{"product_id":"multi-output-step-down-converter-input-18-24v-and-output-3-3v-5v-12v","title":"Multi Output Step-Down Converter – Input 18-24V and Output 3.3V, 5V, 12V","description":"\u003cp\u003eThis is a fantastic project for makers, offering multiple output options of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3.3V\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5V\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12V\u003c\/strong\u003e, with an input of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e18-24V DC\u003c\/strong\u003e. This project is built around the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMP2451\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehigh-frequency (2Mhz)\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estep-down\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eswitching regulator, ensuring efficient and reliable power conversion. For added convenience, a header connector is provided for outputs and input supply, while a power LED indicator ensures easy power status monitoring. This project is particularly well-suited for low-current applications, and its compact PCB design occupies a minimal footprint, making it ideal for space-constrained projects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe output voltages of the three channels are set to 3.3V, 5V, and 12V using the following resistor combinations:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3V: R1 + R3\u003c\/li\u003e\n\u003cli\u003e5V: R2 + R4\u003c\/li\u003e\n\u003cli\u003e12V: R9 + R11\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsers can modify the feedback divider resistor values to adjust the output voltages to meet their specific requirements. The output voltage range is adjustable from +0.8V to 0.8 x V\u003csub\u003eIn\u003c\/sub\u003e. For the divider resistor formula, refer to the chip’s datasheet.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInput 18-24V DC\u003c\/li\u003e\n\u003cli\u003eOutputs 3.3V, 5V, 12V, Load Current 300mA Each (max 600mA per channel)\u003c\/li\u003e\n\u003cli\u003eOn Board Power LED\u003c\/li\u003e\n\u003cli\u003eHeader Connector for Outputs and Input\u003c\/li\u003e\n\u003cli\u003e2MHz fixed Switching Frequency\u003c\/li\u003e\n\u003cli\u003eInternal Soft-Start\u003c\/li\u003e\n\u003cli\u003ePrecision Current Limit Without Current Sensing Resistor\u003c\/li\u003e\n\u003cli\u003eThermal shutdown\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 32.07 x 19.37 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":46909629071532,"sku":"G123","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/G123A.jpg?v=1786364206","url":"https:\/\/dotfry.com\/products\/multi-output-step-down-converter-input-18-24v-and-output-3-3v-5v-12v","provider":"dotfry","version":"1.0","type":"link"}