{"id":217667,"date":"2026-04-09T11:05:13","date_gmt":"2026-04-09T10:05:13","guid":{"rendered":"https:\/\/educelec.com\/?page_id=217667"},"modified":"2026-04-10T22:07:32","modified_gmt":"2026-04-10T21:07:32","slug":"stabilis-signaux","status":"publish","type":"page","link":"https:\/\/educelec.com\/en\/stabilis-signaux\/","title":{"rendered":"Stabilisation des signaux"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.16&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb|0px||-30px|false|false\u00a0\u00bb custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><a href=\"https:\/\/educelec.com\/en\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-216559\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/12\/chap-300x209.png\" alt=\"\" width=\"17\" height=\"12\" \/> Acceuil<\/a><a href=\"https:\/\/educelec.com\/en\/\"> &gt;\u00a0<\/a><a href=\"https:\/\/educelec.com\/en\/electronique\/\">Electronique<\/a><a href=\"https:\/\/educelec.com\/en\/electronique\/\"> &gt; <\/a><strong>Circuits Stabilisation<\/strong><\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_font=\u00a0\u00bbAcme|700|||||||\u00a0\u00bb background_color=\u00a0\u00bb#88C4DD\u00a0\u00bb text_text_shadow_style=\u00a0\u00bbpreset1&Prime; text_text_shadow_blur_strength=\u00a0\u00bb2em\u00a0\u00bb text_text_shadow_color=\u00a0\u00bb#0047E0&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb text_font_size__hover_enabled=\u00a0\u00bbon|desktop\u00a0\u00bb]<\/p>\n<blockquote>\n<h1 style=\"text-align: center;\"><strong>Exercices corrig\u00e9s<\/strong><\/h1>\n<h3 style=\"text-align: center;\"><strong>Stabilisation des signaux<\/strong><\/h3>\n<\/blockquote>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h2><span style=\"color: #ff0000;\"><strong>Rappel cours.<\/strong><\/span><\/h2>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir.<\/h4>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h2><span style=\"color: #ff0000;\"><strong>Rappel cours.<\/strong><\/span><\/h2>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir.<\/h4>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row disabled_on=\u00a0\u00bboff|off|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text disabled_on=\u00a0\u00bboff|off|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h4>La stabilisation se fait par diode Zener ou r\u00e9gulateur de tension. Les diodes Zener \u00e9tant d\u00e9j\u00e0 \u00e9tudi\u00e9es, rappelons les r\u00e9gulateurs.<\/h4>\n<h4><span style=\"color: #0000ff;\">R\u00e9gulateurs de tension fixes des familles 78XX (positifs) et 79XX (n\u00e9gatifs) : <\/span><\/h4>\n<h4>ce sont des r\u00e9gulateurs \u00e0 trois broches. La figure suivante montre leur utilisation standard.<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-217670 alignnone size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/78xx.png\" alt=\"\" width=\"609\" height=\"189\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/78xx.png 609w, https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/78xx-480x149.png 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 609px, 100vw\" \/><\/p>\n<h4 data-start=\"46\" data-end=\"115\">Il faut une tension d\u2019entr\u00e9e Ue telle que : Ue \u2265 Usortie + 2 \u00e0 3 V.<\/h4>\n<h4 data-start=\"122\" data-end=\"230\"><span style=\"color: #0000ff;\">R\u00e9gulateurs monolithique ajustables :<\/span><\/h4>\n<h4 data-start=\"122\" data-end=\"230\">\u2013 Positif : LM317 (ou LM117)<br data-start=\"195\" data-end=\"198\" \/>\u2013 N\u00e9gatif : LM337 (ou LM137)<\/h4>\n<h4 data-start=\"237\" data-end=\"312\">Ils fournissent jusqu\u2019\u00e0 1,5 A avec une tension r\u00e9glable de 1,25 V \u00e0 37 V.<\/h4>\n<h4 data-start=\"319\" data-end=\"391\">La diff\u00e9rence entre l\u2019entr\u00e9e et la sortie doit rester entre 3 V et 40 V.<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-217671 alignnone size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/lm317.png\" alt=\"\" width=\"713\" height=\"255\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/lm317.png 713w, https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/lm317-480x172.png 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 713px, 100vw\" \/><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; custom_margin=\u00a0\u00bb0px||||false|false\u00a0\u00bb border_color_left=\u00a0\u00bb#0C71C3&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-130px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb21px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h2><span style=\"color: #ff0000;\"><strong>Exercices corrig\u00e9s.<\/strong><\/span><\/h2>\n<\/li>\n<\/ul>\n<h4>Vous trouverez par la suite 3 exercices corrig\u00e9s sur la loi d\u2019Ohm et le calcul de la puissance \u00e9lectrique pour am\u00e9liorer votre niveau\u00a0en\u00a0\u00e9lectricit\u00e9.