{"id":224769,"date":"2012-07-16T22:00:00","date_gmt":"2012-07-16T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/double-regulateur-ldo-%c2%b1150ma-entrees-positives-et-negatives-%c2%b120v\/"},"modified":"2012-07-16T22:00:00","modified_gmt":"2012-07-16T22:00:00","slug":"double-regulateur-ldo-%c2%b1150ma-entrees-positives-et-negatives-%c2%b120v","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/double-regulateur-ldo-%c2%b1150ma-entrees-positives-et-negatives-%c2%b120v\/","title":{"rendered":"Double r\u00e9gulateur LDO, \u00b1150mA, entr\u00e9es positives et n\u00e9gatives \u00b120V"},"content":{"rendered":"<p>Le LT3032 pr&eacute;sente une large gamme de tensions d&rsquo;entr&eacute;e, de &plusmn;2,3V &agrave; &plusmn;20V, g&eacute;n&eacute;rant des tensions de sortie r&eacute;glables de &plusmn;1,22V &agrave; &plusmn;20V. Un seul condensateur permet un fonctionnement &agrave; tr&egrave;s faible niveau de bruit, de seulement 20&micro;Veff., sur une large bande passante de 10Hz &agrave; 100kHz, pour le rail positif, et de seulement 30&micro;Veff. pour le rail n&eacute;gatif. La tension de sortie du LT3032 est de grande pr&eacute;cision, de &plusmn;3%, compte tenu de la ligne, de la charge et de la temp&eacute;rature. Le composant pr&eacute;sentant de larges gammes de tensions d&rsquo;entr&eacute;e et de sortie, une r&eacute;ponse rapide aux transitoires et une faible consommation au repos, de 30&micro;A par canal ( en fonctionnement ) et inf&eacute;rieure &agrave; 3&micro;A &agrave; l&rsquo;arr&ecirc;t (total), toutes ces caract&eacute;ristiques font de lui un choix excellent pour les syst&egrave;mes&nbsp;portables aliment&eacute;s sur batterie n&eacute;cessitant une autonomie optimum, pour les alimentations bipolaires des amplificateurs op&eacute;rationnels et de l&rsquo;instrumentation et les applications &agrave; faible niveau de bruit d&rsquo;alimentation.   Le LT3032 fonctionne avec de tr&egrave;s petits condensateurs en sortie, &agrave; di&eacute;lectrique c&eacute;ramique, de faible co&ucirc;t, pour optimiser la stabilit&eacute; et la r&eacute;ponse aux transitoires. Il est stable avec des condensateurs de sortie de seulement 2,2&micro;F. Ces petits condensateurs externes peuvent &ecirc;tre utilis&eacute;s sans avoir &agrave; ajouter une r&eacute;sistance &eacute;quivalente s&eacute;rie (ESR)&nbsp;comme il est commun de le faire dans de nombreux autres r&eacute;gulateurs. Les circuits de protection internes du LT3032 incluent la protection contre une tension inverse en sortie, une limitation&nbsp;de l&rsquo;intensit&eacute; et une limitation thermique.<\/p>\n<p>Le LT3032 de classe MP est disponible, pour un fonctionnement avec une temp&eacute;rature de jonction de &ndash;55&deg;C &agrave; +125&deg;C, dans les deux versions de tensions r&eacute;glables et fixes (&plusmn;5V, &plusmn;12V et &plusmn;15V), en un bo&icirc;tier DFN de 14 broches, 4mm x 3mm, pr&eacute;sentant une empreinte compacte. \n<\/p>\n<p><a href=\"http:\/\/www.linear.com\/product\/LT3032\" target=\"_blank\" title=\"www.linear.com\/product\/LT3032\" rel=\"noopener\">www.linear.com\/product\/LT3032<\/a>. <\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linear Technology annonce une nouvelle version de classe MP, de grande fiabilit\u00e9, \u00e0 gamme de temp\u00e9ratures plus \u00e9tendue, du LT3032, un double r\u00e9gulateur lin\u00e9aire, \u00e0 faible chute de tension, \u00e0 entr\u00e9es positives et n\u00e9gatives, et faible niveau de bruit. Le composant g\u00e9n\u00e8re un courant continu de sortie jusqu&rsquo;\u00e0 \u00b1150mA, sur chaque canal, avec une chute de tension de 300mV \u00e0 pleine charge.<\/p>\n","protected":false},"author":22,"featured_media":224770,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-224769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Double r\u00e9gulateur LDO, \u00b1150mA, entr\u00e9es positives et n\u00e9gativ...<\/title>\n<meta name=\"description\" content=\"Linear Technology annonce une nouvelle version de classe MP, de grande fiabilit\u00e9, \u00e0 gamme de temp\u00e9ratures plus \u00e9tendue, du LT3032, un double r\u00e9gulateur...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/224769\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Double r\u00e9gulateur LDO, \u00b1150mA, entr\u00e9es positives et n\u00e9gatives \u00b120V\" \/>\n<meta property=\"og:description\" content=\"Linear Technology annonce une nouvelle version de classe MP, de grande fiabilit\u00e9, \u00e0 gamme de temp\u00e9ratures plus \u00e9tendue, du LT3032, un double r\u00e9gulateur lin\u00e9aire, \u00e0 faible chute de tension, \u00e0 entr\u00e9es positives et n\u00e9gatives, et faible niveau de bruit. 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