{"id":5068,"date":"2025-11-06T02:11:13","date_gmt":"2025-11-06T02:11:13","guid":{"rendered":"https:\/\/www.telaled.com\/?p=5068"},"modified":"2026-01-09T03:06:55","modified_gmt":"2026-01-09T03:06:55","slug":"oque-e-diodo","status":"publish","type":"post","link":"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/","title":{"rendered":"\u30c0\u30a4\u30aa\u30fc\u30c9\u3068\u306f\u4f55\u304b\uff1f\u305d\u306e\u6a5f\u80fd\u3001\u7a2e\u985e\u3001\u96fb\u5b50\u6a5f\u5668\u306b\u304a\u3051\u308b\u5f79\u5272\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002."},"content":{"rendered":"<section class=\"section\" id=\"section_327747858\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-528676808\">\n\n\t<div id=\"col-823395085\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u76ee\u6b21\u3092\u5207\u308a\u66ff\u3048\u308b\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#O_que_e_diodo_Um_guia_claro_e_pratico\" >\u30c0\u30a4\u30aa\u30fc\u30c9\u3068\u306f\u4f55\u304b\uff1f\u5206\u304b\u308a\u3084\u3059\u304f\u5b9f\u7528\u7684\u306a\u30ac\u30a4\u30c9\u3002.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#1_Ideia_basica_e_como_funcionam_os_diodos\" >1. \u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u3068\u52d5\u4f5c\u539f\u7406<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#2_Principais_termos_eletricos_resumido\" >2. \u4e3b\u306a\u96fb\u6c17\u7528\u8a9e\uff08\u8981\u7d04\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Tipos_comuns_de_diodos_e_suas_funcoes\" >\u4e00\u822c\u7684\u306a\u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u7a2e\u985e\u3068\u305d\u306e\u6a5f\u80fd<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#2_Diodo_Emissor_de_Luz\" >2. \u767a\u5149\u30c0\u30a4\u30aa\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#3_Diodo_Zener\" >3. \u30c4\u30a7\u30ca\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#4_Diodo_Schottky\" >4. \u30b7\u30e7\u30c3\u30c8\u30ad\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#5_Fotodiodo\" >5. \u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#6_Diodo_Varactor\" >6. \u30d0\u30e9\u30af\u30bf\u30c0\u30a4\u30aa\u30fc\u30c9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Aplicacoes_praticas\" >\u5b9f\u7528\u7684\u306a\u5fdc\u7528<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Como_o_diodo_se_comportam_em_uma_curva_I-V\" >\u30c0\u30a4\u30aa\u30fc\u30c9\u306f IV \u66f2\u7dda\u4e0a\u3067\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3057\u307e\u3059\u304b?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Materiais_e_Tendencias_Modernas\" >\u7d20\u6750\u3068\u73fe\u4ee3\u306e\u30c8\u30ec\u30f3\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Circuitos_simples_que_voce_pode_experimentar\" >\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u7c21\u5358\u306a\u56de\u8def\u3002<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Dicas_de_seguranca_e_selecao\" >\u5b89\u5168\u6027\u3068\u9078\u629e\u306e\u30d2\u30f3\u30c8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Lista_rapida_de_solucao_de_problemas\" >\u30af\u30a4\u30c3\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.telaled.com\/ja\/oque-e-diodo\/#Resumo_final\" >\u6700\u7d42\u8981\u7d04<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"O_que_e_diodo_Um_guia_claro_e_pratico\"><\/span>\u30c0\u30a4\u30aa\u30fc\u30c9\u3068\u306f\u4f55\u304b\uff1f\u5206\u304b\u308a\u3084\u3059\u304f\u5b9f\u7528\u7684\u306a\u30ac\u30a4\u30c9\u3002.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30c0\u30a4\u30aa\u30fc\u30c9\u3068\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u3001\u96fb\u6d41\u3092\u4e3b\u306b\u4e00\u65b9\u5411\u306b\u6d41\u3059\u5c0f\u578b\u306e\u96fb\u5b50\u90e8\u54c1\u3067\u3059\u3002\u96fb\u6c17\u306e\u4e00\u65b9\u901a\u884c\u306e\u5f01\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30e6\u30cb\u30fc\u30af\u306a\u7279\u6027\u306b\u3088\u308a\u3001\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u591a\u304f\u306e\u56de\u8def\u3067\u5f79\u7acb\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_2002916550\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo.webp\" class=\"attachment-large size-large\" alt=\"\u30c0\u30a4\u30aa\u30fc\u30c9\u3068\u306f\u4f55\u3067\u3059\u304b?