{"id":4471,"date":"2025-01-13T21:04:48","date_gmt":"2025-01-13T13:04:48","guid":{"rendered":"https:\/\/todd-led.com\/understanding-led-constant-voltage-drivers-a-comprehensive-guide-and-schematic-diagrams\/"},"modified":"2025-01-13T21:04:48","modified_gmt":"2025-01-13T13:04:48","slug":"understanding-led-constant-voltage-drivers-a-comprehensive-guide-and-schematic-diagrams","status":"publish","type":"post","link":"https:\/\/todd-led.com\/ja\/understanding-led-constant-voltage-drivers-a-comprehensive-guide-and-schematic-diagrams\/","title":{"rendered":"LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u7406\u89e3\u3059\u308b\uff1a\u5305\u62ec\u7684\u30ac\u30a4\u30c9\u3068\u56de\u8def\u56f3"},"content":{"rendered":"

LED\uff08Light Emitting Diode\uff09\u6280\u8853\u306f\u3001\u79c1\u305f\u3061\u306e\u7167\u660e\u306b\u5bfe\u3059\u308b\u8003\u3048\u65b9\u3092\u4e00\u5909\u3055\u305b\u307e\u3057\u305f\u3002LED\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u3068\u5bff\u547d\u3092\u6700\u5927\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u8981\u7d20\u306e\u3072\u3068\u3064\u306b\u3001\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4f7f\u7528\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u306f\u4f55\u304b\u3001\u305d\u306e\u52d5\u4f5c\u539f\u7406\u3001\u5229\u70b9\u3001\u305d\u3057\u3066\u7167\u660e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u52b9\u679c\u7684\u306b\u5c0e\u5165\u3059\u308b\u65b9\u6cd5\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u306f\uff1f<\/h2>\n<\/p>\n

\u30a2\u30f3 LED<\/a> constant voltage driver is a power supply designed to provide a steady voltage output to LED lights. Unlike standard power supplies that may vary in voltage, a constant voltage driver ensures that the LED operates within a defined voltage range, typically between 12V to 24V. This is crucial as LEDs can be sensitive to fluctuations in voltage, which can lead to reduced performance or even damage.<\/p>\n

LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4ed5\u7d44\u307f<\/h2>\n<\/p>\n

LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u3001\u8ca0\u8377\u306e\u96fb\u6d41\u8981\u4ef6\u304c\u5909\u5316\u3057\u3066\u3082\u3001LED\u8ca0\u8377\u306b\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30c9\u30e9\u30a4\u30d0\u306f\u901a\u5e38\u3001\u96fb\u5727\u51fa\u529b\u3092\u5b89\u5b9a\u3055\u305b\u308b\u30c8\u30e9\u30f3\u30b9\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u3001\u30ec\u30ae\u30e5\u30ec\u30fc\u30bf\u306a\u3069\u306e\u90e8\u54c1\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002LED\u30b9\u30c8\u30ea\u30c3\u30d7\u306b\u63a5\u7d9a\u3059\u308b\u3068\u3001\u30c9\u30e9\u30a4\u30d0\u306f\u5165\u529b\u96fb\u5727\uff08AC\u96fb\u6e90\u304b\u3089\uff09\u3092LED\u306b\u9069\u3057\u305f\u5b89\u5b9a\u3057\u305fDC\u51fa\u529b\u306b\u5909\u63db\u3057\u307e\u3059\u3002 <\/p>\n

LED\u5b9a\u96fb\u5727\u99c6\u52d5\u56de\u8def\u306e\u56de\u8def\u56f3<\/h3>\n<\/p>\n

LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4ed5\u7d44\u307f\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u56de\u8def\u56f3\u3092\u898b\u308b\u306e\u304c\u5f79\u306b\u7acb\u3064\u3002\u5178\u578b\u7684\u306a\u56de\u8def\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a<\/p>\n

  • AC\u5165\u529b<\/strong>:\u3053\u3053\u306b\u96fb\u6e90\u304c\u63a5\u7d9a\u3055\u308c\u308b\u3002<\/li>\n
  • \u5909\u5727\u5668<\/strong>:LED\u306b\u4f7f\u7528\u53ef\u80fd\u306a\u30ec\u30d9\u30eb\u307e\u3067\u96fb\u5727\u3092\u964d\u4e0b\u3055\u305b\u308b\u3002<\/li>\n
  • \u6574\u6d41\u5668<\/strong>:AC\u3092DC\u306b\u5909\u63db\u3002<\/li>\n
  • \u96fb\u5727\u30ec\u30ae\u30e5\u30ec\u30fc\u30bf\u30fc<\/strong>:\u51fa\u529b\u96fb\u5727\u3092\u5b89\u5b9a\u3055\u305b\u307e\u3059\u3002<\/li>\n
  • LED\u8ca0\u8377<\/strong>:\u5b9f\u969b\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308bLED\u30e9\u30a4\u30c8\u30b9\u30c8\u30ea\u30c3\u30d7\u307e\u305f\u306f\u5668\u5177\u3002<\/li>\n

