{"product_id":"cl3631ah-dc-dc-buck-converter-usb-output-led-voltmeter","title":"CL3631AH DC-DC Step-Down Buck Converter with USB Output and LED Voltmeter Display","description":"\u003ch2 style=\"text-align:center;\"\u003eCL3631AH DC-DC Step-Down Buck Converter with USB Output and LED Voltmeter Display\u003c\/h2\u003e\u003cp style=\"text-align:center;\"\u003eRegulate and monitor your DC power supply with the CL3631AH step-down buck converter module. Featuring a 3-digit red LED voltmeter display, USB Type-A output port, and a blue screw terminal input, this compact module delivers stable regulated 5V USB output from a wide DC input range - ideal for solar power stations, battery-powered USB chargers, and embedded power supply projects.\u003c\/p\u003e\u003cp style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/sidekick.shopify.ai\/rails\/active_storage\/blobs\/redirect\/eyJfcmFpbHMiOnsiZGF0YSI6MzUzNjgwMTczNCwicHVyIjoiYmxvYl9pZCJ9fQ==--a65eb515130369b99d9a676f50c3448de440869c\/WhatsApp_Image_2026-09-03_at_8.51.56_PM.jpeg\" alt=\"CL3631AH DC-DC Step-Down Buck Converter with USB output and 3-digit LED voltmeter display\" style=\"max-width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCL3631AH step-down (buck) converter IC - efficient DC-DC voltage regulation\u003c\/li\u003e\n\u003cli\u003e3-digit red LED voltmeter display - real-time output voltage monitoring\u003c\/li\u003e\n\u003cli\u003eUSB Type-A output port - charge phones or power 5V USB devices directly\u003c\/li\u003e\n\u003cli\u003eBlue 2-pin screw terminal input - secure connection for input power wires\u003c\/li\u003e\n\u003cli\u003ePWR and GND output pads - solder points for direct circuit connection\u003c\/li\u003e\n\u003cli\u003eCompact blue PCB - easy to integrate into enclosures and power supply builds\u003c\/li\u003e\n\u003cli\u003eSuitable for solar panel USB charging stations, battery backup outputs and DIY power regulators\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConverter IC:\u003c\/strong\u003e CL3631AH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTopology:\u003c\/strong\u003e Step-Down (Buck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 4.5V - 24V DC (via screw terminal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e 5V fixed (USB output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Current:\u003c\/strong\u003e Up to 2A (subject to input and thermal conditions)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 3-digit red 7-segment LED voltmeter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Port:\u003c\/strong\u003e USB Type-A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Output:\u003c\/strong\u003e PWR \/ GND solder pads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Color:\u003c\/strong\u003e Blue\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerfect For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSolar Panel USB Charging Stations\u003c\/li\u003e\n\u003cli\u003e12V to 5V USB Converter for Vehicles and Boats\u003c\/li\u003e\n\u003cli\u003eLi-ion Battery Pack USB Output Module\u003c\/li\u003e\n\u003cli\u003eDIY Power Bank and Portable Charger Builds\u003c\/li\u003e\n\u003cli\u003eArduino \/ ESP32 Project Power Supply with Voltage Monitor\u003c\/li\u003e\n\u003cli\u003eBench Power Supply USB Output Stage\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"text-align:center;\"\u003e\u003cstrong\u003eOrder now and add a reliable regulated USB output with live voltage monitoring to your power supply project.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Lahore Store","offers":[{"title":"Default Title","offer_id":56014500560969,"sku":"MOD-CL3631AH-BUCK-USB","price":380.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/9090\/2089\/files\/WhatsApp_Image_2026-09-03_at_8.51.56_PM.jpg?v=1788453551","url":"https:\/\/lahorestore.pk\/products\/cl3631ah-dc-dc-buck-converter-usb-output-led-voltmeter","provider":"Lahore Store","version":"1.0","type":"link"}