{"id":19642,"date":"2026-01-01T10:24:34","date_gmt":"2026-01-01T02:24:34","guid":{"rendered":"https:\/\/lorentzzi.com\/?p=19642"},"modified":"2026-01-01T10:25:21","modified_gmt":"2026-01-01T02:25:21","slug":"triac-vs-thyristor-key-differences-and-selection-tips","status":"publish","type":"post","link":"https:\/\/lorentzzi.com\/pt\/triac-vs-thyristor-key-differences-and-selection-tips\/","title":{"rendered":"TRIAC x Tiristor: Principais diferen\u00e7as e dicas de sele\u00e7\u00e3o"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"19642\" class=\"elementor elementor-19642\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e432e36 e-flex e-con-boxed e-con e-parent\" data-id=\"e432e36\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eaabdde elementor-widget elementor-widget-text-editor\" data-id=\"eaabdde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/pt\/reles-de-estado-solido\/\"><span style=\"font-weight: 400;\">Rel\u00e9s de estado s\u00f3lido CA<\/span><\/a><\/span><span style=\"font-weight: 400;\"><span style=\"color: #000000;\"> s\u00e3o amplamente utilizados em<\/span> sistemas de controle de aquecimento, mas voc\u00ea sabe qual \u00e9 o componente mais importante dentro de um rel\u00e9 de estado s\u00f3lido CA (usado para controle CA ou CC)?<\/span><\/p><p><span style=\"font-weight: 400;\">Os rel\u00e9s de estado s\u00f3lido CA cont\u00eam v\u00e1rios componentes, tais como resistores, capacitores, circuitos de isolamento optocoupler e unidades de controle.<\/span><\/p><p><span style=\"font-weight: 400;\">Entre esses componentes, o mais importante \u00e9 o TRIAC ou tiristor back-to-back. Ele \u00e9 respons\u00e1vel por ligar e desligar a carga, garantindo uma opera\u00e7\u00e3o confi\u00e1vel.<\/span><\/p><p><span style=\"font-weight: 400;\">Embora os TRIACs e os tiristores back-to-back funcionem de maneira semelhante, quais s\u00e3o as principais diferen\u00e7as entre eles?<\/span><\/p><p><span style=\"font-weight: 400;\">Este artigo responder\u00e1 \u00e0s seguintes perguntas:<\/span><\/p><ol><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">O que s\u00e3o?<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Principais diferen\u00e7as entre eles<\/span><\/li><\/ol><p><span style=\"font-weight: 400;\">Vamos continuar!<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d29e000 elementor-widget elementor-widget-heading\" data-id=\"d29e000\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 um TRIAC?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a87c2f elementor-widget elementor-widget-video\" data-id=\"2a87c2f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/q8q-tvkvTGc&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b444253 elementor-widget elementor-widget-text-editor\" data-id=\"b444253\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.electronics-tutorials.ws\/power\/triac.html\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\"><span style=\"color: #ff0000;\">TRIAC<\/span><\/span><\/a><span style=\"font-weight: 400;\"> \u00e9 uma abrevia\u00e7\u00e3o de Triode AC Switch (Interruptor CA Triodo), que consiste em dois tiristores conectados em anti-reverso, embalados juntos, compartilhando um gate comum.<\/span><\/p><p><span style=\"font-weight: 400;\">Ao contr\u00e1rio dos tiristores unidirecionais, que conduzem corrente cont\u00ednua apenas em uma \u00fanica dire\u00e7\u00e3o, os TRIACs s\u00e3o projetados para controle de corrente alternada.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8cb3eb7 elementor-widget elementor-widget-image\" data-id=\"8cb3eb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram.jpg\" class=\"attachment-large size-large wp-image-19639\" alt=\"A energia CA passa pelo diagrama de fluxo de corrente TRIAC\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-power-passes-TRIAC-current-flow-diagram-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df26139 elementor-widget elementor-widget-text-editor\" data-id=\"df26139\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Possui tr\u00eas terminais: MT1, MT2 e G, sendo que o terminal G \u00e9 utilizado para acionar a condu\u00e7\u00e3o entre MT1 e MT2 de forma bidirecional.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-89f5752 elementor-widget elementor-widget-image\" data-id=\"89f5752\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol.jpg\" class=\"attachment-large size-large wp-image-19637\" alt=\"Diferentes TRIACs, composi\u00e7\u00e3o e s\u00edmbolo el\u00e9trico\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Different-TRIACs-composition-and-electrical-symbol-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcf7ead elementor-widget elementor-widget-text-editor\" data-id=\"dcf7ead\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Uma vez que uma corrente de disparo \u00e9 aplicada ao terminal G, o TRIAC permanecer\u00e1 no estado ligado.