{"id":32786,"date":"2018-07-12T10:44:02","date_gmt":"2018-07-12T08:44:02","guid":{"rendered":"http:\/\/www.makerslide-machines.xyz\/?p=32786"},"modified":"2018-07-12T13:40:10","modified_gmt":"2018-07-12T11:40:10","slug":"regulateurs-de-tension","status":"publish","type":"post","link":"http:\/\/www.makerslide-machines.xyz\/old\/2018\/07\/12\/regulateurs-de-tension\/","title":{"rendered":"Les r\u00e9gulateurs de tension"},"content":{"rendered":"<p>[:en][et_pb_section bb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb][et_pb_row admin_label=\u00a0\u00bbrow\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb background_size=\u00a0\u00bbinitial\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime;][et_pb_post_title title=\u00a0\u00bbon\u00a0\u00bb meta=\u00a0\u00bbon\u00a0\u00bb author=\u00a0\u00bbon\u00a0\u00bb date=\u00a0\u00bbon\u00a0\u00bb categories=\u00a0\u00bbon\u00a0\u00bb comments=\u00a0\u00bboff\u00a0\u00bb featured_image=\u00a0\u00bboff\u00a0\u00bb featured_placement=\u00a0\u00bbbelow\u00a0\u00bb parallax_effect=\u00a0\u00bbon\u00a0\u00bb parallax_method=\u00a0\u00bboff\u00a0\u00bb text_orientation=\u00a0\u00bbleft\u00a0\u00bb text_color=\u00a0\u00bbdark\u00a0\u00bb text_background=\u00a0\u00bboff\u00a0\u00bb text_bg_color=\u00a0\u00bbrgba(255,255,255,0.9)\u00a0\u00bb module_bg_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb title_all_caps=\u00a0\u00bboff\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_color=\u00a0\u00bb#ffffff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb parallax=\u00a0\u00bbon\u00a0\u00bb background_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb]<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_post_title][et_pb_text _builder_version=\u00a0\u00bb3.4.1&Prime; \/][et_pb_tabs _builder_version=\u00a0\u00bb3.4.1&Prime;][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs avec diode Zener\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb]<\/p>\n<p><iframe loading=\"lazy\" title=\"La diode zener et ses utilit\u00e9s\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/dyBT_1ezdIs?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32794\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/diode_zener_.gif\" alt=\"\" width=\"361\" height=\"158\" \/><\/p>\n<p>Un r\u00e9gulateur \u00e0 diode zener est simplement constitu\u00e9 d&rsquo;une r\u00e9sistance en s\u00e9rie avec une diode zener.<\/p>\n<p>Le dimensionnement consiste \u00e0 d\u00e9terminer la bonne valeur de la r\u00e9sistance\u00a0R\u00a0et la bonne valeur de la puissance\u00a0Pz\u00a0dissip\u00e9e par la zener. La tension zener(Uz)\u00a0est directement d\u00e9termin\u00e9e par la tension que la charge n\u00e9cessite(5V, 3V3, 12V,&#8230;).<\/p>\n<p>Soit\u00a0Imin\u00a0et\u00a0Imax\u00a0les courants minimum et maximum de la charge. Le courant maximum d\u00e9termine\u00a0R\u00a0et le courant minimum d\u00e9termine\u00a0Pz. Le calcul s&rsquo;effectue comme suit: pour pouvoir maintenir la tension zener\u00a0Uz, la diode zener a besoin d&rsquo;un courant minimal, notons-le\u00a0Izmin\u00a0(ce courant est renseign\u00e9 dans la fiche technique de la diode). Lorsque le courant de charge est maximal, la r\u00e9sistance doit \u00eatre suffisamment petite que pour pouvoir fournir le courant \u00e0 la diode zener et \u00e0 la charge, on a donc\u00a0R = (Uin-Uz)\/(Izmin + Imax). Voil\u00e0 pour\u00a0R. Lorsque le courant de charge est minimal, tout le courant est d\u00e9riv\u00e9 dans la diode zener, on a\u00a0Iz = (Uin-Uz)\/(R &#8211; Imin).\u00a0Pz\u00a0est simplement calcul\u00e9 comme suit:\u00a0Pz = Uz.I\u00a0et\u00a0Pz\u00a0sera la puissance maximale que la diode zener dissipera.<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_tab][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs fixes 5V et 3.3v\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb \/][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs r\u00e9glables\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb]<\/p>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"font-size: 14pt; color: #ff0000; text-decoration: underline;\">\u00a0I\u00a0 ) Connecteur d&rsquo;alimentation externe<\/span><\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32701 aligncenter\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/dc-2.1-5.5mm.jpg\" alt=\"\" width=\"404\" height=\"253\" \/> <strong><span style=\"text-decoration: underline; font-size: 14pt;\"><span style=\"color: #ff0000; text-decoration: underline;\">II\u00a0 ) Circuit de r\u00e9gulation LM317<\/span><\/span><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_tab][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs \u00e0 d\u00e9coupage\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb]<\/p>\n<p>Les r\u00e9gulateurs fixes et variables par exemple <strong>diode zener<\/strong>\u00a0<strong>7805<\/strong>\u00a0 <strong>LM317<\/strong> sont tous de type lin\u00e9aires.