    \u3053\u306e\u914d\u7f6e\u306f\u3001LED\u304c\u52b9\u7387\u7684\u304b\u3064\u5b89\u5168\u306b\u52d5\u4f5c\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002<\/p>\n

    \u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u5229\u70b9<\/h2>\n<\/p>\n

    \u7c21\u7d20\u5316\u3055\u308c\u305f\u914d\u7dda\u3068\u8a2d\u7f6e<\/h3>\n<\/p>\n

    \u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u7279\u306b\u8907\u6570\u306eLED\u30b9\u30c8\u30ea\u30c3\u30d7\u3092\u63a5\u7d9a\u3059\u308b\u5834\u5408\u3001\u914d\u7dda\u30d7\u30ed\u30bb\u30b9\u304c\u7c21\u7d20\u5316\u3055\u308c\u307e\u3059\u3002\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u4e00\u5b9a\u306e\u96fb\u5727\u3092\u4f9b\u7d66\u3059\u308b\u305f\u3081\u3001\u96fb\u5727\u964d\u4e0b\u3092\u5fc3\u914d\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u540c\u3058LED\u30b9\u30c8\u30ea\u30c3\u30d7\u3092\u4e26\u5217\u69cb\u6210\u3067\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

    LED\u306e\u9577\u5bff\u547d\u5316<\/h3>\n<\/p>\n

    LED\u304c\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u3067\u99c6\u52d5\u3055\u308c\u308b\u3068\u3001\u5bff\u547d\u304c\u8457\u3057\u304f\u77ed\u304f\u306a\u308b\u904e\u96fb\u5727\u72b6\u614b\u304c\u767a\u751f\u3057\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u96fb\u5727\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u767a\u5149\u54c1\u8cea\u3092\u9577\u671f\u306b\u308f\u305f\u3063\u3066\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

    PWM\u8abf\u5149\u3068\u306e\u4e92\u63db\u6027<\/h3>\n<\/p>\n

    \u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u3001\u30d1\u30eb\u30b9\u5e45\u5909\u8abf\uff08PWM\uff09\u8abf\u5149\u6280\u8853\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u8f1d\u5ea6\u30ec\u30d9\u30eb\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u8a2d\u8a08\u306e\u67d4\u8edf\u6027\u3068\u7701\u30a8\u30cd\u3092\u5b9f\u73fe\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u7167\u660e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n

    LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u6f5c\u5728\u7684\u6b20\u70b9<\/h2>\n<\/p>\n

    \u9650\u3089\u308c\u305f\u67d4\u8edf\u6027<\/h3>\n<\/p>\n

    \u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u306f\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u3092\u5fc5\u8981\u3068\u3059\u308b\u7528\u9014\u306b\u306f\u6700\u9069\u3067\u3059\u304c\u3001\u3059\u3079\u3066\u306eLED\u30bf\u30a4\u30d7\u3001\u7279\u306b\u5b9a\u96fb\u6d41\u96fb\u6e90\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305fLED\u306b\u306f\u9069\u3055\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u9ad8\u51fa\u529bLED\u3084\u7279\u5b9a\u306e\u69cb\u6210\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6700\u9069\u306a\u52d5\u4f5c\u306e\u305f\u3081\u306b\u5b9a\u96fb\u6d41\u30c9\u30e9\u30a4\u30d0\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \u96fb\u5727\u640d\u5931\u306e\u53ef\u80fd\u6027<\/h3>\n<\/p>\n

    \u9577\u8ddd\u96e2\u63a5\u7d9a\u3067\u306f\u3001\u914d\u7dda\u306e\u62b5\u6297\u306b\u3088\u308a\u96fb\u5727\u964d\u4e0b\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u306b\u306f\u3001\u9069\u5207\u306a\u30b5\u30a4\u30ba\u306e\u30ef\u30a4\u30e4\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u9577\u8ddd\u96e2\u63a5\u7d9a\u306b\u306f\u8907\u6570\u306e\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n

    LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3068LED\u30b9\u30c8\u30ea\u30c3\u30d7\u306e\u63a5\u7d9a\u65b9\u6cd5<\/h2>\n<\/p>\n