\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_2002916550 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1832115759\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1832115759 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-2036228325\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-2036228325 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"1_Ideia_basica_e_como_funcionam_os_diodos\"><\/span><strong>1. \u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u3068\u52d5\u4f5c\u539f\u7406<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u30c0\u30a4\u30aa\u30fc\u30c9\u306b\u306f\u3001\u30a2\u30ce\u30fc\u30c9\u3068\u30ab\u30bd\u30fc\u30c9\u306e2\u3064\u306e\u7aef\u5b50\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30ce\u30fc\u30c9\u306b\u6b63\u96fb\u5727\u3092\u3001\u30ab\u30bd\u30fc\u30c9\u306b\u4f4e\u3044\u96fb\u5727\u3092\u5370\u52a0\u3059\u308b\u3068\u3001\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u96fb\u6d41\u3092\u6d41\u3057\u307e\u3059\u3002\u9006\u6975\u6027\u3067\u306f\u3001\u96fb\u6d41\u306e\u901a\u904e\u3092\u906e\u65ad\u3057\u307e\u3059\u3002.<\/p>\n<p>\u3053\u308c\u306f\u3001\u30c0\u30a4\u30aa\u30fc\u30c9\u304cPN\u63a5\u5408\u90e8\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u306b\u8d77\u3053\u308a\u307e\u3059\u3002\u7247\u5074\u306f\u96fb\u5b50\u3092\u591a\u304f\u30c9\u30fc\u30d7\uff08N\u578b\uff09\u3057\u3001\u3082\u3046\u7247\u5074\u306f\u6b63\u5b54\u3092\u591a\u304f\u30c9\u30fc\u30d7\uff08P\u578b\uff09\u3057\u307e\u3059\u3002\u63a5\u5408\u90e8\u306b\u306f\u8584\u3044\u7a7a\u4e4f\u9818\u57df\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u7a7a\u4e4f\u9818\u57df\u306f\u969c\u58c1\u3068\u306a\u308a\u3001\u5370\u52a0\u96fb\u5727\u304c\u5341\u5206\u306b\u9ad8\u304f\u306a\u3044\u9650\u308a\u3001\u96fb\u6d41\u306e\u901a\u904e\u3092\u59a8\u3052\u307e\u3059\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_Principais_termos_eletricos_resumido\"><\/span><strong>2. \u4e3b\u306a\u96fb\u6c17\u7528\u8a9e\uff08\u8981\u7d04\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><strong>\u9806\u65b9\u5411\u96fb\u5727\uff08Vf\uff09\uff1a<\/strong> \u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u5c0e\u901a\u3059\u308b\u3068\u304d\u306e\u96fb\u5727\u964d\u4e0b\uff08\u30b7\u30ea\u30b3\u30f3\u306e\u5834\u5408\u22480.7V\uff09<\/li>\n<li><strong>\u9006\u7834\u58ca\u96fb\u5727\uff08Vbr\uff09\uff1a<\/strong> \u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u9006\u65b9\u5411\u306b\u5c0e\u901a\u3057\u59cb\u3081\u308b\u9006\u96fb\u5727\u3002.<\/li>\n<li><strong>\u6700\u5927\u76f4\u6d41\u96fb\u6d41\uff08If\uff09\uff1a<\/strong> \u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u8010\u3048\u3089\u308c\u308b\u6700\u5927\u5b89\u5168\u96fb\u6d41\u3002.<\/li>\n<li><strong>\u9006\u6f0f\u308c\u96fb\u6d41\uff08Ir\uff09\uff1a<\/strong> \u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u9006\u30d0\u30a4\u30a2\u30b9\u3055\u308c\u308b\u3068\u5c0f\u3055\u306a\u96fb\u6d41\u304c\u6d41\u308c\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Tipos_comuns_de_diodos_e_suas_funcoes\"><\/span>\u4e00\u822c\u7684\u306a\u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u7a2e\u985e\u3068\u305d\u306e\u6a5f\u80fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>1.