{"id":21505,"date":"2026-08-19T20:37:16","date_gmt":"2026-08-19T12:37:16","guid":{"rendered":"https:\/\/lorentzzi.com\/?p=21505"},"modified":"2026-08-20T15:35:29","modified_gmt":"2026-08-20T07:35:29","slug":"smps-what-it-is-and-how-it-works","status":"publish","type":"post","link":"https:\/\/lorentzzi.com\/es\/smps-what-it-is-and-how-it-works\/","title":{"rendered":"SMPS: qu\u00e9 es y c\u00f3mo funciona"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"21505\" class=\"elementor elementor-21505\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35ab4e8 e-flex e-con-boxed e-con e-parent\" data-id=\"35ab4e8\" 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-975f063 elementor-widget elementor-widget-text-editor\" data-id=\"975f063\" 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;\">SMPS es la abreviatura de \u00abfuente de alimentaci\u00f3n conmutada\u00bb (Switched-Mode Power Supply), ampliamente utilizada en aplicaciones de control industrial para alimentar cargas de corriente continua. Es capaz de convertir de forma eficaz la tensi\u00f3n de corriente alterna (CA) en tensi\u00f3n de corriente continua (CC).<\/span><\/p><p><span style=\"font-weight: 400;\">Las fuentes de alimentaci\u00f3n conmutadas son una de las <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/top-10-most-commonly-used-components-in-industrial-automation\/\"><span style=\"font-weight: 400;\">Los 10 componentes m\u00e1s utilizados en la automatizaci\u00f3n industrial<\/span><\/a><\/span><span style=\"font-weight: 400;\">, que suministra energ\u00eda a diversos dispositivos, como los PLC, los sensores de temperatura, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/sensores-de-proximidad\/\"><span style=\"font-weight: 400;\">sensores de proximidad<\/span><\/a><\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/safety-light-curtain-sensor\/\"><span style=\"font-weight: 400;\">cortinas \u00f3pticas de seguridad<\/span><\/a><\/span><span style=\"font-weight: 400;\">, luces indicadoras, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/what-is-a-temperature-transmitter-a-comprehensive-explanation\/\"><span style=\"font-weight: 400;\">transmisores de temperatura<\/span><\/a><\/span><span style=\"font-weight: 400;\">, v\u00e1lvulas solenoides, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/tcx5-universal-pid-temperature-controller\/\"><span style=\"font-weight: 400;\">controladores de temperatura<\/span><\/a><\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/solid-state-relays\/\"><span style=\"font-weight: 400;\">rel\u00e9s de estado s\u00f3lido<\/span><\/a><\/span><span style=\"font-weight: 400;\"> y varias tiras de luces LED.<\/span><\/p><p><span style=\"font-weight: 400;\">En esta entrada de blog, aprender\u00e1:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00bfQu\u00e9 es una SMPS?<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3mo funciona.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00bfQu\u00e9 cargas puede transportar?<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tipos de SMPS.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gu\u00eda de selecci\u00f3n de fuentes de alimentaci\u00f3n con conmutaci\u00f3n (SMPS).<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Ahora profundicemos un poco m\u00e1s.<\/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-bdb9995 elementor-widget elementor-widget-heading\" data-id=\"bdb9995\" 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\">\u00bfQu\u00e9 es una SMPS?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6db8ba elementor-widget elementor-widget-text-editor\" data-id=\"d6db8ba\" 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;\">En resumen, una fuente de alimentaci\u00f3n conmutada (SMPS) es un convertidor de tensi\u00f3n que transforma la tensi\u00f3n de corriente alterna (CA) en un valor fijo de tensi\u00f3n de corriente continua (CC). Por lo tanto, los adaptadores de ordenador port\u00e1til, los cargadores de tel\u00e9fono m\u00f3vil y los controladores LED pueden considerarse fuentes de alimentaci\u00f3n conmutadas.<\/span><\/p><p><span style=\"font-weight: 400;\">Su tensi\u00f3n de entrada puede ser de CA monof\u00e1sica a 110 V o 220 V, o de CA trif\u00e1sica a 380 V. Estas tensiones de entrada se convierten a CC de 5 V, 12 V, 24 V o 48 V mediante los circuitos internos del SMPS, seg\u00fan el dise\u00f1o del producto.<\/span><\/p><p><span style=\"font-weight: 400;\">En la siguiente secci\u00f3n, explicaremos en detalle el principio de funcionamiento de una fuente de alimentaci\u00f3n conmutada.