<\/p>\n<p>Leur principal d\u00e9faut est la dissipation d&rsquo;une puissance thermique qui peut \u00eatre tr\u00e8s \u00e9lev\u00e9e quand la tension non r\u00e9gul\u00e9e appliqu\u00e9e \u00e0 l&rsquo;entr\u00e9e est tr\u00e8s sup\u00e9rieure \u00e0 la tension de sortie r\u00e9gul\u00e9e, et\/ou quand le courant d\u00e9bit\u00e9 est important.<br \/>\nLe rendement des r\u00e9gulateurs lin\u00e9aires vont de 40 \u00e0 60%.<\/p>\n<p>A ce titre, les r\u00e9gulateurs \u00e0 d\u00e9coupage type <strong>78xx<\/strong> pr\u00e9sentent un meilleur rendement et moins de pertes, donc moins de dissipation calorique.\u00a0\u00a0Le rendement est tr\u00e8s \u00e9lev\u00e9 de 70 \u00e0 90% et permet de s&rsquo;affranchir d&rsquo;un dissipateur thermique.<br \/>\nPar contre les r\u00e9gulateurs \u00e0 d\u00e9coupage sont plus complexes, donc co\u00fbtent plus cher.<\/p>\n<p>Les r\u00e9gulateurs \u00e0 d\u00e9coupages peuvent g\u00e9n\u00e9rer des bruits d&rsquo;ondes parasites \u00e9lectromagn\u00e9tiques et de radiofr\u00e9quences (Electro Magnetic Interference\/Radio Frequency Interference, EMI\/RFI) \u00e0 cause de leur courant de d\u00e9coupage important et de leur temps de mont\u00e9e et de descente tr\u00e8s court.<br \/>\nLe bruit de EMI\/RFI qui est g\u00e9n\u00e9r\u00e9 aux fr\u00e9quences \u00e9lev\u00e9es (100 kHz \u00e0 500 kHz) peut \u00eatre facilement filtr\u00e9.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32792\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/photo-regulateur-decoupage.jpg\" alt=\"\" width=\"350\" height=\"200\" \/><\/p>\n<p>[\/et_pb_tab][\/et_pb_tabs][\/et_pb_column][\/et_pb_row][\/et_pb_section][:fr][et_pb_section bb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb][et_pb_row admin_label=\u00a0\u00bbrow\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb background_size=\u00a0\u00bbinitial\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime;][et_pb_post_title title=\u00a0\u00bbon\u00a0\u00bb meta=\u00a0\u00bbon\u00a0\u00bb author=\u00a0\u00bbon\u00a0\u00bb date=\u00a0\u00bbon\u00a0\u00bb categories=\u00a0\u00bbon\u00a0\u00bb comments=\u00a0\u00bboff\u00a0\u00bb featured_image=\u00a0\u00bboff\u00a0\u00bb featured_placement=\u00a0\u00bbbelow\u00a0\u00bb parallax_effect=\u00a0\u00bbon\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb text_orientation=\u00a0\u00bbleft\u00a0\u00bb text_color=\u00a0\u00bbdark\u00a0\u00bb text_background=\u00a0\u00bboff\u00a0\u00bb text_bg_color=\u00a0\u00bbrgba(255,255,255,0.9)\u00a0\u00bb module_bg_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb title_all_caps=\u00a0\u00bboff\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_color=\u00a0\u00bb#ffffff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb parallax=\u00a0\u00bbon\u00a0\u00bb background_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb \/][et_pb_text _builder_version=\u00a0\u00bb3.4.1&Prime;]<\/p>\n<p><span style=\"text-decoration: underline; color: #0000ff; font-size: 14pt;\"><strong>Du pont diviseur au r\u00e9gulateur de tension<\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32798\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/le-pont-diviseur-de-tension-1.jpg\" alt=\"\" width=\"422\" height=\"245\" \/><\/p>\n<p>Le pont diviseur sert \u00e0 obtenir une tension de r\u00e9f\u00e9rence <strong>Vs<\/strong> \u00e0 partir de <strong>Ve<\/strong> en fonction du rapport de r\u00e9sistance <strong>R1<\/strong> et <strong>R2<\/strong><\/p>\n<p>Le calcul est valable \u00e0 condition que l&rsquo;intensit\u00e9 qui traverse <strong>R2<\/strong> et <strong>R1<\/strong> soit identique.<br \/>\nDonc qu&rsquo;il n&rsquo;y ait pas de courant de demand\u00e9 en sortie.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32799\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/le-pont-diviseur-de-tension-2.jpg\" alt=\"\" width=\"427\" height=\"248\" \/><\/p>\n<p>En plus ici il s&rsquo;agit de diviser une tension, pas de la r\u00e9guler si Ve varie et bien Vs va varier proportionellement<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"font-size: 14pt; color: #0000ff; text-decoration: underline;\">De la diode zener au r\u00e9gulateur en circuit int\u00e9gr\u00e9<\/span><\/strong><\/span><\/p>\n<p>Pour r\u00e9guler la tension il va \u00eatre n\u00e9cessaire d&rsquo;utiliser une diode zener.<br \/>\nPour que le montage ne consomme pas \u00e0 vide, il va falloir ajouter un transistor qui va appeler du courant que lorsque la charge de sortie en demande.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32806\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/diode-zener-transistor-ballast.jpg\" alt=\"\" width=\"209\" height=\"208\" \/><\/p>\n<p>Pour am\u00e9liorer les performances on peut ajouter un Amplificateur Op\u00e9rationel AOP pour un asservissement de la tension de sortie.