{"id":30326,"date":"2016-08-25T16:23:20","date_gmt":"2016-08-25T14:23:20","guid":{"rendered":"https:\/\/blog.tecnimodel.com\/alimenter-un-servo-en-7-2v\/"},"modified":"2026-08-14T15:04:51","modified_gmt":"2026-08-14T13:04:51","slug":"alimenter-un-servo-en-7-2v","status":"publish","type":"post","link":"https:\/\/tecnimodel.com\/blog\/alimenter-un-servo-en-7-2v\/","title":{"rendered":"Alimenter un servo en 7.2v"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Souvent les servos de direction on besoin de puissance et les servos \u00ab\u00a0HV\u00a0\u00bb d\u00e9livrent leur puissance maxi en \u00e9tant aliment\u00e9s en 7.2v ou 7.4v.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>( Un servo dit \u00ab\u00a0HV\u00a0\u00bb est un servo qui accepte de fonctionner \u00e0 une tension sup\u00e9rieure aux tensions courantes de 4,8v \u00e0 6v )<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans un mod\u00e8le aliment\u00e9 par une batterie Lipo 3S (ou plus), ou inversement si le r\u00e9cepteur n&rsquo;est aliment\u00e9 qu&rsquo;en 6v, comment alimenter un servo pouvant fonctionner en 7.2v, cas des servos \u00ab\u00a0HV\u00a0\u00bb ? <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Des modules Servonaut apportent la r\u00e9ponse.<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">Le module Servonaut OPTO-HV<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a title=\"Le module Servonaut OPTO-HV\" href=\"https:\/\/www.tecnimodel.com\/connecteurs\/8588-servonaut-opto-hv-pour-la-connexion-des-servos-hv.html\" target=\"_blank\" rel=\"alternate noopener\">Le module Servonaut OPTO-HV<\/a> permet d&rsquo;alimenter un servo (souvent le servo de direction) avec une tension sup\u00e9rieure \u00e0 ce que le r\u00e9cepteur (et les autres \u00e9quipements qui y sont connect\u00e9s) supporte, souvent maxi 6v.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce petit module permet d&rsquo;alimenter le servo de direction, en isolant la partie alimentation du servo de la partie alimentation du r\u00e9cepteur. On peut donc fournir du 7.2v ou du 7.4v \u00e0 un servo \u00ab\u00a0HV\u00a0\u00bb, sans risquer d&rsquo;endommager le r\u00e9cepteur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Connexion du OPTO-HV:<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ac6e74a543ff&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ac6e74a543ff\" class=\"wp-block-image is-style-custom-fixed-height wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/blog.tecnimodel.com\/wp-content\\gallery\/dc72opto-hv\/dc72__opto-hv_20160825_1514593280.jpg\" alt=\"\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce petite module s&rsquo;intercalle entre le servo de direction et le r\u00e9cepteur. On fourni une alimentation \u00e0 la tension requise par le servo, via la prise \u00ab\u00a0bec\u00a0\u00bb (prise rouge) du module.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si le mod\u00e8le comporte une batterie 7.2v ou 7.4v, il suffit d&rsquo;alimenter le OPTO-HV depuis cette batterie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si le mod\u00e8le est aliment\u00e9 par une unique batterie de 12v, type Nimh ou Lipo 3S (ou tension sup\u00e9rieure), il faut alors transformer cette tension en 7.2v pour le servo. Le module Servonaut DC72 entre en jeux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le module DC72<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a title=\"Le module DC72 de Servonaut\" href=\"https:\/\/www.tecnimodel.com\/servonaut\/8262-convertisseur-72v-servonaut-dc72.html\" target=\"_blank\" rel=\"alternate noopener\">Le module DC72 de Servonaut<\/a> convertit la tension d&rsquo;alimentation (comprise entre 9 et 16v) en une tension stabilis\u00e9e de 7.2v, pour un courant maxi de 4A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sur un mod\u00e8le \u00e9quip\u00e9 d&rsquo;une tension de 9 \u00e0 16v, il permet donc d&rsquo;utiliser un module \u00e9lectronique qui ne fonctionne qu&rsquo;en 7.2v.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il peut donc servir \u00e0 alimenter notre servo de direction sur un mod\u00e8le dont la batterie principale est d&rsquo;une tension de 9v \u00e0 16v: Pour cela, on connecte directement le DC72 \u00e0 l&rsquo;entr\u00e9e du module OPTO-HV:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ac6e74a54f9d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ac6e74a54f9d\" class=\"wp-block-image is-style-custom-fixed-height wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/blog.tecnimodel.com\/wp-content\\gallery\/dc72opto-hv\/dc72__opto-hv_20160825_1129793020.jpg\" alt=\"\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<h1>Comment alimenter un servo \u00ab\u00a0HV\u00a0\u00bb en 7.2v ?<\/h1>\n<p>Souvent les servos de direction on besoin de puissance et les servos \u00ab\u00a0HV\u00a0\u00bb d\u00e9livrent leur puissance maxi en \u00e9tant aliment\u00e9s en 7.2v ou 7.4v.<\/p>\n<p><em>( Un servo dit \u00ab\u00a0HV\u00a0\u00bb est un servo qui accepte de fonctionner \u00e0 une tension sup\u00e9rieure aux tensions courantes de 4,8v \u00e0 6v )<\/em><\/p>\n<p>Dans un mod\u00e8le aliment\u00e9 par une batterie Lipo 3S (ou plus), comment alimenter un servo pouvant fonctionner en 7.2v, cas des servos \u00ab\u00a0HV\u00a0\u00bb ?<\/p>\n<p>Des modules Servonaut apportent la r\u00e9ponse.<\/p>\n","protected":false},"author":1,"featured_media":37107,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"0","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[260],"tags":[],"class_list":["post-30326","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-trucs-et-astuces"],"_links":{"self":[{"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/posts\/30326","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/comments?post=30326"}],"version-history":[{"count":7,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/posts\/30326\/revisions"}],"predecessor-version":[{"id":40286,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/posts\/30326\/revisions\/40286"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/media\/37107"}],"wp:attachment":[{"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/media?parent=30326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/categories?post=30326"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tecnimodel.com\/blog\/wp-json\/wp\/v2\/tags?post=30326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}