<\/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-9f35b72 elementor-widget elementor-widget-heading\" data-id=\"9f35b72\" 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\">\u00bfC\u00f3mo funciona una fuente de alimentaci\u00f3n con conmutaci\u00f3n (SMPS)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2179d1 elementor-widget elementor-widget-image\" data-id=\"a2179d1\" 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\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram.jpg\" class=\"attachment-large size-large wp-image-21529\" alt=\"AC220V input DC24V output switched-mode power supply circuit diagram\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/AC220V-input-DC24V-output-switched-mode-power-supply-circuit-diagram-600x300.jpg 600w\" 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-b037a49 elementor-widget elementor-widget-text-editor\" data-id=\"b037a49\" 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;\">El flujo de trabajo de la fuente de alimentaci\u00f3n conmutada (SMPS) consta de seis etapas: alimentaci\u00f3n de red de CA \u2192 filtro de interferencias electromagn\u00e9ticas (EMI) \u2192 puente rectificador + condensador electrol\u00edtico (bus de 310 V CC o 150 V CC) \u2192 conmutador PWM + transformador de alta frecuencia \u2192 rectificaci\u00f3n y filtrado en el lado secundario \u2192 salida de tensi\u00f3n continua estable.<\/span><\/p><p><span style=\"font-weight: 400;\">Analicemos con m\u00e1s detalle cada etapa.<\/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-5b7a0b3 elementor-widget elementor-widget-heading\" data-id=\"5b7a0b3\" 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<h3 class=\"elementor-heading-title elementor-size-default\">1. Entrada de alimentaci\u00f3n de red de CA<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef133e5 elementor-widget elementor-widget-text-editor\" data-id=\"ef133e5\" 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;\">Debemos conectar una tensi\u00f3n de 110 V CA, 220 V CA o 380 V CA a los terminales de entrada de la fuente de alimentaci\u00f3n conmutada.<\/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-45282ec elementor-widget elementor-widget-heading\" data-id=\"45282ec\" 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<h3 class=\"elementor-heading-title elementor-size-default\">2. Filtro EMI<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30986a8 elementor-widget elementor-widget-text-editor\" data-id=\"30986a8\" 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;\">Durante esta fase, la tensi\u00f3n alterna se filtrar\u00e1 para obtener una fuente de alimentaci\u00f3n de CA limpia, mientras que otras se\u00f1ales de interferencia (como el ruido electromagn\u00e9tico de alta frecuencia) se filtrar\u00e1n y absorber\u00e1n.<\/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-a0c9307 elementor-widget elementor-widget-heading\" data-id=\"a0c9307\" 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<h3 class=\"elementor-heading-title elementor-size-default\">3. Puente rectificador + condensador electrol\u00edtico (buse de 310 V CC o 150 V CC)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c3e1117 elementor-widget elementor-widget-image\" data-id=\"c3e1117\" 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\/08\/Output-Waveform-through-Bridge-Rectifiers.jpg\" class=\"attachment-large size-large wp-image-21497\" alt=\"Forma de onda de salida a trav\u00e9s de rectificadores en puente\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Bridge-Rectifiers-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-3f22f8f elementor-widget elementor-widget-text-editor\" data-id=\"3f22f8f\" 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;\">En esta secci\u00f3n, la tensi\u00f3n de entrada es de 220 V CA (Nota: la tensi\u00f3n que se menciona aqu\u00ed es de 220 V CA, el valor eficaz de la red el\u00e9ctrica. Su valor m\u00e1ximo es de 220 \u00d7 \u221a2 = 310 V). Esta tensi\u00f3n CA se convierte a 310 V CC.<\/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-5849b25 elementor-widget elementor-widget-image\" data-id=\"5849b25\" 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\/08\/Output-Waveform-through-Capoacitor.jpg\" class=\"attachment-large size-large wp-image-21495\" alt=\"Forma de onda de salida a trav\u00e9s del condensador\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-through-Capoacitor-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-ab6548c elementor-widget elementor-widget-text-editor\" data-id=\"ab6548c\" 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;\">La forma de onda en cuesti\u00f3n se divide en dos etapas, tal y como se muestra y se describe a continuaci\u00f3n:<\/span><\/p><ol><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La corriente alterna pasa por un rectificador de puente completo, que convierte la corriente alterna positiva y negativa en corriente continua pulsante unidireccional;<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tras el filtrado mediante un condensador electrol\u00edtico de gran capacidad, se obtiene una tensi\u00f3n continua de alta tensi\u00f3n estabilizada de 310 V.