    \u30b9\u30c6\u30c3\u30d7\u30fb\u30d0\u30a4\u30fb\u30b9\u30c6\u30c3\u30d7\u30fb\u30ac\u30a4\u30c9<\/h3>\n<\/p>\n
  • \u6b63\u3057\u3044\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u9078\u629e<\/strong>:\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u51fa\u529b\u96fb\u5727\u304cLED\u30b9\u30c8\u30ea\u30c3\u30d7\u306e\u51fa\u529b\u96fb\u5727\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n
  • \u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u914d\u7dda<\/strong>:\u5b89\u5168\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5f93\u3063\u3066\u3001\u30c9\u30e9\u30a4\u30d0\u306e AC \u5165\u529b\u3092\u96fb\u6e90\u306b\u63a5\u7d9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/li>\n
  • LED\u30b9\u30c8\u30ea\u30c3\u30d7\u306e\u63a5\u7d9a<\/strong>:LED\u30b9\u30c8\u30ea\u30c3\u30d7\u306e\u5bfe\u5fdc\u3059\u308b\u7aef\u5b50\u306b\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u30d7\u30e9\u30b9\uff08\uff0b\uff09\u7aef\u5b50\u3068\u30de\u30a4\u30ca\u30b9\uff08-\uff09\u7aef\u5b50\u3092\u53d6\u308a\u4ed8\u3051\u307e\u3059\u3002<\/li>\n
  • \u63a5\u7d9a\u30c6\u30b9\u30c8<\/strong>:\u3059\u3079\u3066\u3092\u56fa\u5b9a\u3059\u308b\u524d\u306b\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u96fb\u6e90\u3092\u5165\u308c\u3001LED\u30b9\u30c8\u30ea\u30c3\u30d7\u304c\u6b63\u3057\u304f\u70b9\u706f\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n

    \u7d50\u8ad6<\/h2>\n<\/p>\n

    LED\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001LED\u6280\u8853\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u3088\u3046\u3068\u3059\u308b\u4eba\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u4f9b\u7d66\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u3067\u3001\u5b9a\u96fb\u5727\u30c9\u30e9\u30a4\u30d0\u30fc\u306fLED\u306e\u6027\u80fd\u3068\u5bff\u547d\u3092\u5411\u4e0a\u3055\u305b\u3001\u8a2d\u7f6e\u3084\u8a2d\u8a08\u306e\u591a\u69d8\u6027\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u5c0f\u898f\u6a21\u306a\u30db\u30fc\u30e0\u30fb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304b\u3089\u5927\u898f\u6a21\u306a\u8a2d\u7f6e\u307e\u3067\u3001\u3053\u306e\u77e5\u8b58\u306f\u5341\u5206\u306a\u60c5\u5831\u306b\u57fa\u3065\u3044\u305f\u610f\u601d\u6c7a\u5b9a\u3068\u6700\u9069\u306a\u7d50\u679c\u306e\u9054\u6210\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 <\/p>\n

    \u56de\u8def\u56f3\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u3067\u3001\u63a5\u7d9a\u3092\u3088\u308a\u30a4\u30e1\u30fc\u30b8\u3057\u3084\u3059\u304f\u3057\u3001\u81ea\u4fe1\u3092\u6301\u3063\u3066\u6b21\u306eLED\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5b9f\u65bd\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\uff01<\/p>","protected":false},"excerpt":{"rendered":"

    LED (Light Emitting Diode) technology has revolutionized the way we think about lighting. One key component in maximizing the efficiency and lifespan of LED systems is the use of constant voltage drivers. This article aims to clarify what LED constant voltage drivers are, their working principles, advantages, and how to effectively implement them in your lighting projects. What is an LED Constant Voltage Driver? An LED constant voltage driver is a power supply designed to provide a steady voltage output to LED lights. Unlike standard power supplies that may vary in voltage, a constant voltage driver ensures that the LED operates within a defined voltage range, typically between 12V to […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","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":"default","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-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-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-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-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-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-gradient":""}},"footnotes":""},"categories":[1],"tags":[84,67,74,83,85],"class_list":{"0":"post-4471","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-blog","7":"tag-led","9":"tag-74","10":"tag-83","11":"tag-85"},"_links":{"self":[{"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/posts\/4471","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/comments?post=4471"}],"version-history":[{"count":1,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/posts\/4471\/revisions"}],"predecessor-version":[{"id":11105,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/posts\/4471\/revisions\/11105"}],"wp:attachment":[{"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/media?parent=4471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/categories?post=4471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/todd-led.com\/ja\/wp-json\/wp\/v2\/tags?post=4471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}