<\/span><\/p><p><span style=\"font-weight: 400;\">Ent\u00e3o, como deslig\u00e1-lo?<\/span><\/p><p><span style=\"font-weight: 400;\">Existem dois m\u00e9todos:<\/span><\/p><p><span style=\"font-weight: 400;\">O primeiro m\u00e9todo consiste em desligar a alimenta\u00e7\u00e3o principal dos terminais MT1 e MT2;<\/span><\/p><p><span style=\"font-weight: 400;\">O segundo m\u00e9todo consiste em remover o sinal de disparo da porta (G), e o TRIAC desligar\u00e1 automaticamente quando a pr\u00f3xima corrente de carga cruzar naturalmente o zero. Este m\u00e9todo de desligamento, utilizando a caracter\u00edstica de cruzamento zero da corrente CA, \u00e9 a base para o controle de fase CA (como regula\u00e7\u00e3o de intensidade e velocidade) e a opera\u00e7\u00e3o de rel\u00e9s de estado s\u00f3lido.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d37cfb elementor-widget elementor-widget-image\" data-id=\"6d37cfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/ac-blog.panasonic.com\/relay\/what-is-the-zero-cross-function-of-a-solid-state-replay-ssr-what-is-it-used-applications\" target=\"_blank\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform.jpg\" class=\"attachment-large size-large wp-image-19641\" alt=\"Sinal de controle AC SSR vs forma de onda de sa\u00edda\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/AC-SSR-control-signal-vs-output-waveform-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9898c53 elementor-widget elementor-widget-heading\" data-id=\"9898c53\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 um tiristor?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de7f8b5 elementor-widget elementor-widget-text-editor\" data-id=\"de7f8b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Agora vamos dar uma olhada nos tiristores.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-deb4b24 elementor-widget elementor-widget-image\" data-id=\"deb4b24\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes.jpg\" class=\"attachment-large size-large wp-image-19640\" alt=\"Tiristores de diferentes formas\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristors-of-different-shapes-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f91e2d1 elementor-widget elementor-widget-text-editor\" data-id=\"f91e2d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A rigor, o tiristor \u00e9 um componente essencial de um retificador controlado por sil\u00edcio bidirecional (TRIAC).<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c264cf elementor-widget elementor-widget-video\" data-id=\"0c264cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/hNRzK9SiqQA?si=WztbQ6Tyhm3BAr4I&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b1cc789 elementor-widget elementor-widget-text-editor\" data-id=\"b1cc789\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Conforme mostrado na introdu\u00e7\u00e3o ao TRIAC acima, dois tiristores colocados em s\u00e9rie constituem um TRIAC e, juntos, formam um dispositivo de controle completo.<\/span><\/p><p><span style=\"font-weight: 400;\">O tiristor, tamb\u00e9m conhecido como SCR (retificador controlado por sil\u00edcio), \u00e9 utilizado para controlar fontes de alimenta\u00e7\u00e3o CC.<\/span><\/p><p><span style=\"font-weight: 400;\">Voc\u00ea pode pensar em um tiristor como uma torneira.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18f9fc3 elementor-widget elementor-widget-image\" data-id=\"18f9fc3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet.jpg\" class=\"attachment-large size-large wp-image-19635\" alt=\"O tiristor funciona como uma torneira\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Thyristor-works-like-a-faucet-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-726f042 elementor-widget elementor-widget-text-editor\" data-id=\"726f042\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Seu princ\u00edpio de funcionamento \u00e9 o seguinte: o \u00e2nodo (A) do tiristor \u00e9 como a entrada da torneira; a corrente flui a partir do \u00e2nodo, assim como a \u00e1gua entra na torneira pela entrada.<\/span><\/p><p><span style=\"font-weight: 400;\">O c\u00e1todo (K) \u00e9 como a sa\u00edda de uma torneira; a corrente flui para fora do c\u00e1todo, assim como a \u00e1gua flui para fora da sa\u00edda.<\/span><\/p><p><span style=\"font-weight: 400;\">O eletrodo de controle (G) desempenha um papel crucial no controle e pode ser comparado \u00e0 alavanca de uma torneira.<\/span><\/p><p><span style=\"font-weight: 400;\">Aplicar um sinal de disparo ao eletrodo de controle \u00e9 equivalente a girar a manivela; o tiristor conduz e a corrente flui suavemente.