<\/span><\/li><\/ol>\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-0c122e0 elementor-widget elementor-widget-heading\" data-id=\"0c122e0\" 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<h3 class=\"elementor-heading-title elementor-size-default\">4. Interruptor PWM + transformador de alta frecuencia<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ec2415 elementor-widget elementor-widget-image\" data-id=\"0ec2415\" 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\/08\/Output-Waveform-Through-High-frequency-MOSFET.jpg\" class=\"attachment-large size-large wp-image-21500\" alt=\"Forma de onda de salida a trav\u00e9s de un MOSFET de alta frecuencia\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-High-frequency-MOSFET-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-7244e4a elementor-widget elementor-widget-text-editor\" data-id=\"7244e4a\" 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;\">Ahora tenemos 310 V CC. Esta no es la tensi\u00f3n de salida deseada, por lo que necesitamos un transformador para reducirla a 12 V, 24 V o 5 V CC.<\/span><\/p><p><span style=\"font-weight: 400;\">Sin embargo, ning\u00fan transformador puede convertir directamente la corriente continua estable. Esto se debe a que la corriente continua genera un flujo est\u00e1tico en el interior del transformador, lo que impide que se induzca tensi\u00f3n en el lado secundario para la transformaci\u00f3n de tensi\u00f3n.<\/span><\/p><p><span style=\"font-weight: 400;\">\u00bfC\u00f3mo se resuelve este problema?<\/span><\/p><p><span style=\"font-weight: 400;\">La soluci\u00f3n consiste en utilizar un MOSFET de alta frecuencia para convertir la corriente continua est\u00e1tica en pulsos de corriente continua de alta frecuencia; estos pulsos de corriente continua se pueden ver a continuaci\u00f3n:<\/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-0143d0f elementor-widget elementor-widget-image\" data-id=\"0143d0f\" 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\/08\/Output-Waveform-Through-Transformer.jpg\" class=\"attachment-large size-large wp-image-21503\" alt=\"Forma de onda de salida a trav\u00e9s del transformador\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-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-2f25083 elementor-widget elementor-widget-text-editor\" data-id=\"2f25083\" 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;\">Con este m\u00e9todo, es posible convertir una tensi\u00f3n continua alta en una tensi\u00f3n baja. No obstante, los pulsos alternos del transformador deben convertirse en corriente continua positiva unidireccional.<\/span><\/p><p><span style=\"font-weight: 400;\">Ahora pasamos a la siguiente fase: rectificaci\u00f3n y filtrado en el lado secundario.<\/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-f032159 elementor-widget elementor-widget-heading\" data-id=\"f032159\" 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<h3 class=\"elementor-heading-title elementor-size-default\">5. Rectificaci\u00f3n y filtrado del lado secundario<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19eeb9e elementor-widget elementor-widget-text-editor\" data-id=\"19eeb9e\" 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;\">Este circuito permite convertir una onda cuadrada de alta tensi\u00f3n (310 V CC) en una onda cuadrada de baja tensi\u00f3n (5 V CC, 12 V CC o 24 V CC).<\/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-b8a1aa9 elementor-widget elementor-widget-image\" data-id=\"b8a1aa9\" 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\/08\/Output-Waveform-Through-Transformer-Secondary-Side.jpg\" class=\"attachment-large size-large wp-image-21501\" alt=\"Forma de onda de salida a trav\u00e9s del lado secundario del transformador\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-Secondary-Side-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-36dd1c0 elementor-widget elementor-widget-text-editor\" data-id=\"36dd1c0\" 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;\">El siguiente paso consiste en invertir el semiciclo negativo de la onda cuadrada para convertirlo en el semiciclo positivo, de modo que toda la salida se convierta en una tensi\u00f3n continua. Esto se puede conseguir utilizando otro circuito rectificador.