{"id":2463,"date":"2025-05-10T20:04:54","date_gmt":"2025-05-10T12:04:54","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=2463"},"modified":"2025-05-10T20:05:01","modified_gmt":"2025-05-10T12:05:01","slug":"12v-spdt-pcb-mount-2a-super-miniature-relay","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/","title":{"rendered":"12V Spdt Montagem em PCB 2a Rel\u00e9 Super Miniatura"},"content":{"rendered":"<p>Os rel\u00e9s ultra-miniatura 2A SPDT de 12V montados em PCB tornaram-se um elemento de controlo cr\u00edtico no equipamento eletr\u00f3nico compacto atual, com o seu design miniaturizado superior a assegurar um elevado desempenho, ao mesmo tempo que se consegue uma poupan\u00e7a de espa\u00e7o revolucion\u00e1ria.Normalmente mais de 50% mais pequenos do que os rel\u00e9s convencionais, estes rel\u00e9s ultra-miniatura s\u00e3o utilizados numa vasta gama de sistemas electr\u00f3nicos de alta densidade porque mant\u00eam um excelente desempenho el\u00e9trico e fiabilidade mec\u00e2nica.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u00cdndice<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Product_Benefits\" >Benef\u00edcios do produto<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Product_Category\" >Categoria do produto<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#1Classification_according_to_contact_material\" >1. classifica\u00e7\u00e3o de acordo com o material de contacto<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#2Classification_according_to_coil_characteristics\" >2. classifica\u00e7\u00e3o de acordo com as carater\u00edsticas da bobina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#3_Classified_by_package_form\" >3. Classificados por forma de embalagem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#4_Classified_by_special_function\" >4.Classificados por fun\u00e7\u00e3o especial<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#The_Role_of_Relays\" >O papel dos rel\u00e9s<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#1Electrical_isolation_barrier\" >1. barreira de isolamento el\u00e9trico<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#2Highly_Reliable_Signal_Routing\" >2. encaminhamento de sinal altamente fi\u00e1vel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#3Compact_Power_Control\" >3.Controlo de pot\u00eancia compacto<\/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.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#4Intelligent_State_Switching\" >4. comuta\u00e7\u00e3o inteligente de estados<\/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.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#5Basic_Logic_Construction\" >5. constru\u00e7\u00e3o l\u00f3gica b\u00e1sica<\/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.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#6System_Safety_Guard\" >6. prote\u00e7\u00e3o de seguran\u00e7a do sistema<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Working_Principle\" >Princ\u00edpio de funcionamento<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#1Electromagnetic_drive_system\" >1. sistema de acionamento eletromagn\u00e9tico<\/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.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#2Precision_Mechanical_Transmission\" >2. transmiss\u00e3o mec\u00e2nica de precis\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#3High_performance_contact_system\" >3. sistema de contacto de alto desempenho<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#4Co-operative_workflow\" >4. fluxo de trabalho cooperativo<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Specification\" >Especifica\u00e7\u00e3o<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Core_Electrical_Characteristics\" >Carater\u00edsticas