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32801\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/Voltage_stabiliser_OA.png\" alt=\"\" width=\"500\" height=\"295\" \/><\/p>\n<p>Au final cela fait beaucoup de composants, et il existe des circuits r\u00e9gulateurs de tension directement int\u00e9gr\u00e9s \u00e0 un boitier.<\/p>\n<p>Diff\u00e9rents bo\u00eetiers traversants ou CMS selon la puissance n\u00e9cessaire.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32802\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/boitiers-regulateurs.jpg\" alt=\"\" width=\"701\" height=\"268\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][et_pb_tabs _builder_version=\u00a0\u00bb3.4.1&Prime;][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs avec diode Zener\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb]<\/p>\n<p><iframe loading=\"lazy\" title=\"La diode zener et ses utilit\u00e9s\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/dyBT_1ezdIs?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32794\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/diode_zener_.gif\" alt=\"\" width=\"361\" height=\"158\" \/><\/p>\n<p>Un r\u00e9gulateur \u00e0 diode zener est simplement constitu\u00e9 d&rsquo;une r\u00e9sistance en s\u00e9rie avec une diode zener.<\/p>\n<p>Le dimensionnement consiste \u00e0 d\u00e9terminer la bonne valeur de la r\u00e9sistance\u00a0R\u00a0et la bonne valeur de la puissance\u00a0Pz\u00a0dissip\u00e9e par la zener. La tension zener(Uz)\u00a0est directement d\u00e9termin\u00e9e par la tension que la charge n\u00e9cessite(5V, 3V3, 12V,&#8230;).<\/p>\n<p>Soit\u00a0Imin\u00a0et\u00a0Imax\u00a0les courants minimum et maximum de la charge. Le courant maximum d\u00e9termine\u00a0R\u00a0et le courant minimum d\u00e9termine\u00a0Pz. Le calcul s&rsquo;effectue comme suit: pour pouvoir maintenir la tension zener\u00a0Uz, la diode zener a besoin d&rsquo;un courant minimal, notons-le\u00a0Izmin\u00a0(ce courant est renseign\u00e9 dans la fiche technique de la diode). Lorsque le courant de charge est maximal, la r\u00e9sistance doit \u00eatre suffisamment petite que pour pouvoir fournir le courant \u00e0 la diode zener et \u00e0 la charge, on a donc\u00a0R = (Uin-Uz)\/(Izmin + Imax). Voil\u00e0 pour\u00a0R. Lorsque le courant de charge est minimal, tout le courant est d\u00e9riv\u00e9 dans la diode zener, on a\u00a0Iz = (Uin-Uz)\/(R &#8211; Imin).\u00a0Pz\u00a0est simplement calcul\u00e9 comme suit:\u00a0Pz = Uz.I\u00a0et\u00a0Pz\u00a0sera la puissance maximale que la diode zener dissipera.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline; font-size: 14pt;\"><span style=\"color: #0000ff;\"><strong>R\u00e9gulateur avec diode zener et transistor balast<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32806\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/diode-zener-transistor-ballast.jpg\" alt=\"\" width=\"209\" height=\"208\" \/><\/p>\n<p>L&rsquo;inconv\u00e9nient majeur du montage \u00ab\u00a0diode zener + r\u00e9sistance\u00a0\u00bb est sa consommation \u00e0 vide, identique \u00e0 la consommation en charge. Pour limiter cette consommation, on ajoute un transistor qui n&rsquo;appelle du courant que lorsque la charge de sortie en demande. Le rendement est ainsi am\u00e9lior\u00e9 aux faibles charges. La puissance dissip\u00e9e dans la zener est limit\u00e9e, de m\u00eame que la consommation globale d&rsquo;\u00e9nergie.<\/p>\n<p>Pour plus d&rsquo;information voir cet article\u00a0<span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/www.astuces-pratiques.fr\/electronique\/la-diode-zener-transistor-ballast-serie\">https:\/\/www.astuces-pratiques.fr\/electronique\/la-diode-zener-transistor-ballast-serie<\/a><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_tab][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs lin\u00e9aires fixes 5V et 3.3v\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb]<\/p>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"font-size: 14pt; color: #ff0000; text-decoration: underline;\">\u00a0I\u00a0 ) Connecteur d&rsquo;alimentation externe<\/span><\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32701 aligncenter\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/dc-2.1-5.5mm.jpg\" alt=\"\" width=\"404\" height=\"253\" \/><\/p>\n<p><strong><span style=\"text-decoration: underline; font-size: 14pt;\"><span style=\"color: #ff0000; text-decoration: underline;\">II\u00a0 ) Circuit de r\u00e9gulation positif 78XX<br \/>\n<\/span><\/span><\/strong><\/p>\n<p>Exemple avec un classique r\u00e9gulateur 5V positif type L7805 le <span style=\"text-decoration: underline;\"><strong>dropout voltage est de 2V<\/strong><\/span> , donc tension d&rsquo;entr\u00e9e minimale de <strong>7V<\/strong>,\u00a0 la tension maxi en entr\u00e9e de <strong>35V<\/strong>. On peut utiliser par exemple le r\u00e9gulateur <span style=\"text-decoration: underline;\">STMicroelectronique L7805CV ou le SN7805PI<\/span> de l&rsquo;entreprise KODENSHI<br \/>\nLes boitiers 7805 sont du type TO 220 pour bien dissiper la chaleur.