<\/span><\/p><p><span style=\"font-weight: 400;\">Una vez eliminadas las dem\u00e1s interferencias, la salida ser\u00e1 una tensi\u00f3n continua baja y estable.<\/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-2c753d2 elementor-widget elementor-widget-image\" data-id=\"2c753d2\" 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\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter.jpg\" class=\"attachment-large size-large wp-image-21504\" alt=\"Forma de onda de salida a trav\u00e9s del transformador, del puente rectificador final y del filtro\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Output-Waveform-Through-Transformer-through-The-Final-Bridge-Rectifier-and-Filter-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-066a502 elementor-widget elementor-widget-heading\" data-id=\"066a502\" 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\">Tipos de fuentes de alimentaci\u00f3n con conmutaci\u00f3n (SMPS)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d26436d elementor-widget elementor-widget-text-editor\" data-id=\"d26436d\" 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;\">Seg\u00fan nuestra experiencia, las fuentes de alimentaci\u00f3n conmutadas se pueden clasificar principalmente en tres tipos: fuentes de alimentaci\u00f3n conmutadas de salida variable, fuentes de alimentaci\u00f3n conmutadas para montaje en carril DIN y fuentes de alimentaci\u00f3n conmutadas est\u00e1ndar para montaje con tornillos. En la siguiente secci\u00f3n presentaremos cada uno de ellos.<\/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-90e7e42 elementor-widget elementor-widget-heading\" data-id=\"90e7e42\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Fuente de alimentaci\u00f3n conmutada (SMPS) de salida variable<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2823569 elementor-widget elementor-widget-image\" data-id=\"2823569\" 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\/08\/Variable-output-SMPS.jpg\" class=\"attachment-large size-large wp-image-21499\" alt=\"Fuente de alimentaci\u00f3n conmutada (SMPS) de salida variable\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Variable-output-SMPS-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-2602832 elementor-widget elementor-widget-text-editor\" data-id=\"2602832\" 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;\">Las fuentes de alimentaci\u00f3n conmutadas (SMPS) de salida variable, tambi\u00e9n conocidas como fuentes de alimentaci\u00f3n de corriente continua variable, permiten obtener la tensi\u00f3n de corriente continua deseada ajustando un mando situado en el producto.<\/span><\/p><p><span style=\"font-weight: 400;\">Su caracter\u00edstica de salida de corriente continua variable facilita a los usuarios la obtenci\u00f3n de la tensi\u00f3n necesaria; sin embargo, por este motivo, su precio es mucho m\u00e1s elevado que el de los dos tipos de fuentes de alimentaci\u00f3n conmutadas que presentaremos a continuaci\u00f3n.<\/span><\/p><p><span style=\"font-weight: 400;\">Por lo tanto, las fuentes de alimentaci\u00f3n conmutadas de salida variable se utilizan principalmente en laboratorios y equipos de ensayo, y rara vez se ven en las l\u00edneas de producci\u00f3n reales.<\/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-af025a5 elementor-widget elementor-widget-heading\" data-id=\"af025a5\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Fuente de alimentaci\u00f3n conmutada (SMPS) para carril DIN<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ff864e elementor-widget elementor-widget-image\" data-id=\"8ff864e\" 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\/08\/DIN-rail-SMPS.jpg\" class=\"attachment-large size-large wp-image-21496\" alt=\"Fuente de alimentaci\u00f3n conmutada (SMPS) para carril DIN\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/DIN-rail-SMPS-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-b3667b1 elementor-widget elementor-widget-text-editor\" data-id=\"b3667b1\" 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;\">Las fuentes de alimentaci\u00f3n conmutadas para montaje en carril DIN cuentan con una estructura de montaje en carril DIN en la parte trasera, lo que permite a los usuarios instalarlas f\u00e1cilmente en carriles DIN de 35 mm.<\/span><\/p><p><span style=\"font-weight: 400;\">Entre ellos, los modelos m\u00e1s populares son la serie DR y la serie NDR.