el\u00e9ctricas do n\u00facleo<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Load_Capacity_Parameters\" >Par\u00e2metros de capacidade de carga<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Mechanical_Specifications\" >Especifica\u00e7\u00f5es mec\u00e2nicas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Reliability_Indicators\" >Indicadores de fiabilidade<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Representative_Model_Comparison\" >Compara\u00e7\u00e3o de modelos representativos<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#Diversified_application_scenarios_of_12V_SPDT_PCB_mounted_2A_ultra-miniature_relay\" >Cen\u00e1rios de aplica\u00e7\u00e3o diversificados do rel\u00e9 ultra-miniatura 2A SPDT de 12V montado em placa de circuito impresso<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#1Communication_infrastructure_field\" >1. dom\u00ednio das infra-estruturas de comunica\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#2Consumer_electronics_field\" >2. dom\u00ednio da eletr\u00f3nica de consumo<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#3Industrial_Automation\" >3. automa\u00e7\u00e3o industrial<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#4Medical_electronics\" >4. eletr\u00f3nica m\u00e9dica<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#5Test_and_Measurement_Instruments\" >5. instrumentos de teste e medi\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.topfastpcb.com\/pt\/blog\/12v-spdt-pcb-mount-2a-super-miniature-relay\/#6New_energy_and_power_electronics_field\" >6. Nova energia e dom\u00ednio da eletr\u00f3nica de pot\u00eancia<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Product_Benefits\"><\/span>Benef\u00edcios do produto<span class=\"ez-toc-section-end\"><\/span><\/h2><p>1.Extrema utiliza\u00e7\u00e3o do espa\u00e7o (o tamanho t\u00edpico \u00e9 de apenas 10 x 6 x 5 mm)<br>2. excelentes carater\u00edsticas el\u00e9ctricas (resist\u00eancia de contacto \u2264 100m\u03a9, resist\u00eancia de isolamento \u2265 100M\u03a9)<br>3.Ampla compatibilidade (12VDC\u00b110% gama de tens\u00e3o de funcionamento)<br>4. capacidade de carga fi\u00e1vel (2A\/250VAC ou 30VDC)<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Product_Category\"><\/span>Categoria do produto<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1Classification_according_to_contact_material\"><\/span>1. classifica\u00e7\u00e3o de acordo com o material de contacto<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Contactos em liga de prata: boa condutividade, forte resist\u00eancia ao arco<br>Contactos em ouro: baixa resist\u00eancia de contacto, adequada para a comuta\u00e7\u00e3o de pequenos sinais.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2Classification_according_to_coil_characteristics\"><\/span>2. classifica\u00e7\u00e3o de acordo com as carater\u00edsticas da bobina<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Tipo standard: conce\u00e7\u00e3o convencional de consumo de energia<br>Tipo de baixo consumo de energia: design economizador de energia, reduzindo o consumo global de energia do sistema.<br>Tipo de alta sensibilidade: pode funcionar de forma fi\u00e1vel com uma tens\u00e3o mais baixa.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Classified_by_package_form\"><\/span>3. Classificados por forma de embalagem<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Totalmente selado: resistente ao p\u00f3 e \u00e0 humidade, adequado para ambientes agressivos.<br>Semi-selada: prote\u00e7\u00e3o b\u00e1sica, baixo custo<br>Tipo aberto: boa dissipa\u00e7\u00e3o de calor, adequado para ambientes convencionais.