<\/h4>\n<hr \/>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#69D0FC\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px||0px|18px|false|false\u00a0\u00bb border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb border_width_all=\u00a0\u00bb2px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong>Exercice N\u00b0 1 (Facile)<\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p><u><b>Donn\u00e9es<\/b><\/u><\/p>\n<ul>\n<li>U sortie = 5V\u00a0<\/li>\n<li>I sortie = 750mA<\/li>\n<li>U diff\u00e9rentielle = 4V\u00a0<\/li>\n<li>er = 3,2V c.\u00e0 c., 100Hz (redressement avec pont)<\/li>\n<\/ul>\n<p><u><b>Questions<\/b><\/u><b>: <\/b><\/p>\n<p><b>C filtrage = ?\u00a0\u00a0\u00a0 ;\u00a0\u00a0 U entr\u00e9e max (redress\u00e9e)= ?\u00a0\u00a0\u00a0 ;\u00a0\u00a0\u00a0 <\/b><\/p>\n<p><b>es du transformateur \u00e0 utiliser = ?<\/b><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_class=\u00a0\u00bbrv_button1 closed\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_enable_color=\u00a0\u00bboff\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px|||18px|false|false\u00a0\u00bb border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong><span style=\"color: #3366ff;\">Solutions Exercice N\u00b0 1<\/span> <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215990 alignnone\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png\" alt=\"\" width=\"25\" height=\"25\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png 150w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-300x300.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click.png 348w\" sizes=\"auto, (max-width: 25px) 100vw, 25px\" \/><\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_id=\u00a0\u00bbreveal1&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p>educelec<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#69D0FC\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px||0px|18px|false|false\u00a0\u00bb border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb border_width_all=\u00a0\u00bb2px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong>Exercice N\u00b0 2 (Facile +)<\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-217694 alignnone size-full\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg.png\" alt=\"\" width=\"878\" height=\"270\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg.png 878w, https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg-480x148.png 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 878px, 100vw\" \/><\/p>\n<p><u><b>Question:<\/b><\/u><\/p>\n<p>R2 = ?\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 U diff\u00e9rentielle = ?<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_class=\u00a0\u00bbrv_button2 closed\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-49px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_enable_color=\u00a0\u00bboff\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px|||18px|false|false\u00a0\u00bb border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><span style=\"color: #3366ff;\"><strong>Solutions Exercice N\u00b0 2\u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215990 alignnone\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png\" alt=\"\" width=\"26\" height=\"26\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png 150w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-300x300.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click.png 348w\" sizes=\"auto, (max-width: 26px) 100vw, 26px\" \/><\/strong><\/span><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_id=\u00a0\u00bbreveal2&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p>educelec<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; disabled_on=\u00a0\u00bboff|off|off\u00a0\u00bb admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#69D0FC\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px||0px|18px|false|false\u00a0\u00bb border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb border_width_all=\u00a0\u00bb2px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong>Exercice N\u00b0 3 (moyenne)<\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p>Soit le montage suivant :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-217695 size-full aligncenter\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg3.png\" alt=\"\" width=\"550\" height=\"169\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg3.png 550w, https:\/\/educelec.com\/wp-content\/uploads\/2026\/04\/exoreg3-480x147.png 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 550px, 100vw\" \/><\/p>\n<ol>\n<li>Quelle est la tension de sortie (Us) du montage ?<\/li>\n<li>Que doit \u00eatre la tension minimale de l\u2019entr\u00e9e (Ue<sub>min<\/sub>) ?<\/li>\n<\/ol>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_class=\u00a0\u00bbrv_button closed\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_enable_color=\u00a0\u00bboff\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb custom_padding=\u00a0\u00bb7px|||18px|false|false\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; border_radii=\u00a0\u00bbon|15px|15px|15px|15px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<ul>\n<li>\n<h3><strong><span style=\"color: #3366ff;\">Solutions Exercice N\u00b0 3<\/span> <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215990 alignnone\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png\" alt=\"\" width=\"28\" height=\"28\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png 150w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-300x300.