<\/span><\/p><p><span style=\"font-weight: 400;\">Si comparamos las dos series de fuentes de alimentaci\u00f3n conmutadas con la misma potencia de salida, la serie NDR es m\u00e1s delgada que la serie DR.<\/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-8227a94 elementor-widget elementor-widget-heading\" data-id=\"8227a94\" 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<h3 class=\"elementor-heading-title elementor-size-default\">SMPS fijado con tornillos<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a9ef32 elementor-widget elementor-widget-image\" data-id=\"4a9ef32\" 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\/08\/Screw-fixed-SMPS.jpg\" class=\"attachment-large size-large wp-image-21498\" alt=\"SMPS fijado con tornillos\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Screw-fixed-SMPS-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-cdbb487 elementor-widget elementor-widget-text-editor\" data-id=\"cdbb487\" 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;\">Otro tipo de fuente de alimentaci\u00f3n conmutada muy utilizado es la fuente de alimentaci\u00f3n conmutada con fijaci\u00f3n por tornillos, llamada as\u00ed por su m\u00e9todo de fijaci\u00f3n mediante tornillos.<\/span><\/p><p><span style=\"font-weight: 400;\">Las fuentes de alimentaci\u00f3n conmutadas de montaje con tornillos incluyen las series S, D, SP y MS. Puede hacer clic en este enlace para descargar nuestro cat\u00e1logo de fuentes de alimentaci\u00f3n conmutadas: <\/span><a href=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switching-Mode-Power-Supply-Catalog.pdf\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff0000;\"><b>Cat\u00e1logo de productos de fuentes de alimentaci\u00f3n conmutadas de Lorentzzi<\/b><\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p><p><span style=\"font-weight: 400;\">Las fuentes de alimentaci\u00f3n conmutadas montadas en tornillo son habituales en los sistemas de control de iluminaci\u00f3n LED y se utilizan para alimentar tiras de luces LED, farolas, etc.<\/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-3191541 elementor-widget elementor-widget-heading\" data-id=\"3191541\" 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\">\u00bfQu\u00e9 dispositivos pueden funcionar con la fuente de alimentaci\u00f3n con conmutaci\u00f3n (SMPS)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-206ec88 elementor-widget elementor-widget-text-editor\" data-id=\"206ec88\" 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;\">Las fuentes de alimentaci\u00f3n conmutadas (SMPS) alimentan una amplia gama de dispositivos electr\u00f3nicos de corriente continua, entre los que se incluyen:<\/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-ce74d07 elementor-widget elementor-widget-heading\" data-id=\"ce74d07\" 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<h3 class=\"elementor-heading-title elementor-size-default\">1. Equipos de automatizaci\u00f3n industrial<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b93a8de elementor-widget elementor-widget-text-editor\" data-id=\"b93a8de\" 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;\">Por ejemplo: <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/sensores-de-proximidad\/\"><span style=\"font-weight: 400;\">diversos sensores de proximidad<\/span><\/a><\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/safety-light-curtain-sensor\/\"><span style=\"font-weight: 400;\">cortinas \u00f3pticas de seguridad<\/span><\/a><\/span><span style=\"font-weight: 400;\">, PLC, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/general-purpose-relay-what-is-it-and-how-does-it-work\/\"><span style=\"font-weight: 400;\">rel\u00e9s de uso general (rel\u00e9s intermedios)<\/span><\/a><\/span><span style=\"font-weight: 400;\">, v\u00e1lvulas solenoides, <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/products\/accessories\/cjx2-contactor\/\"><span style=\"font-weight: 400;\">Contactores de bobina de corriente continua<\/span><\/a><\/span><span style=\"font-weight: 400;\">, m\u00f3dulos de servocontrol y HMI de corriente continua.<\/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-18b5fb5 elementor-widget elementor-widget-heading\" data-id=\"18b5fb5\" 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<h3 class=\"elementor-heading-title elementor-size-default\">2. Iluminaci\u00f3n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9fe61a3 elementor-widget elementor-widget-image\" data-id=\"9fe61a3\" 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\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies.jpg\" class=\"attachment-large size-large wp-image-21502\" alt=\"Las tiras LED que pueden funcionar con fuentes de alimentaci\u00f3n conmutadas\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies-600x300.