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Classified_by_special_function\"><\/span>4.Classificados por fun\u00e7\u00e3o especial<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Com tipo de indica\u00e7\u00e3o LED: pode visualizar o estado de funcionamento.<br>Com tipo de prote\u00e7\u00e3o por d\u00edodo: d\u00edodo incorporado para proteger o circuito de condu\u00e7\u00e3o.<br>Com supress\u00e3o de picos de tens\u00e3o: para reduzir a interfer\u00eancia electromagn\u00e9tica do momento de comuta\u00e7\u00e3o.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Role_of_Relays\"><\/span>O papel dos rel\u00e9s<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Nos sistemas electr\u00f3nicos modernos, o rel\u00e9 ultra-miniatura SPDT de 12V desempenha m\u00faltiplas fun\u00e7\u00f5es cr\u00edticas devido ao seu design compacto e desempenho superior:<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1Electrical_isolation_barrier\"><\/span>1. barreira de isolamento el\u00e9trico<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Como barreira de seguran\u00e7a entre o circuito de controlo e o circuito de carga, consegue-se um isolamento el\u00e9trico completo. Esta carater\u00edstica de isolamento protege eficazmente o terminal de controlo de baixa tens\u00e3o contra interfer\u00eancias e danos do terminal de carga de alta tens\u00e3o, garantindo um funcionamento seguro e est\u00e1vel do sistema.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2Highly_Reliable_Signal_Routing\"><\/span>2. encaminhamento de sinal altamente fi\u00e1vel<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Em instrumentos de teste de precis\u00e3o e equipamento de comunica\u00e7\u00e3o, o rel\u00e9 serve como um interrutor eletr\u00f3nico altamente fi\u00e1vel para assegurar a comuta\u00e7\u00e3o precisa de percursos de sinal.O seu design ultra-miniatura \u00e9 particularmente adequado para aplica\u00e7\u00f5es de encaminhamento de sinais de alta densidade, mantendo uma excelente integridade do sinal.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3Compact_Power_Control\"><\/span>3.Controlo de pot\u00eancia compacto<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Apesar do seu tamanho compacto, a sua capacidade de transporte de corrente de 2 A torna-o um elemento de controlo ideal para dispositivos de pequena e m\u00e9dia pot\u00eancia, como conjuntos de ilumina\u00e7\u00e3o LED, micromotores e electrov\u00e1lvulas compactas, equilibrando perfeitamente as restri\u00e7\u00f5es de espa\u00e7o com as necessidades de pot\u00eancia.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4Intelligent_State_Switching\"><\/span>4. comuta\u00e7\u00e3o inteligente de estados<span class=\"ez-toc-section-end\"><\/span><\/h3><p>A estrutura SPDT de p\u00f3lo \u00fanico e duplo efeito confere-lhe uma capacidade de controlo bidirecional \u00fanica, um \u00fanico rel\u00e9 pode realizar: comuta\u00e7\u00e3o autom\u00e1tica do estado do circuito, sele\u00e7\u00e3o alternada de sinais de canal duplo e convers\u00e3o dos modos de funcionamento do equipamento.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5Basic_Logic_Construction\"><\/span>5. constru\u00e7\u00e3o l\u00f3gica b\u00e1sica<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Atrav\u00e9s da combina\u00e7\u00e3o inteligente de rel\u00e9s, podem ser constru\u00eddos circuitos l\u00f3gicos b\u00e1sicos, como AND, OR, etc., para fornecer solu\u00e7\u00f5es econ\u00f3micas para sistemas de automa\u00e7\u00e3o simples, especialmente adequados para cen\u00e1rios de aplica\u00e7\u00e3o que n\u00e3o requerem controladores program\u00e1veis complexos.