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click.png 348w\" sizes=\"auto, (max-width: 28px) 100vw, 28px\" \/><\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row module_id=\u00a0\u00bbreveal\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<p>en cours<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row disabled_on=\u00a0\u00bbon|on|on\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb disabled=\u00a0\u00bbon\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<hr \/>\n<h4>Pour aller plus loin dans votre apprentissage, t\u00e9l\u00e9chargez gratuitement la s\u00e9rie d\u2019exercices au format PDF <a href=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/12\/exercices-ohm-puiss.pdf\">clic ici <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215990 alignnone\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png\" alt=\"\" width=\"26\" height=\"26\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png 150w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-300x300.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click.png 348w\" sizes=\"auto, (max-width: 26px) 100vw, 26px\" \/><\/a>.<\/h4>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<hr \/>\n<h4>Vous pouvez \u00e9galement tester vos connaissances avec notre QCM sur le Calcul des r\u00e9sistances \u00e9quivalentes pour \u00e9valuer votre niveau. <a href=\"https:\/\/educelec.com\/en\/qcm-ace1\/\">Clic ici <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-215990 alignnone\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png\" alt=\"\" width=\"26\" height=\"26\" srcset=\"https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-150x150.png 150w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click-300x300.png 300w, https:\/\/educelec.com\/wp-content\/uploads\/2025\/09\/click.png 348w\" sizes=\"auto, (max-width: 26px) 100vw, 26px\" \/>.<\/a><\/h4>\n<hr \/>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; specialty=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-90px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_4&Prime; _builder_version=\u00a0\u00bb4.16&Prime; custom_padding=\u00a0\u00bb|||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3><strong><span style=\"color: #3366ff;\">Vous pouvez consulter aussi d&rsquo;autres pages :<\/span><\/strong><\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_4&Prime; specialty_columns=\u00a0\u00bb3&Prime; _builder_version=\u00a0\u00bb4.16&Prime; custom_padding=\u00a0\u00bb|||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_row_inner _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_margin=\u00a0\u00bb-50px||||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column_inner saved_specialty_column_type=\u00a0\u00bb3_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h5><span style=\"color: #3366ff;\">@<a style=\"color: #3366ff;\" href=\"https:\/\/educelec.com\/en\/div-cour-tens\/\">Diviseur de courant et de tension<\/a>; @<a style=\"color: #3366ff;\" href=\"https:\/\/educelec.com\/en\/loi-kirch\/\">lois de Kirchoff;<\/a> @<a style=\"color: #3366ff;\" href=\"https:\/\/educelec.com\/en\/theo-thev-nort\/\">TheoremeThevenin et Norton.<\/a> @<a style=\"color: #3366ff;\" href=\"https:\/\/educelec.com\/en\/ohm-puiss\/\">Lois d&rsquo;Ohm &amp; puissance<\/a><\/span><\/h5>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"<p>Acceuil &gt;\u00a0Electronique &gt; Circuits StabilisationExercices corrig\u00e9s Stabilisation des signaux Rappel cours. Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir. Rappel cours. Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir.La stabilisation se fait par diode Zener ou r\u00e9gulateur de tension. Les diodes [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-217667","page","type-page","status-publish","hentry"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Stabilisation des signaux - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/educelec.com\/en\/stabilis-signaux\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Stabilisation des signaux - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle\" \/>\n<meta property=\"og:description\" content=\"Acceuil &gt;\u00a0Electronique &gt; Circuits StabilisationExercices corrig\u00e9s Stabilisation des signaux Rappel cours. Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir. Rappel cours. Avant de commencer les exercices, profitez d\u2019un petit rappel des points cl\u00e9s pour mieux r\u00e9ussir.La stabilisation se fait par diode Zener ou r\u00e9gulateur de tension. 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