{"product_id":"mini-mp1584-step-down-module-3a-adjustable-input-4-5v-28v-output-3-3-5-9-12v","title":"Mini MP1584 Step-Down Buck Converter 3A  Fixed 3.3V Module","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003eMini MP1584 Step-Down (Buck) Converter 3A – Fixed 3.3V Output\u003c\/span\u003e\u003c\/h2\u003e\nThe \u003cstrong\u003eMini MP1584 Step-Down Module\u003c\/strong\u003e is a compact and efficient \u003cstrong\u003eDC-DC buck converter\u003c\/strong\u003e designed to convert a wide input range of \u003cstrong\u003e4.5V to 28V\u003c\/strong\u003e into a stable \u003cstrong\u003e3.3V fixed output\u003c\/strong\u003e. With a maximum load capacity of \u003cstrong\u003e3A\u003c\/strong\u003e (recommended 2A continuous), it is ideal for powering \u003cstrong\u003eESP8266, ESP32, STM32, logic ICs, and 3.3V sensors\u003c\/strong\u003e. Operating at a high switching frequency of \u003cstrong\u003e1.5 MHz\u003c\/strong\u003e, the module ensures \u003cstrong\u003elow ripple, high efficiency (up to 92%)\u003c\/strong\u003e, and stable performance in embedded and portable applications. \u003cbr\u003e\u003cbr\u003eThe module comes factory-calibrated for \u003cstrong\u003e3.3V output\u003c\/strong\u003e with no variable resistor, making it a true \u003cstrong\u003eplug-and-play solution\u003c\/strong\u003e. It features \u003cstrong\u003eover-current protection\u003c\/strong\u003e, \u003cstrong\u003ethermal shutdown\u003c\/strong\u003e, and \u003cstrong\u003eshort-circuit safety\u003c\/strong\u003e to guarantee reliability. Its \u003cstrong\u003elightweight and compact size\u003c\/strong\u003e make it perfect for \u003cstrong\u003eDIY electronics, robotics, IoT devices, and battery-based projects\u003c\/strong\u003e requiring a dedicated 3.3V regulated power source.\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical Details\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eChipset: MP1584 Buck Converter IC\u003c\/li\u003e\n\u003cli\u003eFunction: Step-down fixed voltage regulator\u003c\/li\u003e\n\u003cli\u003eInput Voltage Range: 4.5V to 28V DC\u003c\/li\u003e\n\u003cli\u003eOutput Voltage: Fixed 3.3V DC\u003c\/li\u003e\n\u003cli\u003eOutput Current: Up to 3A (2A continuous recommended)\u003c\/li\u003e\n\u003cli\u003eEfficiency: Up to 92%\u003c\/li\u003e\n\u003cli\u003eSwitching Frequency: 1.5 MHz\u003c\/li\u003e\n\u003cli\u003eRipple Voltage: ~30–50mV (typical under 2A load)\u003c\/li\u003e\n\u003cli\u003eProtections: Over-current, thermal shutdown, short-circuit\u003c\/li\u003e\n\u003cli\u003eQuiescent Current: Low, suitable for battery devices\u003c\/li\u003e\n\u003cli\u003eModule Size: Approx. 22mm × 17mm × 4mm\u003c\/li\u003e\n\u003cli\u003eWeight: ~3g\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -40°C to +125°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeatures\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eWide input range (4.5V–28V) with fixed 3.3V output\u003c\/li\u003e\n\u003cli\u003eHigh efficiency synchronous buck converter design\u003c\/li\u003e\n\u003cli\u003eCompact size, lightweight and easy to integrate\u003c\/li\u003e\n\u003cli\u003eStable output with low ripple for sensitive electronics\u003c\/li\u003e\n\u003cli\u003eOver-current, thermal, and short-circuit protection\u003c\/li\u003e\n\u003cli\u003eNo variable resistor – factory set for precise 3.3V\u003c\/li\u003e\n\u003cli\u003eWorks seamlessly with ESP8266, ESP32, STM32, and sensors\u003c\/li\u003e\n\u003cli\u003ePerfect for DIY electronics, IoT, robotics, and battery-powered projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePin Configuration\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN+\u003c\/strong\u003e – Positive input supply (4.5V–28V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN-\u003c\/strong\u003e – Input ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVOUT+\u003c\/strong\u003e – Regulated 3.3V output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVOUT-\u003c\/strong\u003e – Output ground\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003eApplications :\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePowering ESP8266, ESP32, STM32, and other microcontrollers\u003c\/li\u003e\n\u003cli\u003eIoT and embedded systems requiring 3.3V regulated power\u003c\/li\u003e\n\u003cli\u003eRobotics, drones, and automation projects\u003c\/li\u003e\n\u003cli\u003eBattery-powered portable devices\u003c\/li\u003e\n\u003cli\u003eDIY electronics and prototyping\u003c\/li\u003e\n\u003cli\u003eSensors, logic ICs, and communication modules\u003c\/li\u003e\n\u003cli\u003eWearable and small form-factor embedded designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePhysical Attributes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eBoard Size: Approx. 22mm × 17mm × 4mm\u003c\/li\u003e\n\u003cli\u003eWeight (gm): ~3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003e1 x Mini MP1584 Step-Down (Buck) Converter 3A – Fixed 3.3V Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":44316048195836,"sku":"KG832","price":119.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/products\/Input-4.5V-28V-Output-3.3V.jpg?v=1740459023","url":"https:\/\/kitsguru.com\/fr\/products\/mini-mp1584-step-down-module-3a-adjustable-input-4-5v-28v-output-3-3-5-9-12v","provider":"KitsGuru","version":"1.0","type":"link"}