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32703\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/circuit-regulation-7805.jpg\" alt=\"\" width=\"1036\" height=\"737\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>D\u00e9monstration venant du Youtubeur Stefano91ste regardez sa cha\u00eene<br \/>\n<a href=\"https:\/\/www.youtube.com\/channel\/UCCukgRn9qWDg644XjIjA8kg\"><span style=\"text-decoration: underline;\"><span style=\"color: #0000ff; text-decoration: underline;\">https:\/\/www.youtube.com\/channel\/UCCukgRn9qWDg644XjIjA8kg<\/span><\/span><\/a><\/p>\n<div style=\"width: 1080px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-32786-1\" width=\"1080\" height=\"608\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/LM7805-Voltage-regulator.mp4?_=1\" \/><a href=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/LM7805-Voltage-regulator.mp4\">http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/LM7805-Voltage-regulator.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline; font-size: 14pt;\"><span style=\"color: #ff0000;\"><strong>II\u00a0 ) Circuit de r\u00e9gulation pour microcontr\u00f4leurs 3.3V<\/strong><\/span><\/span><\/p>\n<p>Certains circuits utilisent des microcontr\u00f4leurs utilisant 3.3V comme les ARM32, ESP8266, ESP32<br \/>\nIl suffit de prendre le m\u00eame circuit et d&rsquo;utiliser un autre r\u00e9gulateur positif par exemple le <strong>LD1117V33<\/strong><\/p>\n<p>Le r\u00e9gulateur LD117V33 est un r\u00e9gulateur LDO avec chute de tension mini de 1V.<br \/>\nSa plage de fonctionnement en entr\u00e9e est de <strong>4.3v &#8211; 15V<br \/>\nIl peut d\u00e9livrer au maximum 0.8A<br \/>\n<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32708\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/BOITIER-ld1117.jpg\" alt=\"\" width=\"509\" height=\"296\" \/><\/p>\n<p>Dans la datasheet c&rsquo;est indiqu\u00e9 que le LD117V33 peut se pr\u00e9senter sous plusieurs formes de boitier.<br \/>\nLes boitiers TO-220 et SOT-223 sont les plus courants<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32709\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/circuit-avec-condo.jpg\" alt=\"\" width=\"580\" height=\"189\" \/><\/p>\n<p><strong><span style=\"text-decoration: underline;\"><span style=\"font-size: 14pt; color: #ff0000; text-decoration: underline;\">III\u00a0 ) Protection contre les inversions de polarit\u00e9<\/span><\/span><br \/>\n<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32710\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/1n4007.jpg\" alt=\"\" width=\"332\" height=\"213\" \/><\/p>\n<p>Nous pouvons utiliser par exemple la diode <strong>1N4007<\/strong> qui est une diode \u00e0 usage g\u00e9n\u00e9ral son intensit\u00e9 maxi est de 1A. La tension de seuil est de 0.7V mais cela ne pose pas de probl\u00e8me pour nous.<\/p>\n<p>Si la diode est traversante elle est dans un boitier de forme D0-41<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32711\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/diode-M7.jpg\" alt=\"\" width=\"173\" height=\"122\" \/><\/p>\n<p>Cette diode s&rsquo;appelle M7 quand elle est sont forme d&rsquo;un boitier CMS<\/p>\n<p><span style=\"text-decoration: underline;\"><span style=\"font-size: 14pt; color: #ff0000; text-decoration: underline;\"><strong>III\u00a0 ) Combiner plusieurs alimentations r\u00e9gul\u00e9s<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32813\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/plusieurs-regulateurs.jpg\" alt=\"\" width=\"908\" height=\"974\" \/><\/p>\n<p>Plus d&rsquo;informations sur\u00a0<a href=\"https:\/\/www.sonelec-musique.com\/electronique_theorie_reg_tension.html\"><span style=\"text-decoration: underline;\"><span style=\"color: #0000ff; text-decoration: underline;\">https:\/\/www.sonelec-musique.com\/electronique_theorie_reg_tension.html<\/span><\/span><\/a><\/p>\n<p><span style=\"color: #800000;\"><strong><span style=\"text-decoration: underline;\">Exemple de combinaison circuit r\u00e9gul\u00e9 5V et 3.3v avec deux circuits en parall\u00e8les<\/span><\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32713\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/circuit-parallele.jpg\" alt=\"\" width=\"640\" height=\"480\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Ailleurs sur le web<\/strong><\/span><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"nPBcNg4CSQ\"><p><a href=\"https:\/\/navlab.fr\/projets\/outils\/arduino\/alimenter-votre-carte-arduino\/\">Alimenter votre carte Arduino<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u00ab\u00a0Alimenter votre carte Arduino\u00a0\u00bb &#8212; NavLab - Tutoriels num\u00e9riques et ludiques\" src=\"https:\/\/navlab.fr\/projets\/outils\/arduino\/alimenter-votre-carte-arduino\/embed\/#?secret=tsvSvBHoAL#?secret=nPBcNg4CSQ\" data-secret=\"nPBcNg4CSQ\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p><strong><span style=\"text-decoration: underline;\"><span style=\"color: #800000; text-decoration: underline;\">Article de Locoduino sur les diodes<\/span><\/span><\/strong><br \/>\n<span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"http:\/\/www.locoduino.org\/spip.php?article30\">http:\/\/www.locoduino.org\/spip.php?article30<\/a><\/span><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"r7rDBwtVVz\"><p><a href=\"https:\/\/cuillere2000.wordpress.com\/2014\/05\/08\/alimentation-5v-et-3-3v-a-partir-dun-transformateur-12v\/\">Alimentation 5V et 3.3V \u00e0 partir d&rsquo;un transformateur&nbsp;12V<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&laquo;&nbsp;Alimentation 5V et 3.3V \u00e0 partir d&rsquo;un transformateur&nbsp;12V&nbsp;&raquo; &#8212; CUILLERE2000\" src=\"https:\/\/cuillere2000.wordpress.com\/2014\/05\/08\/alimentation-5v-et-3-3v-a-partir-dun-transformateur-12v\/embed\/#?secret=gXibyzQVPu#?secret=r7rDBwtVVz\" data-secret=\"r7rDBwtVVz\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_tab][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs lin\u00e9aires r\u00e9glables\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb tab_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb tab_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_horizontal_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_vertical_length=\u00a0\u00bb0em\u00a0\u00bb body_text_shadow_blur_strength=\u00a0\u00bb0em\u00a0\u00bb]<\/p>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"font-size: 14pt; color: #ff0000; text-decoration: underline;\">\u00a0I\u00a0 ) Connecteur d&rsquo;alimentation externe<\/span><\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32701 aligncenter\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/dc-2.1-5.5mm.jpg\" alt=\"\" width=\"404\" height=\"253\" \/><\/p>\n<p><strong><span style=\"text-decoration: underline; font-size: 14pt;\"><span style=\"color: #ff0000; text-decoration: underline;\">II\u00a0 ) Circuit de r\u00e9gulation LM317<\/span><\/span><\/strong><\/p>\n<p>Le <strong>LM317<\/strong> est un r\u00e9gulateur s\u00e9rie \u00e0 3 pattes capable de fournir <strong>1.5A<\/strong> sur une tension de sortie qui va de <strong>1.25V<\/strong> \u00e0 <strong>37V<\/strong>.<\/p>\n<p>Le <strong>LM317<\/strong> est d&rsquo;une facilit\u00e9 d&rsquo;utilisation exceptionnelle et n\u00e9cessite seulement 2 r\u00e9sistances externes pour fixer sa tension de sortie. De plus, la r\u00e9jection de l&rsquo;alimentation ainsi que l&rsquo;insensibilit\u00e9 aux impacts de charge en font un r\u00e9gulateur avantageux. Le LM317, en boitier standard, se manipule ais\u00e9ment.<\/p>\n<p>Le <strong>LM317<\/strong> est prot\u00e9g\u00e9 contre les courts-circuits, la surchauffe, m\u00eame si la patte d&rsquo;ajustement se trouve accidentellement d\u00e9connect\u00e9e.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32815\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/LM3171.jpg\" alt=\"\" width=\"254\" height=\"197\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Vout :<\/strong><\/span> sortie (reli\u00e9e au boitier)<br \/>\n<span style=\"text-decoration: underline;\"><strong>Vin :<\/strong><\/span> entr\u00e9eADJ : patte d&rsquo;ajustement<\/p>\n<p><em><span style=\"text-decoration: underline;\">Note :<\/span><\/em> ce n&rsquo;est pas identique au classique 7805 ! Attention, il n&rsquo;est pas compatible broche \u00e0 broche.<\/p>\n<p><strong><span style=\"text-decoration: underline; font-size: 14pt; color: #0000ff;\">Alimentation stabilis\u00e9e de\u00a0\u00a01.25V \u00e0 25V<\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32816\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/regulateur-de-tension-lm317-montages-00.png\" alt=\"\" width=\"490\" height=\"298\" \/><\/p>\n<p><span style=\"text-decoration: underline; background-color: #ffff99;\"><strong>La tension de sortie vaut : 1.25V x (1 + R2\/R1)<\/strong><\/span><\/p>\n<p>Pour un fonctionnement correct, <span style=\"text-decoration: underline;\"><strong>la tension d&rsquo;entr\u00e9e doit \u00eatre sup\u00e9rieure de 3V \u00e0 la tension de sortie maximale<\/strong><\/span>.<\/p>\n<p><span style=\"background-color: #ccffff;\">Si la sortie du LM317 doit pouvoir aller jusqu&rsquo;\u00e0 24V, la tension d&rsquo;entr\u00e9e doit \u00eatre de 27V minimum.<\/span><br \/>\n<span style=\"background-color: #ccffff;\">Si la sortie du LM317 doit pouvoir aller jusqu&rsquo;\u00e0 12V, la tension d&rsquo;entr\u00e9e doit \u00eatre de 15V minimum.<\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>R1 ne doit pas d\u00e9passer 240 Ohms<\/strong> <\/span>pour garantir au moins 5mA de courant de sortie. Si cela n&rsquo;est pas respect\u00e9, la tension de sortie devient plus \u00e9lev\u00e9e et n&rsquo;est plus r\u00e9gul\u00e9e.