Description Specification Reviews 5A XL4015 DC-DC Step Down Buck Converter Module Power Supply LED Lithium Charger (RED) Module Overview: The XL4015 E1 Red Module is an efficient and popular 5 A DC-DC converter that steps higher input DC voltages down to a controlled lower voltage with adjustable current limits. It’s widely used in hobbyist and industrial power applications, including LED driving, power supplies, and battery charging, featuring high efficiency and built-in protections. Features & Capabilities: Constant Current / Constant Voltage (CC/CV) ControlYou can adjust both output voltage and output current limits with onboard potentiometers — useful for charging batteries or driving LEDs. Multiple Protection FunctionsIncludes: Current limiting and short-circuit protection Thermal shutdown protection Power LED status indicators(LEDs vary by board design) Status LEDsTypical boards have LEDs to indicate: Power present Load connected Constant current mode active(Colors and exact function depend on PCB design) Versatile ApplicationsCan serve as: Adjustable lab power supply LED driver (constant current mode) CC/CV battery charger (Li-ion, LiPo etc.) General step-down voltage regulator Typical Use & Notes Input must always be higher than output for proper buck conversion. Heat sink or airflow is recommended when approaching the ~5 A limit. Reverse polarity protection is not always included — add protection externally if needed. Adjust voltage before connecting sensitive electronics. SKU: 1911 Categories: Converters, Modules and Breakout Boards Tags: Converter, dc power supply, dc step down, DC-DC, power module, Step down, Stepdown, xl-4015, XL4015