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/The-LED-Strips-That-Can-Be-Operated-by-Switching-Mode-Power-Supplies-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-e28df8d elementor-widget elementor-widget-text-editor\" data-id=\"e28df8d\" 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;\">Tiras de LED y luminarias LED de tensi\u00f3n constante.<\/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-eb32c16 elementor-widget elementor-widget-heading\" data-id=\"eb32c16\" 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<h3 class=\"elementor-heading-title elementor-size-default\">3. Hardware de comunicaciones y redes<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a195e1c elementor-widget elementor-widget-text-editor\" data-id=\"a195e1c\" 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;\">Routers, conmutadores, sistemas de videovigilancia y equipos terminales de red.<\/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-6210e33 elementor-widget elementor-widget-heading\" data-id=\"6210e33\" 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<h3 class=\"elementor-heading-title elementor-size-default\">4. Electr\u00f3nica de consumo y comercial<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e39cdd3 elementor-widget elementor-widget-text-editor\" data-id=\"e39cdd3\" 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;\">Cargadores de bater\u00eda, cargadores de m\u00f3vil, adaptadores para port\u00e1tiles, etc.<\/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-993c680 elementor-widget elementor-widget-heading\" data-id=\"993c680\" 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\">\u00bfC\u00f3mo elegir la fuente de alimentaci\u00f3n conmutada (SMPS) adecuada para tu aplicaci\u00f3n?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f6db2c elementor-widget elementor-widget-text-editor\" data-id=\"8f6db2c\" 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;\">Elegir la fuente de alimentaci\u00f3n conmutada adecuada para tu carga puede evitarte muchos problemas.<\/span><\/p><p><span style=\"font-weight: 400;\">En pocas palabras, la elecci\u00f3n de la fuente de alimentaci\u00f3n conmutada adecuada se puede dividir en cuatro pasos: 1. Confirmar la potencia nominal de la carga; 2. Confirmar la tensi\u00f3n nominal de la carga; 3. Dejar un margen para la carga; 4. Confirmar el m\u00e9todo de instalaci\u00f3n.<\/span><\/p><p><span style=\"font-weight: 400;\">En la siguiente secci\u00f3n, te lo explicaremos paso a paso.<\/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-78e1691 elementor-widget elementor-widget-heading\" data-id=\"78e1691\" 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<h3 class=\"elementor-heading-title elementor-size-default\">1. Comprueba la potencia nominal de la carga<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85635c0 elementor-widget elementor-widget-text-editor\" data-id=\"85635c0\" 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;\">Puedes determinar la potencia nominal de una carga de corriente continua consultando su placa de caracter\u00edsticas; si no la conoces, podemos facilitarte algunos datos: en la mayor\u00eda de los sensores, la potencia nominal suele ser inferior a 10 W; en el caso de las cargas capacitivas, como las v\u00e1lvulas solenoides, la potencia nominal suele ser inferior a 30 W, pero su potencia de arranque suele ser entre 2 y 3 veces superior a su potencia nominal, por lo que lo m\u00e1s recomendable es utilizar una fuente de alimentaci\u00f3n conmutada de 100 W.<\/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-d24ee99 elementor-widget elementor-widget-heading\" data-id=\"d24ee99\" 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<h3 class=\"elementor-heading-title elementor-size-default\">2. Comprueba la tensi\u00f3n nominal de la carga<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edbbd91 elementor-widget elementor-widget-text-editor\" data-id=\"edbbd91\" 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;\">Tambi\u00e9n puedes determinar la tensi\u00f3n nominal de la carga consultando la placa de caracter\u00edsticas. Por ejemplo, si tu carga es de 24 V CC, debes seleccionar una fuente de alimentaci\u00f3n conmutada con una salida de 24 V CC.<\/span><\/p><p><span style=\"font-weight: 400;\">Si se elige una tensi\u00f3n de salida incorrecta, las bobinas de la carga de corriente continua podr\u00edan sobrecalentarse y quemarse.