<\/p>\n<p><strong><span style=\"text-decoration: underline; font-size: 14pt; color: #0000ff;\">Obtenir une tension de sortie particuli\u00e8re non standard<\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-32818\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/montage-LM317T.jpg\" alt=\"\" width=\"758\" height=\"379\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32819\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/Vout.jpg\" alt=\"\" width=\"244\" height=\"61\" \/><\/p>\n<p><strong><span style=\"text-decoration: underline;\">Contraintes :\u00a0<\/span><\/strong><\/p>\n<div id=\"caracteristiques-techniques\" class=\"section\">\n<ul class=\"simple\">\n<li><span class=\"math\"><span id=\"MathJax-Element-1-Frame\" class=\"MathJax\" style=\"display: inline-table; font-style: normal; font-weight: normal; line-height: normal; font-size: 16px; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; word-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;msub&gt;&lt;mi&gt;I&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;m&lt;\/mi&gt;&lt;mi&gt;i&lt;\/mi&gt;&lt;mi&gt;n&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;mo&gt;=&lt;\/mo&gt;&lt;mn&gt;5&lt;\/mn&gt;&lt;mi&gt;m&lt;\/mi&gt;&lt;mi&gt;A&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MathJax-Span-1\" class=\"math\"><span id=\"MathJax-Span-2\" class=\"mrow\"><span id=\"MathJax-Span-3\" class=\"msubsup\"><span id=\"MathJax-Span-4\" class=\"mi\">I<\/span><span id=\"MathJax-Span-5\" class=\"texatom\"><span id=\"MathJax-Span-6\" class=\"mrow\"><span id=\"MathJax-Span-7\" class=\"mi\">m<\/span><span id=\"MathJax-Span-8\" class=\"mi\">i<\/span><span id=\"MathJax-Span-9\" class=\"mi\">n<\/span><\/span><\/span><\/span><span id=\"MathJax-Span-10\" class=\"mo\">=<\/span><span id=\"MathJax-Span-11\" class=\"mn\">5<\/span><span id=\"MathJax-Span-12\" class=\"mi\">m<\/span><span id=\"MathJax-Span-13\" class=\"mi\">A<\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">Imin=5mA<\/span><\/span><\/span><\/li>\n<li><span class=\"math\"><span id=\"MathJax-Element-2-Frame\" class=\"MathJax\" style=\"display: inline; font-style: normal; font-weight: normal; line-height: normal; font-size: 16px; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; word-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;msub&gt;&lt;mi&gt;I&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;m&lt;\/mi&gt;&lt;mi&gt;a&lt;\/mi&gt;&lt;mi&gt;x&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;mo&gt;=&lt;\/mo&gt;&lt;mn&gt;1&lt;\/mn&gt;&lt;mo&gt;,&lt;\/mo&gt;&lt;mn&gt;5&lt;\/mn&gt;&lt;mi&gt;A&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MathJax-Span-14\" class=\"math\"><span id=\"MathJax-Span-15\" class=\"mrow\"><span id=\"MathJax-Span-16\" class=\"msubsup\"><span id=\"MathJax-Span-17\" class=\"mi\">I<\/span><span id=\"MathJax-Span-18\" class=\"texatom\"><span id=\"MathJax-Span-19\" class=\"mrow\"><span id=\"MathJax-Span-20\" class=\"mi\">m<\/span><span id=\"MathJax-Span-21\" class=\"mi\">a<\/span><span id=\"MathJax-Span-22\" class=\"mi\">x<\/span><\/span><\/span><\/span><span id=\"MathJax-Span-23\" class=\"mo\">=<\/span><span id=\"MathJax-Span-24\" class=\"mn\">1<\/span><span id=\"MathJax-Span-25\" class=\"mo\">,<\/span><span id=\"MathJax-Span-26\" class=\"mn\">5<\/span><span id=\"MathJax-Span-27\" class=\"mi\">A<\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">Imax=1,5A<\/span><\/span><\/span><\/li>\n<li><span class=\"math\"><span id=\"MathJax-Element-3-Frame\" class=\"MathJax\" style=\"display: inline; font-style: normal; font-weight: normal; line-height: normal; font-size: 16px; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; word-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;msub&gt;&lt;mi&gt;V&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;i&lt;\/mi&gt;&lt;mi&gt;n&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;mo&gt;&amp;#x2212;&lt;\/mo&gt;&lt;msub&gt;&lt;mi&gt;V&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;o&lt;\/mi&gt;&lt;mi&gt;u&lt;\/mi&gt;&lt;mi&gt;t&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;mo&gt;=&lt;\/mo&gt;&lt;mn&gt;3&lt;\/mn&gt;&lt;mi&gt;V&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MathJax-Span-28\" class=\"math\"><span id=\"MathJax-Span-29\" class=\"mrow\"><span id=\"MathJax-Span-30\" class=\"msubsup\"><span id=\"MathJax-Span-31\" class=\"mi\">V<\/span><span id=\"MathJax-Span-32\" class=\"texatom\"><span id=\"MathJax-Span-33\" class=\"mrow\"><span id=\"MathJax-Span-34\" class=\"mi\">i<\/span><span id=\"MathJax-Span-35\" class=\"mi\">n<\/span><\/span><\/span><\/span><span id=\"MathJax-Span-36\" class=\"mo\">\u2212<\/span><span id=\"MathJax-Span-37\" class=\"msubsup\"><span id=\"MathJax-Span-38\" class=\"mi\">V<\/span><span id=\"MathJax-Span-39\" class=\"texatom\"><span id=\"MathJax-Span-40\" class=\"mrow\"><span id=\"MathJax-Span-41\" class=\"mi\">o<\/span><span id=\"MathJax-Span-42\" class=\"mi\">u<\/span><span id=\"MathJax-Span-43\" class=\"mi\">t<\/span><\/span><\/span><\/span><span id=\"MathJax-Span-44\" class=\"mo\">=<\/span><span id=\"MathJax-Span-45\" class=\"mn\">3<\/span><span id=\"MathJax-Span-46\" class=\"mi\">V<\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">Vin\u2212Vout=3V<\/span><\/span><\/span><\/li>\n<\/ul>\n<\/div>\n<div id=\"id1\" class=\"section\">\n<p><span style=\"font-size: 12pt;\"><span style=\"background-color: #ffff99;\">Le r\u00e9gulateur doit d\u00e9livrer au minimum environ 5 mA afin de garantir sa stabilit\u00e9 de tension, si ce n&rsquo;est pas le cas le circuit tourne \u00e0 vide et se met \u00e0 chauffer tr\u00e8s fort.