{"id":52797,"date":"2025-05-21T17:22:19","date_gmt":"2025-05-21T16:22:19","guid":{"rendered":"https:\/\/www.microplanet.ma\/?post_type=product&#038;p=52797"},"modified":"2026-10-19T17:18:29","modified_gmt":"2026-10-19T17:18:29","slug":"300w-20a-cc-cv-step-down-converter","status":"publish","type":"product","link":"https:\/\/www.microplanet.ma\/en\/produit\/300w-20a-cc-cv-step-down-converter\/","title":{"rendered":"300W 20A CC\/CV Step-Down Converter"},"content":{"rendered":"<h3>300W 20A CC\/CV Step-Down Converter<\/h3>\n<p>This 300 W constant-current\/constant-voltage (CC\/CV) buck converter provides an adjustable 1.2\u201336 V output from a 6\u201340 V DC source. It supports up to 20 A (15 A recommended), has an integrated heatsink for continuous operation, and offers efficiency up to 95%.<\/p>\n<h4>\ud83d\udd27 Technical specifications<\/h4>\n<ul>\n<li>Input voltage: 6\u201340 V DC (10\u201340 V recommended)<\/li>\n<li>Output voltage: 1.2\u201336 V DC (adjustable)<\/li>\n<li>Output current: 0\u201320 A maximum; 15 A recommended<\/li>\n<li>Maximum power: 300 W<\/li>\n<li>Efficiency: up to 95% (24 V to 12 V at 20 A)<\/li>\n<li>Output ripple: \u2264 50 mV<\/li>\n<li>Short-circuit protection: automatic recovery<\/li>\n<li>Cooling: integrated aluminum heatsink<\/li>\n<li>Dimensions: 60 \u00d7 53 \u00d7 27 mm<\/li>\n<li>Connections: screw terminals<\/li>\n<\/ul>\n<h4>\ud83d\udca1 Typical applications<\/h4>\n<ul>\n<li>Test benches and laboratory power supplies<\/li>\n<li>CC\/CV battery charging (NiMH, Li-ion, etc.)<\/li>\n<li>High-power LED control<\/li>\n<li>DC motor speed control<\/li>\n<li>DIY projects and prototyping requiring CC\/CV<\/li>\n<\/ul>\n<h4>\ud83d\udee0\ufe0f Pinout \/ wiring<\/h4>\n<table>\n<thead>\n<tr>\n<th>Terminal<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>VIN+<\/td>\n<td>Positive input (6\u201340 V DC)<\/td>\n<\/tr>\n<tr>\n<td>VIN\u2013<\/td>\n<td>Negative input (ground)<\/td>\n<\/tr>\n<tr>\n<td>VOUT+<\/td>\n<td>Positive output (0\u201336 V DC)<\/td>\n<\/tr>\n<tr>\n<td>VOUT\u2013<\/td>\n<td>Negative output (ground)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Connect VIN+ \/ VIN\u2013 to the power source and VOUT+ \/ VOUT\u2013 to the load. Adjust output voltage with the module\u2019s \u201cV\u201d potentiometer and the current limit with its \u201cI\u201d potentiometer. Use external voltmeter and ammeter instruments for precise readings.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Adjustable 1.2\u201336 V output from a 6\u201340 V DC input. This 300 W CC\/CV buck converter supports up to 20 A, with 15 A recommended.<\/p>\n","protected":false},"featured_media":52798,"template":"","meta":[],"product_brand":[],"product_cat":[81,64],"product_tag":[],"class_list":["post-52797","product","type-product","status-publish","has-post-thumbnail","product_cat-convertisseur-dc-dc","product_cat-alimentation-mesure","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>300W 20A CC\/CV Step-Down Converter | MicroPlanet<\/title>\n<meta name=\"description\" content=\"Adjustable 300 W CC\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"300W 20A CC\/CV Step-Down Converter | MicroPlanet\" \/>\n<meta property=\"og:description\" content=\"Adjustable 300 W CC\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/\" \/>\n<meta property=\"og:site_name\" content=\"MicroPlanet Maroc\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ArduinoPlanet\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-19T17:18:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2025\/05\/477-b-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/\",\"url\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/\",\"name\":\"300W 20A CC\\\/CV Step-Down Converter | MicroPlanet\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.microplanet.ma\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/477-b-1.png\",\"datePublished\":\"2025-05-21T16:22:19+00:00\",\"dateModified\":\"2026-10-19T17:18:29+00:00\",\"description\":\"Adjustable 300 W CC\\\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.microplanet.ma\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/477-b-1.png\",\"contentUrl\":\"https:\\\/\\\/www.microplanet.ma\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/477-b-1.png\",\"width\":1000,\"height\":1000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/produit\\\/abaisseur-de-tension-300w-20a\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/www.microplanet.ma\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/www.microplanet.ma\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"300W 