<\/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-c8ad6b1 elementor-widget elementor-widget-heading\" data-id=\"c8ad6b1\" 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<h3 class=\"elementor-heading-title elementor-size-default\">3. Deja un poco de margen para la carga<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edf2dac elementor-widget elementor-widget-text-editor\" data-id=\"edf2dac\" 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;\">Para cargas estables y no inductivas (sensores, cortinas de luz de seguridad, reguladores de temperatura): Prevea un margen de potencia de 20%~30%.<\/span><\/p><p><span style=\"font-weight: 400;\">Para cargas inductivas (v\u00e1lvulas solenoides, rel\u00e9s): Prever un margen de potencia de 40%~50%<\/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-4d76004 elementor-widget elementor-widget-heading\" data-id=\"4d76004\" 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<h3 class=\"elementor-heading-title elementor-size-default\">4. Confirma el m\u00e9todo de instalaci\u00f3n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d100bbb elementor-widget elementor-widget-text-editor\" data-id=\"d100bbb\" 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;\">Por \u00faltimo, confirma tu plan para instalar la fuente de alimentaci\u00f3n SMPS en el rack.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Si quieres una instalaci\u00f3n r\u00e1pida y sencilla, elige una fuente de alimentaci\u00f3n SMPS con ra\u00edl DIN; si tu rack no dispone de ra\u00edles DIN, elige una fuente de alimentaci\u00f3n SMPS con fijaci\u00f3n por tornillos y f\u00edjala firmemente al rack con cuatro tornillos.<\/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-bb526c6 elementor-widget elementor-widget-heading\" data-id=\"bb526c6\" 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\">Conclusi\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42c0e5a elementor-widget elementor-widget-image\" data-id=\"42c0e5a\" 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=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6Ijg4MzMiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action.jpg\" class=\"attachment-large size-large wp-image-21521\" alt=\"Lorentzzi Switched-Mode Power Supply Call to Action\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action.jpg 1024w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action-300x150.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action-768x384.jpg 768w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action-18x9.jpg 18w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2026\/08\/Lorentzzi-Switched-Mode-Power-Supply-Call-to-Action-600x300.jpg 600w\" 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-11ce10e elementor-widget elementor-widget-text-editor\" data-id=\"11ce10e\" 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;\">En resumen, las fuentes de alimentaci\u00f3n conmutadas se utilizan ampliamente en el control industrial, lo que les permite suministrar corriente continua estable a cargas de corriente continua a partir de corriente alterna.<\/span><\/p><p><span style=\"font-weight: 400;\">Si a\u00fan tienes dudas sobre las fuentes de alimentaci\u00f3n conmutadas (SMPS) o est\u00e1s buscando un proveedor chino capaz de fabricar fuentes de alimentaci\u00f3n conmutadas de alta calidad, puedes enviar tus preguntas o consultas a <\/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;\">, y el departamento de ventas de <\/span><span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/es\/\"><b>Lorentzzi El\u00e9ctrico<\/b><\/a><\/span><span style=\"font-weight: 400;\"> Nos pondremos en contacto contigo en breve.<\/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>SMPS is an abbreviation for Switched-Mode Power Supply, widely used in industrial control applications to drive DC loads. It can effectively convert alternating current (AC) voltage to direct current (DC) voltage. Switching power supplies are one of the top 10 commonly used components in industrial automation, providing power to various devices such as PLCs, temperature [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21494,"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":[110],"tags":[],"class_list":["post-21505","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sensor"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>SMPS: What It Is and How It Works<\/title>\n<meta name=\"description\" content=\"In this blog post, we will introduce the definition, working principle, types, and selection guidelines of SMPS. 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