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6System_Safety_Guard\"><\/span>6. prote\u00e7\u00e3o de seguran\u00e7a do sistema<span class=\"ez-toc-section-end\"><\/span><\/h3><p>O mecanismo de corte r\u00e1pido incorporado torna-o um dispositivo de prote\u00e7\u00e3o de circuito eficaz, que pode cortar rapidamente a liga\u00e7\u00e3o quando s\u00e3o detectadas condi\u00e7\u00f5es anormais e pode prevenir eficazmente danos por sobrecarga do equipamento, acidentes de curto-circuito do circuito e falhas do sistema.<\/p><figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-2.jpg\" alt=\"\" class=\"wp-image-2464\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-2-300x201.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Working_Principle\"><\/span>Princ\u00edpio de funcionamento<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1Electromagnetic_drive_system\"><\/span>1. sistema de acionamento eletromagn\u00e9tico<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Quando a tens\u00e3o de 12V DC \u00e9 carregada na bobina do rel\u00e9, o sistema eletromagn\u00e9tico em miniatura concebido com precis\u00e3o responde imediatamente:<br>A bobina miniatura feita de material de liga de alta permeabilidade gera um forte campo eletromagn\u00e9tico.<br>O processo de enrolamento optimizado garante a m\u00e1xima efici\u00eancia electromagn\u00e9tica num espa\u00e7o limitado.<br>A for\u00e7a de suc\u00e7\u00e3o electromagn\u00e9tica gerada \u00e9 aplicada com precis\u00e3o ao mecanismo de armadura de liga especial.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2Precision_Mechanical_Transmission\"><\/span>2. transmiss\u00e3o mec\u00e2nica de precis\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3><p>O sistema de transmiss\u00e3o mec\u00e2nica do rel\u00e9 ultra-miniatura incorpora a ess\u00eancia da engenharia micromec\u00e2nica:<br>Adoptando um sistema de molas de precis\u00e3o de n\u00edvel aeroespacial, o tempo de resposta \u00e9 de &lt;3ms.<br>O design exclusivo do mecanismo de amplifica\u00e7\u00e3o da alavanca aumenta a efici\u00eancia da for\u00e7a electromagn\u00e9tica em 40%.<br>A estrutura de rolamentos super-resistente ao desgaste garante uma vida mec\u00e2nica de 10 milh\u00f5es de vezes.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3High_performance_contact_system\"><\/span>3. sistema de contacto de alto desempenho<span class=\"ez-toc-section-end\"><\/span><\/h3><p>O conjunto de contactos SPDT adopta um design inovador:<br>Material de contacto comp\u00f3sito em sandu\u00edche (AgSnO2+Au plating)<br>Mecanismo de palheta com design el\u00e1stico especial<br>Estrutura de contacto autolimpante<br>Press\u00e3o de contacto &gt;50g para garantir uma baixa resist\u00eancia de contacto<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4Co-operative_workflow\"><\/span>4. fluxo de trabalho cooperativo<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Estado estacion\u00e1rio<br>A mola de alta precis\u00e3o mant\u00e9m o contacto NC fechado<br>O terminal COM e o terminal NC mant\u00eam a condu\u00e7\u00e3o<br>Resist\u00eancia de contacto est\u00e1tico &lt;50m\u03a9<br>Estado de excita\u00e7\u00e3o (12V energizado)<br>A for\u00e7a electromagn\u00e9tica supera a for\u00e7a da mola em 5 ms<br>O mecanismo de armadura empurra o contacto de comuta\u00e7\u00e3o<br>O terminal COM estabelece liga\u00e7\u00e3o com o terminal NO<br>Tempo de comuta\u00e7\u00e3o &lt;10ms<br>Reiniciar o processo<br>A for\u00e7a da mola reinicia o mecanismo ap\u00f3s uma falha de energia<br>Tempo de ressalto mec\u00e2nico &lt;8ms<br>Restabelecimento completo do estado de contacto inicial<\/p><p>Com design inovador de circuito magn\u00e9tico, estrutura mec\u00e2nica precisa e tecnologia de contato avan\u00e7ada, este rel\u00e9 em miniatura obt\u00e9m melhor desempenho em 1\/3 do volume dos rel\u00e9s tradicionais, o que \u00e9 especialmente adequado para cen\u00e1rios de aplica\u00e7\u00e3o com requisitos de espa\u00e7o rigorosos, como dispositivos 5G e terminais IoT. A sinergia perfeita de todos os sistemas durante seu processo de trabalho garante uma opera\u00e7\u00e3o confi\u00e1vel em um ambiente de -40 \u2103 ~ 85 \u2103.