<\/span><br \/>\n<\/span><\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><span style=\"font-size: 14pt; color: #800000;\"><strong>Conclusion<\/strong><\/span><\/span><\/p>\n<p><span style=\"color: #000000; background-color: #ffff99;\"> Le courant disponible\u00a0de 1.5A minimum et les protections du LM317\u00a0 le rendent polyvalent pour bien des applications.<\/span><br \/>\n<span style=\"color: #000000; background-color: #ffff99;\">Par contre la consommation de repos de 5mA minimum du LM317 ne le rend pas avantageux pour des montages tr\u00e8s faible consommation.<\/span><\/p>\n<p><span style=\"color: #000000; background-color: #ffff99;\">Ce composant n\u2019est pas tr\u00e8s \u00e9conome en \u00e9nergie. En effet, il va dissiper la diff\u00e9rence de tension\u00a0<span class=\"math\"><span id=\"MathJax-Element-10-Frame\" class=\"MathJax\" style=\"display: inline; font-style: normal; font-weight: normal; line-height: normal; font-size: 16px; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; word-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;msub&gt;&lt;mi&gt;V&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;i&lt;\/mi&gt;&lt;mi&gt;n&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;mo&gt;&amp;#x2212;&lt;\/mo&gt;&lt;msub&gt;&lt;mi&gt;V&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;o&lt;\/mi&gt;&lt;mi&gt;u&lt;\/mi&gt;&lt;mi&gt;t&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;\/math&gt;\"><span id=\"MathJax-Span-117\" class=\"math\"><span id=\"MathJax-Span-118\" class=\"mrow\"><span id=\"MathJax-Span-119\" class=\"msubsup\"><span id=\"MathJax-Span-120\" class=\"mi\">V<\/span><span id=\"MathJax-Span-121\" class=\"texatom\"><span id=\"MathJax-Span-122\" class=\"mrow\"><span id=\"MathJax-Span-123\" class=\"mi\">i<\/span><span id=\"MathJax-Span-124\" class=\"mi\">n<\/span><\/span><\/span><\/span><span id=\"MathJax-Span-125\" class=\"mo\">\u2212<\/span><span id=\"MathJax-Span-126\" class=\"msubsup\"><span id=\"MathJax-Span-127\" class=\"mi\">V<\/span><span id=\"MathJax-Span-128\" class=\"texatom\"><span id=\"MathJax-Span-129\" class=\"mrow\"><span id=\"MathJax-Span-130\" class=\"mi\">o<\/span><span id=\"MathJax-Span-131\" class=\"mi\">u<\/span><span id=\"MathJax-Span-132\" class=\"mi\">t<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0multipli\u00e9e par l\u2019intensit\u00e9\u00a0<span class=\"math\"><span id=\"MathJax-Element-11-Frame\" class=\"MathJax\" style=\"display: inline; font-style: normal; font-weight: normal; line-height: normal; font-size: 16px; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; word-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;msub&gt;&lt;mi&gt;I&lt;\/mi&gt;&lt;mrow class=&quot;MJX-TeXAtom-ORD&quot;&gt;&lt;mi&gt;o&lt;\/mi&gt;&lt;mi&gt;u&lt;\/mi&gt;&lt;mi&gt;t&lt;\/mi&gt;&lt;\/mrow&gt;&lt;\/msub&gt;&lt;\/math&gt;\"><span id=\"MathJax-Span-133\" class=\"math\"><span id=\"MathJax-Span-134\" class=\"mrow\"><span id=\"MathJax-Span-135\" class=\"msubsup\"><span id=\"MathJax-Span-136\" class=\"mi\">I<\/span><span id=\"MathJax-Span-137\" class=\"texatom\"><span id=\"MathJax-Span-138\" class=\"mrow\"><span id=\"MathJax-Span-139\" class=\"mi\">o<\/span><span id=\"MathJax-Span-140\" class=\"mi\">u<\/span><span id=\"MathJax-Span-141\" class=\"mi\">t<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0sous forme de chaleur (!). Son rendement n&rsquo;est pas tr\u00e8s \u00e9lev\u00e9 et chute fortement lorsque la chute de tension entre l&rsquo;entr\u00e9e et la sortie est importante.<\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Pour en savoir plus :<\/strong><\/span>\u00a0<span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/www.astuces-pratiques.fr\/electronique\/regulateur-de-tension-lm317-montages\"><span style=\"text-decoration: underline;\">https:\/\/www.astuces-pratiques.fr\/electronique\/regulateur-de-tension-lm317-montages<\/span><\/a><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_tab][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs \u00e0 d\u00e9coupage\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb background_video_pause_outside_viewport=\u00a0\u00bbon\u00a0\u00bb tab_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb body_text_shadow_style=\u00a0\u00bbnone\u00a0\u00bb]<\/p>\n<p>Les r\u00e9gulateurs fixes et variables par exemple <strong>diode zener<\/strong>\u00a0<strong>7805<\/strong>\u00a0 <strong>LM317<\/strong> sont tous de type lin\u00e9aires.