MP1584EN,Honbay&Acirc; 6 Pack MP1584EN Ultra Small DC-DC 3A Power Step-Down Adjustable Module Buck Converter 24V to 12v 9V 5V 3V 100%Brand New and High Quality Input Voltage: 4.5V-28V,Output Voltage:0.8V-20V Output Current: 1.8 A typical (3.0 Max),Ripple Voltage: 30mV IC Chip: Monolithic Power Systems (MPS) MP1584EN Dimensions:22mm * 17mm * 4mm