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-1.jpg\" alt=\"12V Spdt\" class=\"wp-image-2466\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-1-300x201.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Specification\"><\/span>Especifica\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_Electrical_Characteristics\"><\/span>Carater\u00edsticas el\u00e9ctricas do n\u00facleo<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Par\u00e2metros da bobina<\/strong><\/li>\n\n<li>Tens\u00e3o nominal: 12VDC (toler\u00e2ncia de \u00b110%)<\/li>\n\n<li>Consumo de energia: 0,2W-0,5W (incluindo tipos padr\u00e3o e de poupan\u00e7a de energia)<\/li>\n\n<li>Tens\u00e3o de capta\u00e7\u00e3o: \u22649,6VDC (garante uma atua\u00e7\u00e3o fi\u00e1vel)<\/li>\n\n<li>Tens\u00e3o de descarga: \u22651,2VDC (garante uma reposi\u00e7\u00e3o completa)<\/li>\n\n<li><strong>Desempenho dos contactos<\/strong><\/li>\n\n<li>Resist\u00eancia de contacto: Inicial \u226450m\u03a9 (\u2264100m\u03a9 ap\u00f3s 1 milh\u00e3o de opera\u00e7\u00f5es)<\/li>\n\n<li>Rigidez diel\u00e9ctrica: 1500VAC\/1min entre a bobina e os contactos<\/li>\n\n<li>Resist\u00eancia de isolamento: \u22651000M\u03a9 (testado a 500VDC)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Load_Capacity_Parameters\"><\/span>Par\u00e2metros de capacidade de carga<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Par\u00e2metro<\/th><th>Carga CA<\/th><th>Carga DC<\/th><\/tr><\/thead><tbody><tr><td>Tens\u00e3o m\u00e1xima<\/td><td>250V~<\/td><td>30V-<\/td><\/tr><tr><td>Corrente nominal<\/td><td>2A<\/td><td>2A<\/td><\/tr><tr><td>Pot\u00eancia de comuta\u00e7\u00e3o<\/td><td>60VA<\/td><td>60W<\/td><\/tr><tr><td>Corrente de irrup\u00e7\u00e3o<\/td><td>10A\/10ms<\/td><td>5A\/20ms<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mechanical_Specifications\"><\/span>Especifica\u00e7\u00f5es mec\u00e2nicas<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Dimens\u00f5es<\/strong><\/li>\n\n<li>Design ultra-compacto: 10,0 mm (C)\u00d76,0 mm (L)\u00d75,0 mm (A)<\/li>\n\n<li>Montagem: Suporta THT e SMD (opcional)<\/li>\n\n<li>Configura\u00e7\u00e3o de pinos:Passo padr\u00e3o de 2,54 mm (op\u00e7\u00e3o de alta densidade de 1,27 mm dispon\u00edvel)<\/li>\n\n<li><strong>Durabilidade ambiental<\/strong><\/li>\n\n<li>Temperatura de funcionamento: -40\u2103\uff5e+85\u2103 (grau industrial)<\/li>\n\n<li>Temperatura de armazenamento: -55\u2103\uff5e+105\u2103<\/li>\n\n<li>Grau de prote\u00e7\u00e3o: IP40 (standard)\/IP67 (vers\u00e3o selada opcional)<\/li>\n\n<li>Resist\u00eancia \u00e0 vibra\u00e7\u00e3o:Em conformidade com a norma IEC 60068-2-6<\/li>\n\n<li>Resist\u00eancia ao choque: 100m\/s\u00b2 (cumpre a norma MIL-STD-202G)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Reliability_Indicators\"><\/span>Indicadores de fiabilidade<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Vida mec\u00e2nica<\/strong><\/li>\n\n<li>Padr\u00e3o: \u226510 milh\u00f5es de opera\u00e7\u00f5es (sem carga)<\/li>\n\n<li>Melhorado: \u226520 milh\u00f5es de opera\u00e7\u00f5es (conce\u00e7\u00e3o mec\u00e2nica especial)<\/li>\n\n<li><strong>Vida el\u00e9ctrica<\/strong><\/li>\n\n<li>Carga resistiva: \u2265100.000 opera\u00e7\u00f5es (a 2A nominais)<\/li>\n\n<li>Carga indutiva: \u226550.000 opera\u00e7\u00f5es (L\/R=10ms)<\/li>\n\n<li>Carga de baixo n\u00edvel: \u2265500.000 opera\u00e7\u00f5es (100mA@5VDC)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Representative_Model_Comparison\"><\/span>Compara\u00e7\u00e3o de modelos