\u6574\u6d41\u30c0\u30a4\u30aa\u30fc\u30c9\uff1a<\/strong><\/p>\n<p>\u4ea4\u6d41\u3092\u76f4\u6d41\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_2114999277\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador.webp\" class=\"attachment-large size-large\" alt=\"\u6574\u6d41\u30c0\u30a4\u30aa\u30fc\u30c9\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_2114999277 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"2_Diodo_Emissor_de_Luz\"><\/span><strong>2. \u767a\u5149\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>LED\u306f\u96fb\u6d41\u304c\u6d41\u308c\u308b\u3068\u5149\u3092\u767a\u3057\u307e\u3059\u3002\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u3001\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u3001\u7167\u660e\u30b7\u30b9\u30c6\u30e0\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1174236881\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode.jpg\" class=\"attachment-large size-large\" alt=\"\u767a\u5149\u30c0\u30a4\u30aa\u30fc\u30c9\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode.jpg 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-300x200.jpg 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-768x512.jpg 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-18x12.jpg 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-600x400.jpg 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1174236881 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"3_Diodo_Zener\"><\/span><strong>3. \u30c4\u30a7\u30ca\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5b89\u5168\u306a\u9006\u30d6\u30ec\u30fc\u30af \u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u96fb\u5727\u8abf\u6574\u304a\u3088\u3073\u4fdd\u8b77\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_399624307\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener.webp\" class=\"attachment-large size-large\" alt=\"\u30c4\u30a7\u30ca\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_399624307 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"4_Diodo_Schottky\"><\/span><strong>4. \u30b7\u30e7\u30c3\u30c8\u30ad\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5b89\u5168\u306a\u9006\u30d6\u30ec\u30fc\u30af \u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u96fb\u5727\u8abf\u6574\u304a\u3088\u3073\u4fdd\u8b77\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_851252456\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_851252456 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"5_Fotodiodo\"><\/span><strong>5. \u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5149\u3092\u96fb\u6d41\u306b\u5909\u63db\u3057\u3001\u7121\u7dda\u5468\u6ce2\u6570\u540c\u8abf\u56de\u8def\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1125219768\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo.webp\" class=\"attachment-large size-large\" alt=\"\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1125219768 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"6_Diodo_Varactor\"><\/span><strong>6. \u30d0\u30e9\u30af\u30bf\u30c0\u30a4\u30aa\u30fc\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5149\u3092\u96fb\u6d41\u306b\u5909\u63db\u3057\u3001\u7121\u7dda\u5468\u6ce2\u6570\u540c\u8abf\u56de\u8def\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_740388601\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor.webp\" class=\"attachment-large size-large\" alt=\"\u30d0\u30e9\u30af\u30bf\u30c0\u30a4\u30aa\u30fc\u30c9\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_740388601 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1426575643\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas.webp\" class=\"attachment-large size-large\" alt=\"\u5b9f\u7528\u7684\u306a\u5fdc\u7528\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1426575643 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h3><span class=\"ez-toc-section\" id=\"Aplicacoes_praticas\"><\/span>\u5b9f\u7528\u7684\u306a\u5fdc\u7528<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u643a\u5e2f\u96fb\u8a71\u306e\u5145\u96fb\u5668\u3084\u96fb\u6e90\u30a2\u30c0\u30d7\u30bf\u30fc\u306f\u3001\u6574\u6d41\u30c0\u30a4\u30aa\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u4ea4\u6d41\u3092\u76f4\u6d41\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n<li>LED \u304c\u30b9\u30c6\u30fc\u30bf\u30b9 \u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u3068\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u3092\u70b9\u706f\u3057\u307e\u3059\u3002.