{"id":47810,"date":"2020-08-17T22:31:44","date_gmt":"2020-08-17T22:31:44","guid":{"rendered":"https:\/\/\/les-solutions-usb-c-power-delivery-de-maxim-reduisent-le-temps-de-developpement\/"},"modified":"2020-08-17T22:31:44","modified_gmt":"2020-08-17T22:31:44","slug":"les-solutions-usb-c-power-delivery-de-maxim-reduisent-le-temps-de-developpement","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/les-solutions-usb-c-power-delivery-de-maxim-reduisent-le-temps-de-developpement\/","title":{"rendered":"Les solutions USB-C Power Delivery de Maxim r\u00e9duisent le temps de d\u00e9veloppement"},"content":{"rendered":"<p>\u00c0 l&rsquo;heure o\u00f9 les appareils portables int\u00e8grent de nouvelles technologies comme la connectivit\u00e9 5G et la vid\u00e9o 4K, beaucoup d&rsquo;entre eux passent d&rsquo;une batterie \u00e0 cellule unique \u00e0 une batterie \u00e0 deux cellules en s\u00e9rie (2S). Ce changement impose de fournir plus de puissance par le biais de l&rsquo;USB-C PD et aussi de disposer d&rsquo;une puissance de charge plus \u00e9lev\u00e9e (25 W ou plus). Le contr\u00f4leur USB-C PD MAX77958 permet d\u00e9sormais aux concepteurs de gagner trois mois de d\u00e9veloppement gr\u00e2ce \u00e0 une solution USB-C PD pr\u00eate \u00e0 l&#8217;emploi, tout en r\u00e9duisant de moiti\u00e9 la taille de la solution avec le chargeur buck-boost MAX77962.<\/p>\n<p><strong>MAX77958 :<\/strong>&nbsp;&nbsp;Si les syst\u00e8mes USB-C PD sont capables de r\u00e9pondre aux exigences de l&rsquo;\u00e9lectronique portable grand-public, et de l\u2019\u00e9lectronique industrielle et m\u00e9dicale de nouvelle g\u00e9n\u00e9ration, la conformit\u00e9 aux sp\u00e9cifications USB-C n\u00e9cessite plusieurs composants ainsi qu\u2019un micro-logiciel personnalis\u00e9 dont le d\u00e9veloppement peut prendre plusieurs mois. Le contr\u00f4leur USB-C PD autonome MAX77958 permet d\u2019\u00e9conomiser trois mois sur la conception, le d\u00e9veloppement et le test, gr\u00e2ce \u00e0 une solution conforme USB-C PD 3.0 pr\u00eate \u00e0 l&#8217;emploi, avec prise en charge des modes Fast Role Swap et Dual Role Port (DRP). Le MAX77958 est dot\u00e9 de fonctionnalit\u00e9s qui ne sont g\u00e9n\u00e9ralement pas int\u00e9gr\u00e9es aux contr\u00f4leurs USB-C traditionnels, telles que la d\u00e9tection BC1.2 et le commutateur D+\/D- int\u00e9gr\u00e9 pour la compatibilit\u00e9 avec les anciens ports USB. Pour des conceptions robustes, le CI accepte une tension nominale VBUS&nbsp;de 28 V, et dispose d&rsquo;une protection contre les courts-circuits, d&rsquo;une fonction de d\u00e9tection d&rsquo;humidit\u00e9, et d&rsquo;une protection contre la corrosion.<\/p>\n<p><strong>MAX77962 :<\/strong>&nbsp;&nbsp;Les nouveaux syst\u00e8mes USB-C PD permettent de charger rapidement des batteries Li+ 2S \u00e0 partir d&rsquo;une tension d&rsquo;entr\u00e9e de 5 V \u00e0 20 V. Le MAX77962 int\u00e8gre des FET haute-tension (tension maximale 30 V) permettant de fournir une puissance de charge de 28 W, sous un volume deux fois moindre que celui d\u2019autres solutions 28 W. Ce chargeur \u00ab buck-boost \u00bb fonctionne \u00e0 partir d&rsquo;une tension d&rsquo;entr\u00e9e de 3,5 V \u00e0 23 V, et il est compatible avec l&rsquo;USB-C PD comme avec les anciennes sources USB.<\/p>\n<p>Le chargeur buck-boost MAX77962 et le contr\u00f4leur USB-C PD MAX77958 conviennent aux applications comme les consoles de jeu portables, les appareils de r\u00e9alit\u00e9 augment\u00e9e ou virtuelle (AR\/VR), les appareils photo, les enceintes sans fil, les imprimantes portables et les ordinateurs de poche, ainsi que les \u00e9quipements industriels et les appareils m\u00e9dicaux.<\/p>\n<p><a href=\"https:\/\/maxim.click\/MaximUSB-C_FR%20\/t%20_blank\">maxim.click\/MaximUSB-C_FR<\/a><\/p>\n<p><a href=\"https:\/\/maxim.click\/MaximBatteryChargers_FR%20\/t%20_blank\">maxim.click\/MaximBatteryChargers_FR<\/a><\/p>\n<p><a href=\"https:\/\/maxim.click\/MAX77958-Product_FR%20\/t%20_blank\">maxim.click\/MAX77958-Product_FR<\/a><\/p>\n<p><a href=\"https:\/\/maxim.click\/MAX77962-Product_FR%20\/t%20_blank\">maxim.click\/MAX77962-Product_FR<\/a><\/p>\n<p><a href=\"http:\/\/www.maximintegrated.com\/%20\/t%20_blank\">www.maximintegrated.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le contr\u00f4leur USB-C PD MAX77958 permet d\u00e9sormais aux concepteurs de gagner trois mois de d\u00e9veloppement gr\u00e2ce \u00e0 une solution USB-C PD pr\u00eate \u00e0 l&#8217;emploi, tout en r\u00e9duisant de moiti\u00e9 la taille de la solution avec le chargeur buck-boost MAX77962.<\/p>\n","protected":false},"author":9,"featured_media":47811,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-47810","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Les solutions USB-C Power Delivery de Maxim r\u00e9duisent le temps...<\/title>\n<meta name=\"description\" content=\"Le contr\u00f4leur USB-C PD MAX77958 permet d\u00e9sormais aux concepteurs de gagner trois mois de d\u00e9veloppement gr\u00e2ce \u00e0 une solution USB-C PD pr\u00eate \u00e0 l&#039;emploi,...\" \/>\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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