{"id":177727,"date":"2017-03-31T06:52:47","date_gmt":"2017-03-31T06:52:47","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/controleur-de-moteur-pas-a-pas-reduisant-le-bruit-et-les-vibrations\/"},"modified":"2017-03-31T06:52:47","modified_gmt":"2017-03-31T06:52:47","slug":"controleur-de-moteur-pas-a-pas-reduisant-le-bruit-et-les-vibrations","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/controleur-de-moteur-pas-a-pas-reduisant-le-bruit-et-les-vibrations\/","title":{"rendered":"Contr\u00f4leur de moteur pas-\u00e0-pas r\u00e9duisant le bruit et les vibrations"},"content":{"rendered":"<p>Un fonctionnement efficace avec un contr\u00f4le pr\u00e9cis du courant est essentiel pour r\u00e9duire le bruit et les vibrations dans les applications \u00e0 moteur pas-\u00e0-pas. Le mode d\u2019att\u00e9nuation mixte MDM, une fonction de r\u00e9glage de courant int\u00e9gr\u00e9e \u00e0 ce driver, permet le contr\u00f4le et la modification de celui-ci en s\u00e9lectionnant le param\u00e8tre MDM le mieux adapt\u00e9 au moteur pas-\u00e0-pas cible.<br \/>\nGr\u00e2ce \u00e0 l&rsquo;utilisation du proc\u00e9d\u00e9 analogique haute-tension propri\u00e9taire, ce contr\u00f4leur offre une tension nominale maximum de 50 V et autorise l\u2019utilisation de MOSFET \u00e0 faible r\u00e9sistance \u00e0 l\u2019\u00e9tat passant (R<sub>ON<\/sub>), permettant \u00e0 la sortie moteur de fonctionner avec une R<sub>ON<\/sub> typique de 0.49&nbsp;ohm. Le courant nominal maximum est de 4 A.<\/p>\n<p>Ce driver g\u00e8re les r\u00e9solutions correspondant au pas complet, au demi-pas, au 1\/4, 1\/8, 1\/16 et 1\/32 de pas. Il dispose d\u2019une fonction int\u00e9gr\u00e9e \u00e0 signal de sortie en cas de d\u00e9tection d\u2019erreur, ainsi que des fonctions de coupure thermique, de coupure en cas de surintensit\u00e9, et de verrouillage en cas de tension insuffisante. La mise sous tension selon une certaine s\u00e9quence est une fonctionnalit\u00e9 standard.<\/p>\n<p>Le circuit se pr\u00e9sente dans un petit bo\u00eetier QFN qui permettra aux concepteurs de r\u00e9duire les probl\u00e8mes d\u2019\u00e9chauffement, tout en simplifiant le dessin du circuit imprim\u00e9 pour favoriser la dissipation thermique.&nbsp;<\/p>\n<p><a href=\"http:\/\/tracking.vuelio.co.uk\/tracking\/click?msgid=T3GmIqqvhKWbR7dUo70yOg2&amp;target=http%3a%2f%2ftoshiba.semicon-storage.com%2feu%2ftop.html&amp;v=fQ8jD5xjgtt6t9PRvuv0jQ2\" target=\"_blank\" rel=\"noopener\">www.toshiba.semicon-storage.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dot\u00e9 d\u2019une architecture r\u00e9duisant le bruit et les vibrations lors du fonctionnement du moteur, le driver TB67S209FTG de Toshiba Electronics permet un contr\u00f4le rapide et hautes-performances des moteurs pas-\u00e0-pas utilis\u00e9s dans les applications bureautiques, les terminaux bancaires ou les appareils m\u00e9nagers.<\/p>\n","protected":false},"author":9,"featured_media":177728,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[906],"domains":[47],"ppma_author":[1141],"class_list":["post-177727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-mpus-mcus-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Contr\u00f4leur de moteur pas-\u00e0-pas r\u00e9duisant le bruit et les vib...<\/title>\n<meta name=\"description\" content=\"Dot\u00e9 d\u2019une architecture r\u00e9duisant le bruit et les vibrations lors du fonctionnement du moteur, le driver TB67S209FTG de Toshiba Electronics permet un...\" \/>\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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