<\/li>\n<li>\u30c4\u30a7\u30ca\u30fc \u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u3001\u96fb\u5727\u30b9\u30d1\u30a4\u30af\u304b\u3089\u654f\u611f\u306a\u96fb\u5b50\u90e8\u54c1\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002.<\/li>\n<li>\u30b7\u30e7\u30c3\u30c8\u30ad\u30fc \u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u3001\u52b9\u7387\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0 \u30e2\u30fc\u30c9\u96fb\u6e90\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/li>\n<li>\u30d5\u30a9\u30c8\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u3001\u30ea\u30e2\u30b3\u30f3\u3001\u9732\u51fa\u8a08\u3001\u5149\u53d7\u4fe1\u6a5f\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Como_o_diodo_se_comportam_em_uma_curva_I-V\"><\/span>\u30c0\u30a4\u30aa\u30fc\u30c9\u306f IV \u66f2\u7dda\u4e0a\u3067\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3057\u307e\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u96fb\u6d41\u3092\u96fb\u5727\u306e\u95a2\u6570\u3068\u3057\u3066\u30b0\u30e9\u30d5\u306b\u30d7\u30ed\u30c3\u30c8\u3057\u307e\u3059\u3002\u9806\u65b9\u5411\u30d0\u30a4\u30a2\u30b9\u9818\u57df\u3067\u306f\u3001\u96fb\u5727\u304c\u95be\u5024\uff08Vf\uff09\u3092\u8d85\u3048\u308b\u3068\u3059\u3050\u306b\u96fb\u6d41\u304c\u6025\u6fc0\u306b\u5897\u52a0\u3057\u307e\u3059\u3002\u9006\u65b9\u5411\u30d0\u30a4\u30a2\u30b9\u9818\u57df\u3067\u306f\u3001\u30d6\u30ec\u30fc\u30af\u30c0\u30a6\u30f3\u96fb\u5727\u306b\u9054\u3059\u308b\u307e\u3067\u96fb\u6d41\u306f\u5b9f\u8cea\u7684\u306b\u30bc\u30ed\u3067\u3059\u3002\u30d6\u30ec\u30fc\u30af\u30c0\u30a6\u30f3\u70b9\u3067\u306f\u3001\u62b5\u6297\u3084\u56de\u8def\u8a2d\u8a08\u306b\u3088\u3063\u3066\u5236\u9650\u3055\u308c\u306a\u3044\u9650\u308a\u3001\u96fb\u6d41\u306f\u6025\u6fc0\u306b\u5897\u52a0\u3057\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Materiais_e_Tendencias_Modernas\"><\/span><strong>\u7d20\u6750\u3068\u73fe\u4ee3\u306e\u30c8\u30ec\u30f3\u30c9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30b7\u30ea\u30b3\u30f3\u306f\u6a19\u6e96\u7684\u306a\u6750\u6599\u3067\u3059\u3002\u30b2\u30eb\u30de\u30cb\u30a6\u30e0\u306f\u5f53\u521d\u3001\u9806\u65b9\u5411\u96fb\u5727\u964d\u4e0b\u304c\u4f4e\u3044\u3053\u3068\u304b\u3089\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u5b89\u5b9a\u6027\u306b\u6b20\u3051\u307e\u3059\u3002\u30ac\u30ea\u30a6\u30e0\u30d2\u7d20\uff08GaAs\uff09\u3068\u7a92\u5316\u30ac\u30ea\u30a6\u30e0\uff08GaN\uff09\u306f\u305d\u308c\u305e\u308c\u7279\u5b9a\u306e\u6a5f\u80fd\u3092\u679c\u305f\u3057\u307e\u3059\u3002GaAs\u306f\u30aa\u30d7\u30c8\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u3084\u9ad8\u5468\u6ce2\u7528\u9014\u3001GaN\u3068\u30b7\u30ea\u30b3\u30f3\u30ab\u30fc\u30d0\u30a4\u30c9\uff08SiC\uff09\u306f\u9ad8\u51fa\u529b\u30fb\u9ad8\u52b9\u7387\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u7528\u9014\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6750\u6599\u306f\u3001\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u640d\u5931\u3068\u767a\u71b1\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Circuitos_simples_que_voce_pode_experimentar\"><\/span>\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u7c21\u5358\u306a\u56de\u8def\u3002<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>LED\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc:<\/strong> \u30c0\u30a4\u30aa\u30fc\u30c9 + \u76f4\u5217\u62b5\u6297 + \u96fb\u6c60\u3002\u8996\u899a\u30c6\u30b9\u30c8\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u534a\u6ce2\u6574\u6d41\u5668\uff1a<\/strong> \u5358\u4e00\u306e\u30c0\u30a4\u30aa\u30fc\u30c9\u304c\u4ea4\u6d41\u30d1\u30eb\u30b9\u3092\u8108\u52d5\u3059\u308b\u76f4\u6d41\u306b\u5909\u63db\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u30d6\u30ea\u30c3\u30b8\u6574\u6d41\u5668:<\/strong> 4\u3064\u306e\u30c0\u30a4\u30aa\u30fc\u30c9\u3067\u4ea4\u6d41\u304b\u3089\u5168\u6ce2\u6574\u6d41\u3055\u308c\u305f\u76f4\u6d41\u96fb\u6d41\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u51fa\u529b\u3092\u5e73\u6ed1\u5316\u3059\u308b\u305f\u3081\u306b\u30b3\u30f3\u30c7\u30f3\u30b5\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Dicas_de_seguranca_e_selecao\"><\/span><strong>\u5b89\u5168\u6027\u3068\u9078\u629e\u306e\u30d2\u30f3\u30c8<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u56de\u8def\u306e\u6700\u5927\u9806\u65b9\u5411\u96fb\u6d41\u3068\u6700\u5927\u9006\u65b9\u5411\u96fb\u5727\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>LED \u306b\u96fb\u6d41\u5236\u9650\u62b5\u6297\u5668\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002.<\/li>\n<li>\u9ad8\u96fb\u6d41\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u30d2\u30fc\u30c8\u30b7\u30f3\u30af\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u3088\u308a\u9ad8\u3044\u96fb\u529b\u5b9a\u683c\u306e\u30c0\u30a4\u30aa\u30fc\u30c9\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u3001\u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u56de\u5fa9\u6642\u9593\u3068\u9806\u65b9\u5411\u96fb\u5727\u964d\u4e0b\u3092\u56de\u8def\u306e\u5468\u6ce2\u6570\u3068\u96fb\u5727\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Lista_rapida_de_solucao_de_problemas\"><\/span>\u30af\u30a4\u30c3\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u4e21\u65b9\u5411\u306b\u958b\u56de\u8def\u304c\u3042\u308a\u307e\u3059\u3002\u304a\u305d\u3089\u304f\u713c\u640d\u3057\u3066\u3044\u308b\u3068\u601d\u308f\u308c\u307e\u3059\u3002.<\/li>\n<li>\u4e21\u65b9\u5411\u306b\u4f1d\u5c0e\u3057\u307e\u3059\u3002\u304a\u305d\u3089\u304f\u77ed\u7d61\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u3002.<\/li>\n<li>LED \u306e\u9806\u65b9\u5411\u96fb\u5727\u304c\u9ad8\u3044\u3001\u307e\u305f\u306f LED \u304c\u70b9\u706f\u3057\u306a\u3044\u5834\u5408\u306f\u3001\u76f4\u5217\u62b5\u6297\u5668\u307e\u305f\u306f\u914d\u7dda\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Resumo_final\"><\/span>\u6700\u7d42\u8981\u7d04<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u96fb\u6d41\u306e\u65b9\u5411\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002\u3053\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u30eb\u30fc\u30eb\u306b\u3088\u308a\u3001\u6574\u6d41\u3001\u767a\u5149\u3001\u96fb\u5727\u57fa\u6e96\u3001\u691c\u6ce2\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306a\u3069\u3001\u69d8\u3005\u306a\u7528\u9014\u306b\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u96fb\u5b50\u6a5f\u5668\u3092\u6271\u3046\u65b9\u3067\u3042\u308c\u3070\u3001\u30c0\u30a4\u30aa\u30fc\u30c9\u3092\u983b\u7e41\u306b\u4f7f\u7528\u3059\u308b\u3067\u3057\u3087\u3046\u3002\u30c0\u30a4\u30aa\u30fc\u30c9\u306f\u5c0f\u578b\u3067\u5b89\u4fa1\u3001\u305d\u3057\u3066\u52b9\u7387\u7684\u3067\u3059\u3002.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_327747858 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":7,"featured_media":5077,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,21],"tags":[64,57,60,58,65,63,59,61,62],"class_list":["post-5068","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","category-intercambio-tecnico","tag-componentes-eletricos","tag-diodo","tag-diodo-zener","tag-eletronica","tag-fluxo-de-corrente","tag-juncao-pn","tag-led","tag-retificador","tag-semicondutor"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oque e diodo? 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