<\/span><\/p><p><span style=\"font-weight: 400;\">\u00c9 importante observar que os tiristores t\u00eam condutividade unidirecional. Uma vez ligados, eles permanecem em condu\u00e7\u00e3o mesmo ap\u00f3s a remo\u00e7\u00e3o do sinal do gate. No entanto, quando usado para controlar a energia CA, o tiristor desligar\u00e1 quando a tens\u00e3o CA inverter a polaridade.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6799837 elementor-widget elementor-widget-heading\" data-id=\"6799837\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Principais diferen\u00e7as entre TRIAC e tiristor<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb26281 elementor-widget elementor-widget-text-editor\" data-id=\"cb26281\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">N\u00e3o basta saber o que s\u00e3o triacs e tiristores; para compreend\u00ea-los melhor ou selecion\u00e1-los, devemos entender claramente as diferen\u00e7as entre eles.<\/span><\/p><p><span style=\"font-weight: 400;\">A seguir, listaremos 7 diferen\u00e7as principais, incluindo dire\u00e7\u00e3o da corrente, estrutura, aplica\u00e7\u00e3o do circuito, m\u00e9todo de acionamento, m\u00e9todo de desligamento, \u00e1reas de aplica\u00e7\u00e3o e corrente m\u00e1xima de passagem.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-745830b eael-dt-th-align-center eael-table-align-center elementor-widget elementor-widget-eael-data-table\" data-id=\"745830b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-data-table.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"eael-data-table-wrap\" data-table_id=\"745830b\" id=\"eael-data-table-wrapper-745830b\" data-custom_responsive=\"false\">\n\t\t\t<table class=\"tablesorter eael-data-table center\" id=\"eael-data-table-745830b\">\n\t\t\t    <thead>\n\t\t\t        <tr class=\"table-header\">\n\t\t\t\t\t\t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Item<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">TRIAC<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Tiristor (SCR)<\/span><\/th>\n\t\t\t        \t\t\t\t        <\/tr>\n\t\t\t    <\/thead>\n\t\t\t  \t<tbody>\n\t\t\t\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tDire\u00e7\u00e3o atual\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tBidirecional. A corrente flui entre MT1 e MT2.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tUnidirecional. A corrente flui de A para K.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tEstrutura\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tEquivalente a dois SCRs conectados em paralelo reverso e integrados em um \u00fanico chip de sil\u00edcio.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tEstrutura semicondutora de quatro camadas (PNPN).\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tAplica\u00e7\u00e3o do circuito\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tControle direto de circuitos CA, como regula\u00e7\u00e3o de tens\u00e3o CA, regula\u00e7\u00e3o de intensidade luminosa e controle de velocidade do motor.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tCircuitos CC; ou controle retificador de onda completa\/meia onda para circuitos CA.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tM\u00e9todo de acionamento\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tComplexo, podemos usar DIAC, pulsos, circuitos DC\/l\u00f3gicos ou circuitos RC para acionamento.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tSimples, um pulso positivo \u00e9 aplicado ao port\u00e3o em rela\u00e7\u00e3o ao c\u00e1todo.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tM\u00e9todo de desligamento\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tQuando a corrente passa por zero, remover o sinal de controle pode desligar ou cortar a energia de MT1 para MT2.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tEm circuitos CC, um circuito comutador \u00e9 usado para desligar a corrente; em circuitos CA, a corrente desliga automaticamente quando cruza o zero.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tAplicativo\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tRegula\u00e7\u00e3o de tens\u00e3o controlada por fase, como reguladores de intensidade luminosa, reguladores de tens\u00e3o e controladores de velocidade.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tRetificador, inversor, controle de aquecimento do sistema CC.