-wearables","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/regulateur-survolteur-miniature-offrant-une-autonomie-etendue-aux-projets-wearables\/","title":{"rendered":"R\u00e9gulateur survolteur miniature offrant une autonomie \u00e9tendue aux projets wearables"},"content":{"rendered":"<p>Couvrant une tension d\u2019entr\u00e9e de 0,4 V \u00e0 5,5 V, pour 1,8 V \u00e0 5 V en sortie et 500 mA de limitation du courant d\u2019entr\u00e9e, ce r\u00e9gulateur survolteur r\u00e9duit \u00e9galement l\u2019encombrement jusqu&rsquo;\u00e0 50% compar\u00e9 aux produits actuels similaires et offre un rendement maximum de 95% qui minimise la dissipation thermique. La tension d&rsquo;entr\u00e9e de 0,4V, avec une tension de d\u00e9marrage de seulement 0,88V, est compatible avec les batteries basse-tension et les super-condensateurs. Ces qualit\u00e9s sont particuli\u00e8rement bien adapt\u00e9es pour les dispositifs wearables.<\/p>\n<p>En effet, les concepteurs de wearables, moniteurs de sant\u00e9, dispositifs IoT (Internet of Things), mobiles et autres appareils connect\u00e9s, luttent pour \u00e9tendre l&rsquo;autonomie des produits de nouvelle g\u00e9n\u00e9ration, notamment pour pouvoir proposer plus de fonctionnalit\u00e9s et plus de performances, le tout sous des formats de plus en plus compacts. Les solutions d&rsquo;alimentation destin\u00e9es \u00e0 ce march\u00e9 en plein essor n\u00e9cessitent une ma\u00eetrise des techniques de conception pour offrir un courant de repos tr\u00e8s faible et un niveau d\u2019int\u00e9gration \u00e9lev\u00e9.<\/p>\n<p>Non seulement ce r\u00e9gulateur propose le courant de repos le plus faible qui soit \u00e0 ce jour, mais il minimise aussi la dissipation thermique. En mode True Shutdown, son ultra faible courant de 0,5 nA met virtuellement fin \u00e0 la d\u00e9charge de la batterie et assure une autonomie record en rendant inutile tout bouton de mise hors-tension externe.<\/p>\n<hr \/>\n<p>Autorisant une miniaturisation radicale par rapport \u00e0 d\u2019autres produits similaires, ce circuit est compens\u00e9 en interne et n\u2019a besoin que d\u2019une simple r\u00e9sistance de configuration et d\u2019un petit filtre de sortie pour constituer une solution d\u2019alimentation compl\u00e8te. Pour une utilisation plus facile, il est propos\u00e9 &nbsp;dans un minuscule bo\u00eetier WLP 6 billes, de seulement 0,88 x 1,4 mm, ou en bo\u00eetier \u00b5DFN 6 broches, de 2 x 2 mm. En outre, il fonctionne entre -40 \u00b0C et +85 \u00b0C.<\/p>\n<p>\u00ab\u00a0Le tr\u00e8s faible courant de repos, associ\u00e9 au mode True Shutdown et au rendement \u00e9lev\u00e9, permet \u00e0 nos clients de proposer des produits connect\u00e9s intelligents, tout en r\u00e9pondant aux exigences de dur\u00e9e d\u2019utilisation record entre deux recharges,\u00a0\u00bb commente Meng He, Directeur Ex\u00e9cutif de division, chez Maxim Integrated.<\/p>\n<p><a href=\"https:\/\/www.maximintegrated.com\/products\/MAX17222\" target=\"_blank\" rel=\"noopener\">www.maximintegrated.com\/MAX17222<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avec le rendement le plus \u00e9lev\u00e9 et un courant de repos (IQ) de seulement 300 nA, actuellement le plus faible du march\u00e9, le r\u00e9gulateur survolteur nanoPower MAX17222 de Maxim Integrated Products assure la plus longue autonomie sur batterie et l\u2019encombrement le plus r\u00e9duit \u00e0 tous les projets wearables et IoT grand-public. <\/p>\n","protected":false},"author":9,"featured_media":179116,"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-179115","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>R\u00e9gulateur survolteur miniature offrant une autonomie \u00e9tendue...<\/title>\n<meta name=\"description\" content=\"Avec le rendement le plus \u00e9lev\u00e9 et un courant de repos (IQ) de seulement 300 nA, actuellement le plus faible du march\u00e9, le r\u00e9gulateur survolteur...\" \/>\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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