The DFRobot 40W high power DC-DC buck converter offers a 6 to 14V input voltage range and up to 5V/8A output. Featuring a small body, high conversion ratio, strong heat dissipation, and large current output, the module is compatible with all 5V main-boards, and can work as an SMD element to be directly soldered onto PCB. With steady output, this buck converter is able to work for a long time without voltage shift, which can be suitable for projects of high requirements like smart homes, small robot car power sources, etc.

Small in size
40W high power output
Over 96% conversion ratio
Can be used as SMD component