\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\tCorrente m\u00e1xima de passagem\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t320 amperes, se dentro de caixas SSR, m\u00e1ximo 40 amperes\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t3200 amperes\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t    <\/tbody>\n\t\t\t<\/table>\n\t\t<\/div>\n\t  \t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-796d4c6 elementor-widget elementor-widget-heading\" data-id=\"796d4c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dicas para a sele\u00e7\u00e3o de TRIACs e tiristores<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-113c585 elementor-widget elementor-widget-text-editor\" data-id=\"113c585\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A seguir, forneceremos dicas e sugest\u00f5es de sele\u00e7\u00e3o do ponto de vista da aplica\u00e7\u00e3o:<\/span><\/p><p><span style=\"font-weight: 400;\">Para controlar aparelhos dom\u00e9sticos de CA (como motores de indu\u00e7\u00e3o em geladeiras ou ventiladores, luzes de CA ou motores de uso geral), normalmente se escolhe um triac (TRIAC).<\/span><\/p><p><span style=\"font-weight: 400;\">Para controlar equipamentos CC ou realizar retifica\u00e7\u00e3o CA precisa e de alta pot\u00eancia (como drivers de motor CC ou retificadores controlados por fase), normalmente \u00e9 utilizado um tiristor padr\u00e3o (SCR).<\/span><\/p><p><span style=\"font-weight: 400;\">Al\u00e9m disso, se voc\u00ea tiver apenas tiristores \u00e0 disposi\u00e7\u00e3o, mas quiser controlar uma carga CA, pode conectar dois tiristores em paralelo reverso para obter a mesma fun\u00e7\u00e3o que um interruptor retificador controlado por sil\u00edcio (SCR) bidirecional. Esse m\u00e9todo \u00e9 muito adequado para controlar cargas CA de alta pot\u00eancia.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fc533d elementor-widget elementor-widget-image\" data-id=\"8fc533d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC.jpg\" class=\"attachment-large size-large wp-image-19636\" alt=\"Transformando um m\u00f3dulo tiristor MTC em um TRIAC\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/01\/Changing-a-MTC-thyristor-module-into-a-TRIAC-64x32.jpg 64w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b54c988 elementor-widget elementor-widget-heading\" data-id=\"b54c988\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclus\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee23b82 elementor-widget elementor-widget-text-editor\" data-id=\"ee23b82\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">TRIAC e tiristores s\u00e3o dois tipos diferentes de dispositivos semicondutores com diferentes n\u00edveis de pot\u00eancia e aplica\u00e7\u00f5es.<\/span><\/p><p><span style=\"font-weight: 400;\">Eles podem ser encontrados n\u00e3o apenas em <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/pt\/reles-de-estado-solido\/\"><span style=\"font-weight: 400;\">rel\u00e9s de estado s\u00f3lido<\/span><\/a><\/span><span style=\"font-weight: 400;\"> mas tamb\u00e9m em outros dispositivos, como <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/pt\/categoria-do-produto\/regulador-de-potencia-scr\/\"><span style=\"font-weight: 400;\">Reguladores de pot\u00eancia SCR<\/span><\/a><\/span><span style=\"font-weight: 400;\">, controladores de regula\u00e7\u00e3o de intensidade luminosa, inversores de pot\u00eancia, arrancadores suaves, etc.<\/span><\/p><p><span style=\"font-weight: 400;\">Se voc\u00ea estiver procurando por TRIACs como BTA16, BTA26, BTA41 ou tiristores das s\u00e9ries MTC, MTA, MTK e MTX, envie uma consulta para <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"mailto:shonxu@lorentzzi.com\"><span style=\"font-weight: 400;\">shonxu@lorentzzi.com<\/span><\/a><\/span><span style=\"font-weight: 400;\"> Para mais informa\u00e7\u00f5es!<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>AC solid-state relays are widely used in heating control systems, but do you know what the most important component inside an AC solid-state relay (used for AC or DC control) is? AC solid-state relays contain various components, such as resistors, capacitors, optocoupler isolation circuits, and control units. Among these components, the most important is the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19638,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[109],"tags":[],"class_list":["post-19642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solid-state-relay"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.0 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>TRIAC Vs Thyristor: Key Differences and Selection Tips<\/title>\n<meta name=\"description\" content=\"In this blog post, we will provide you comprehensive knowledge of the key differences of TRIAC Vs Thyristor, click to learn now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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