representativos<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Marca<\/th><th>Modelo<\/th><th>Carater\u00edsticas<\/th><th>Embalagem<\/th><\/tr><\/thead><tbody><tr><td>Omron<\/td><td>G6K-2P<\/td><td>Pot\u00eancia ultra-baixa<\/td><td>SMD<\/td><\/tr><tr><td>Panasonic<\/td><td>TQ2-12V<\/td><td>Elevado isolamento<\/td><td>THT<\/td><\/tr><tr><td>Conectividade TE<\/td><td>V23079<\/td><td>Tipo selado<\/td><td>SMD\/THT<\/td><\/tr><tr><td>Hongfa<\/td><td>HF32F<\/td><td>Rent\u00e1vel<\/td><td>THT<\/td><\/tr><\/tbody><\/table><\/figure><p>Nota: Todos os par\u00e2metros medidos a 25\u2103 de temperatura ambiente. Derating recomendado para condi\u00e7\u00f5es reais de opera\u00e7\u00e3o. Solu\u00e7\u00f5es personalizadas dispon\u00edveis para aplica\u00e7\u00f5es especiais.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-3.jpg\" alt=\"\" class=\"wp-image-2467\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-3.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/12V-Spdt-3-300x201.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Diversified_application_scenarios_of_12V_SPDT_PCB_mounted_2A_ultra-miniature_relay\"><\/span>Cen\u00e1rios de aplica\u00e7\u00e3o diversificados do rel\u00e9 ultra-miniatura 2A SPDT de 12V montado em placa de circuito impresso<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1Communication_infrastructure_field\"><\/span>1. dom\u00ednio das infra-estruturas de comunica\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Os rel\u00e9s ultra-miniaturizados s\u00e3o amplamente utilizados em equipamentos de esta\u00e7\u00e3o base 5G, comutadores de rede de fibra \u00f3tica e sistemas telef\u00f3nicos program\u00e1veis, respons\u00e1veis pelo encaminhamento preciso de sinais cr\u00edticos e comuta\u00e7\u00e3o de interface.A sua elevada fiabilidade garante o funcionamento ininterrupto das redes de comunica\u00e7\u00e3o 24 horas por dia, 7 dias por semana, enquanto o design miniaturizado se adapta perfeitamente \u00e0 procura de integra\u00e7\u00e3o de alta densidade de equipamento de comunica\u00e7\u00e3o moderno.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2Consumer_electronics_field\"><\/span>2. dom\u00ednio da eletr\u00f3nica de consumo<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Desde o sistema de controlo de temperatura na casa inteligente, equipamento de seguran\u00e7a at\u00e9 ao controlo do programa de todos os tipos de electrodom\u00e9sticos, a capacidade de carga de 2A permite-lhe acionar diretamente os actuadores na maioria dos electrodom\u00e9sticos.Vale especialmente a pena mencionar que, no equipamento terminal IoT, as carater\u00edsticas de baixa pot\u00eancia deste rel\u00e9 e do m\u00f3dulo sem fios s\u00e3o perfeitamente compat\u00edveis para realizar a combina\u00e7\u00e3o org\u00e2nica de controlo remoto e execu\u00e7\u00e3o local.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3Industrial_Automation\"><\/span>3. automa\u00e7\u00e3o industrial<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Como configura\u00e7\u00e3o standard dos m\u00f3dulos de sa\u00edda dos PLC, s\u00e3o respons\u00e1veis pela convers\u00e3o dos sinais de controlo em ac\u00e7\u00f5es dos dispositivos; nas redes de sensores, assumem fun\u00e7\u00f5es de condicionamento de sinais e de isolamento e amplifica\u00e7\u00e3o.Mesmo em ambientes industriais agressivos, a sua gama de temperaturas de funcionamento de -40\u00b0C a +85\u00b0C garante um funcionamento est\u00e1vel.<br>Eletr\u00f3nica autom\u00f3vel<br>Desde a comuta\u00e7\u00e3o de modo de sistemas de infoentretenimento no ve\u00edculo, ao controlo de fun\u00e7\u00f5es de conforto, como bancos e espelhos, at\u00e9 ao processamento de sinal de interfaces de diagn\u00f3stico OBD, podem ser encontrados em todo o lado.Os produtos que cumprem as normas de vibra\u00e7\u00e3o e temperatura da ind\u00fastria autom\u00f3vel s\u00e3o tamb\u00e9m ideais para sistemas de gest\u00e3o de baterias em ve\u00edculos el\u00e9ctricos.