<\/p>\n<p>Leur principal d\u00e9faut est la dissipation d&rsquo;une puissance thermique qui peut \u00eatre tr\u00e8s \u00e9lev\u00e9e quand la tension non r\u00e9gul\u00e9e appliqu\u00e9e \u00e0 l&rsquo;entr\u00e9e est tr\u00e8s sup\u00e9rieure \u00e0 la tension de sortie r\u00e9gul\u00e9e, et\/ou quand le courant d\u00e9bit\u00e9 est important.<br \/>\nLe rendement des r\u00e9gulateurs lin\u00e9aires vont de 40 \u00e0 60%.<\/p>\n<p>A ce titre, les r\u00e9gulateurs \u00e0 d\u00e9coupage type <strong>78xx<\/strong> pr\u00e9sentent un meilleur rendement et moins de pertes, donc moins de dissipation calorique.\u00a0\u00a0Le rendement est tr\u00e8s \u00e9lev\u00e9 de 70 \u00e0 90% et permet de s&rsquo;affranchir d&rsquo;un dissipateur thermique.<br \/>\nPar contre les r\u00e9gulateurs \u00e0 d\u00e9coupage sont plus complexes, donc co\u00fbtent plus cher.<\/p>\n<p>Les r\u00e9gulateurs \u00e0 d\u00e9coupages peuvent g\u00e9n\u00e9rer des bruits d&rsquo;ondes parasites \u00e9lectromagn\u00e9tiques et de radiofr\u00e9quences (Electro Magnetic Interference\/Radio Frequency Interference, EMI\/RFI) \u00e0 cause de leur courant de d\u00e9coupage important et de leur temps de mont\u00e9e et de descente tr\u00e8s court.<br \/>\nLe bruit de EMI\/RFI qui est g\u00e9n\u00e9r\u00e9 aux fr\u00e9quences \u00e9lev\u00e9es (100 kHz \u00e0 500 kHz) peut \u00eatre facilement filtr\u00e9.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-32792\" src=\"http:\/\/www.makerslide-machines.xyz\/wp-content\/uploads\/2018\/07\/photo-regulateur-decoupage.jpg\" alt=\"\" width=\"350\" height=\"200\" \/><\/p>\n<p>[\/et_pb_tab][\/et_pb_tabs][\/et_pb_column][\/et_pb_row][\/et_pb_section][:]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[:en][et_pb_section bb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb][et_pb_row admin_label=\u00a0\u00bbrow\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb background_size=\u00a0\u00bbinitial\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime;][et_pb_post_title title=\u00a0\u00bbon\u00a0\u00bb meta=\u00a0\u00bbon\u00a0\u00bb author=\u00a0\u00bbon\u00a0\u00bb date=\u00a0\u00bbon\u00a0\u00bb categories=\u00a0\u00bbon\u00a0\u00bb comments=\u00a0\u00bboff\u00a0\u00bb featured_image=\u00a0\u00bboff\u00a0\u00bb featured_placement=\u00a0\u00bbbelow\u00a0\u00bb parallax_effect=\u00a0\u00bbon\u00a0\u00bb parallax_method=\u00a0\u00bboff\u00a0\u00bb text_orientation=\u00a0\u00bbleft\u00a0\u00bb text_color=\u00a0\u00bbdark\u00a0\u00bb text_background=\u00a0\u00bboff\u00a0\u00bb text_bg_color=\u00a0\u00bbrgba(255,255,255,0.9)\u00a0\u00bb module_bg_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb title_all_caps=\u00a0\u00bboff\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_color=\u00a0\u00bb#ffffff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb parallax=\u00a0\u00bbon\u00a0\u00bb background_color=\u00a0\u00bbrgba(255,255,255,0)\u00a0\u00bb] &nbsp; [\/et_pb_post_title][et_pb_text _builder_version=\u00a0\u00bb3.4.1&Prime; \/][et_pb_tabs _builder_version=\u00a0\u00bb3.4.1&Prime;][et_pb_tab _builder_version=\u00a0\u00bb3.4.1&Prime; title=\u00a0\u00bbR\u00e9gulateurs avec diode Zener\u00a0\u00bb use_background_color_gradient=\u00a0\u00bboff\u00a0\u00bb background_color_gradient_start=\u00a0\u00bb#2b87da\u00a0\u00bb background_color_gradient_end=\u00a0\u00bb#29c4a9&Prime; background_color_gradient_type=\u00a0\u00bblinear\u00a0\u00bb background_color_gradient_direction=\u00a0\u00bb180deg\u00a0\u00bb background_color_gradient_direction_radial=\u00a0\u00bbcenter\u00a0\u00bb background_color_gradient_start_position=\u00a0\u00bb0%\u00a0\u00bb background_color_gradient_end_position=\u00a0\u00bb100%\u00a0\u00bb background_color_gradient_overlays_image=\u00a0\u00bboff\u00a0\u00bb parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcover\u00a0\u00bb background_position=\u00a0\u00bbcenter\u00a0\u00bb background_repeat=\u00a0\u00bbno-repeat\u00a0\u00bb background_blend=\u00a0\u00bbnormal\u00a0\u00bb allow_player_pause=\u00a0\u00bboff\u00a0\u00bb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[84],"tags":[],"class_list":["post-32786","post","type-post","status-publish","format-standard","hentry","category-electronique-numerique-autres-sujets"],"_links":{"self":[{"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/posts\/32786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/comments?post=32786"}],"version-history":[{"count":12,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/posts\/32786\/revisions"}],"predecessor-version":[{"id":32820,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/posts\/32786\/revisions\/32820"}],"wp:attachment":[{"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/media?parent=32786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/categories?post=32786"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.makerslide-machines.xyz\/old\/wp-json\/wp\/v2\/tags?post=32786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}