{"id":397404,"date":"2022-10-04T19:15:37","date_gmt":"2022-10-04T17:15:37","guid":{"rendered":"https:\/\/www.eenewseurope.com\/?p=397404"},"modified":"2022-10-04T19:15:37","modified_gmt":"2022-10-04T17:15:37","slug":"un-minuscule-circuit-pilote-de-moteur-pas-a-pas","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/un-minuscule-circuit-pilote-de-moteur-pas-a-pas\/","title":{"rendered":"Un minuscule circuit pilote de moteur pas \u00e0 pas"},"content":{"rendered":"<p>Toshiba lance un pilote\u00a0 de moteur pas-\u00e0-pas ultra-miniature tr\u00e8s int\u00e9gr\u00e9 et log\u00e9 dans un\u00a0 bo\u00eetier QFN24 de 4 x 4 mm. Le TB67S549FTG r\u00e9duit de 36% l&#8217;emprise sur le circuit imprim\u00e9 par rapport \u00e0 son pr\u00e9d\u00e9cesseur.\u00a0<br \/>\nEn outre, le circuit de surveillance interne pour la commande \u00e0 courant constant ne n\u00e9cessite pas de r\u00e9sistance externe de d\u00e9tection de courant, et le condensateur de pompe de charge est lui aussi int\u00e9gr\u00e9, ce qui r\u00e9duit encore l&rsquo;espace occup\u00e9 sur le circuit, ainsi que le nombre de composants.\u00a0<\/p>\n<p>Le nouveau TB67S549FTG \u00e0 plage de tension de sortie de 4,5 V \u00e0 33 V, fournit jusqu&rsquo;\u00e0 1,2 A de courant op\u00e9rationnel.\u00a0Malgr\u00e9 la petite taille du bo\u00eetier, la r\u00e9sistance \u00e0 l&rsquo;\u00e9tat passant du bloc de sortie du driver n&rsquo;est que de 1,2 \u03a9 (typique), ce qui minimise l\u2019\u00e9chauffement et permet un meilleur rendement.<\/p>\n<p>De plus, le TB67S549FTG dispose d&rsquo;un mode veille \u00e9co-\u00e9nergie, qui r\u00e9duit la consommation \u00e0 moins de 1 \u03bcA, id\u00e9al pour les applications\u00a0 aliment\u00e9es en 12 ou 24 V. Le TB67S549FTG int\u00e8gre \u00e9galement un jeu complet de fonctions de protection, dont une d\u00e9tection de surintensit\u00e9, une coupure thermique et un verrouillage en cas de tension d\u2019entr\u00e9e insuffisante.<\/p>\n<p>Il convient \u00e0 une large gamme d&rsquo;applications de commande de moteur pas-\u00e0-pas \u00e0 courant constant, comme celles que l&rsquo;on trouve dans les \u00e9quipements bureautiques, commerciaux et industriels. Il est \u00e9galement adapt\u00e9 aux cam\u00e9ras de surveillance et aux projecteurs.<\/p>\n<p><a href=\"https:\/\/www.mikroe.com\/blog\/stepper-12-click\">Toshiba TB67S549FTG<\/a><\/p>\n<p><a href=\"https:\/\/toshiba.semicon-storage.com\/eu\/top.html\">Toshiba Electronics Europe<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Toshiba lance un pilote\u00a0 de moteur pas-\u00e0-pas ultra-miniature tr\u00e8s int\u00e9gr\u00e9 et log\u00e9 dans un\u00a0 bo\u00eetier QFN24 de 4 x 4 mm. Le TB67S549FTG r\u00e9duit de 36% l&#8217;emprise sur le circuit imprim\u00e9 par rapport \u00e0 son pr\u00e9d\u00e9cesseur.\u00a0 En outre, le circuit de surveillance interne pour la commande \u00e0 courant constant ne n\u00e9cessite pas de r\u00e9sistance externe [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":397418,"comment_status":"closed","ping_status":"closed","sticky":true,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[1799,1798],"domains":[47],"ppma_author":[1143],"class_list":["post-397404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-moteur-pa-a-pas","tag-pilote-moteur","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Un minuscule circuit pilote de moteur pas \u00e0 pas ...<\/title>\n<meta name=\"description\" content=\"Toshiba lance un pilote\u00a0 de moteur pas-\u00e0-pas ultra-miniature tr\u00e8s int\u00e9gr\u00e9 et log\u00e9 dans un\u00a0 bo\u00eetier QFN24 de 4 x 4 mm. Le TB67S549FTG r\u00e9duit de 36%...\" \/>\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\/397404\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un minuscule circuit pilote de moteur pas \u00e0 pas\" \/>\n<meta property=\"og:description\" content=\"Toshiba lance un pilote\u00a0 de moteur pas-\u00e0-pas ultra-miniature tr\u00e8s int\u00e9gr\u00e9 et log\u00e9 dans un\u00a0 bo\u00eetier QFN24 de 4 x 4 mm. Le TB67S549FTG r\u00e9duit de 36% l&#8217;emprise sur le circuit imprim\u00e9 par rapport \u00e0 son pr\u00e9d\u00e9cesseur.\u00a0 En outre, le circuit de surveillance interne pour la commande \u00e0 courant constant ne n\u00e9cessite pas de r\u00e9sistance externe [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/397404\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-04T17:15:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/10\/Toshiba-pilote-pas-a-pas.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Daniel Cardon\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" 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