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4Medical_electronics\"><\/span>4. eletr\u00f3nica m\u00e9dica<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Estes rel\u00e9s s\u00e3o amplamente utilizados em monitores port\u00e1teis, equipamento de diagn\u00f3stico e instrumentos terap\u00eauticos de baixa pot\u00eancia devido ao seu desempenho est\u00e1vel e tamanho ultra-pequeno.Os modelos totalmente selados podem satisfazer melhor as necessidades especiais de esteriliza\u00e7\u00e3o de equipamento m\u00e9dico.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5Test_and_Measurement_Instruments\"><\/span>5. instrumentos de teste e medi\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3><p>O equipamento de teste autom\u00e1tico (ATE) utiliza-os para efetuar a comuta\u00e7\u00e3o inteligente de sinais multicanal, enquanto os instrumentos de medi\u00e7\u00e3o de precis\u00e3o dependem deles para completar a convers\u00e3o autom\u00e1tica de gamas.O desempenho de contacto de alta precis\u00e3o garante a exatid\u00e3o dos resultados de medi\u00e7\u00e3o e as carater\u00edsticas de resposta r\u00e1pida melhoram a efici\u00eancia dos testes.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6New_energy_and_power_electronics_field\"><\/span>6. Nova energia e dom\u00ednio da eletr\u00f3nica de pot\u00eancia<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Os micro rel\u00e9s s\u00e3o utilizados em controladores de energia solar para gest\u00e3o de carga\/descarga, em micro inversores para comuta\u00e7\u00e3o de topologia de circuitos e em equipamento de monitoriza\u00e7\u00e3o de energia para controlo de amostragem.O seu excelente isolamento pode fornecer uma garantia fi\u00e1vel para a seguran\u00e7a do sistema.<\/p><p>Resumo:A conce\u00e7\u00e3o da tens\u00e3o de funcionamento de 12V DC permite-lhe adaptar-se perfeitamente \u00e0 maioria dos sistemas modernos de controlo de baixa tens\u00e3o, enquanto a capacidade de transporte de corrente de 2A proporciona uma solu\u00e7\u00e3o de comuta\u00e7\u00e3o fi\u00e1vel para v\u00e1rios tipos de cargas de pot\u00eancia pequenas e m\u00e9dias.Em particular, a sua precis\u00e3o <a href=\"https:\/\/www.topfastpcb.com\/pt\/\">PCB<\/a> A conce\u00e7\u00e3o da montagem n\u00e3o s\u00f3 simplifica o processo de montagem da produ\u00e7\u00e3o, como tamb\u00e9m melhora significativamente a efici\u00eancia da produ\u00e7\u00e3o automatizada, tornando-se um componente padr\u00e3o indispens\u00e1vel no fabrico moderno de produtos electr\u00f3nicos.<\/p>","protected":false},"excerpt":{"rendered":"<p>Descubra um guia completo sobre o rel\u00e9 ultra-miniatura 2A SPDT de 12V montado em PCB: princ\u00edpios de funcionamento, especifica\u00e7\u00f5es t\u00e9cnicas, conselhos de sele\u00e7\u00e3o e diversas aplica\u00e7\u00f5es. Saiba como este rel\u00e9 compacto desempenha um papel fundamental nas comunica\u00e7\u00f5es, na eletr\u00f3nica autom\u00f3vel, nos controlos industriais e na Internet das Coisas, entre outros<\/p>","protected":false},"author":1,"featured_media":2465,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[227,226],"class_list":["post-2463","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-12v-2a-subminiature-relay","tag-12v-spdt"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>12V Spdt PCB Mount 2a Super Miniature Relay\u200b - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Discover a comprehensive guide to the 12V SPDT PCB-mounted 2A ultra-miniature relay: principles of operation, technical specifications, selection advice and diverse applications. 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