20A CC\\\/CV Step-Down Converter\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#website\",\"url\":\"https:\\\/\\\/www.microplanet.ma\\\/\",\"name\":\"MicroPlanet Maroc\",\"description\":\"Arduino, Electronique DIY, Modules, Composants, Raspberry PI\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.microplanet.ma\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#organization\",\"name\":\"MicroPlanet\",\"url\":\"https:\\\/\\\/www.microplanet.ma\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.microplanet.ma\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/logo5.png\",\"contentUrl\":\"https:\\\/\\\/www.microplanet.ma\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/logo5.png\",\"width\":400,\"height\":133,\"caption\":\"MicroPlanet\"},\"image\":{\"@id\":\"https:\\\/\\\/www.microplanet.ma\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/ArduinoPlanet\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"300W 20A CC\/CV Step-Down Converter | MicroPlanet","description":"Adjustable 300 W CC\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/","og_locale":"en_US","og_type":"article","og_title":"300W 20A CC\/CV Step-Down Converter | MicroPlanet","og_description":"Adjustable 300 W CC\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.","og_url":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/","og_site_name":"MicroPlanet Maroc","article_publisher":"https:\/\/www.facebook.com\/ArduinoPlanet\/","article_modified_time":"2026-10-19T17:18:29+00:00","og_image":[{"width":1000,"height":1000,"url":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2025\/05\/477-b-1.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/","url":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/","name":"300W 20A CC\/CV Step-Down Converter | MicroPlanet","isPartOf":{"@id":"https:\/\/www.microplanet.ma\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/#primaryimage"},"image":{"@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/#primaryimage"},"thumbnailUrl":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2025\/05\/477-b-1.png","datePublished":"2025-05-21T16:22:19+00:00","dateModified":"2026-10-19T17:18:29+00:00","description":"Adjustable 300 W CC\/CV buck converter with 6\u201340 V input and 1.2\u201336 V output. Review the recommended current, cooling, and wiring.","breadcrumb":{"@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/#primaryimage","url":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2025\/05\/477-b-1.png","contentUrl":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2025\/05\/477-b-1.png","width":1000,"height":1000},{"@type":"BreadcrumbList","@id":"https:\/\/www.microplanet.ma\/produit\/abaisseur-de-tension-300w-20a\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.microplanet.ma\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.microplanet.ma\/shop\/"},{"@type":"ListItem","position":3,"name":"300W 20A CC\/CV Step-Down Converter"}]},{"@type":"WebSite","@id":"https:\/\/www.microplanet.ma\/#website","url":"https:\/\/www.microplanet.ma\/","name":"MicroPlanet Maroc","description":"Arduino, Electronique DIY, Modules, Composants, Raspberry PI","publisher":{"@id":"https:\/\/www.microplanet.ma\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.microplanet.ma\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.microplanet.ma\/#organization","name":"MicroPlanet","url":"https:\/\/www.microplanet.ma\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.microplanet.ma\/#\/schema\/logo\/image\/","url":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2023\/05\/logo5.png","contentUrl":"https:\/\/www.microplanet.ma\/wp-content\/uploads\/2023\/05\/logo5.png","width":400,"height":133,"caption":"MicroPlanet"},"image":{"@id":"https:\/\/www.microplanet.ma\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ArduinoPlanet\/"]}]}},"_links":{"self":[{"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/product\/52797","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/media\/52798"}],"wp:attachment":[{"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/media?parent=52797"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/product_brand?post=52797"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/product_cat?post=52797"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.microplanet.ma\/en\/wp-json\/wp\/v2\/product_tag?post=52797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}