The HW-133-V1.0 (XM1584) is a compact DC-DC buck converter based on the MP1584EN chip, featuring a 4.5V-28V input range and an adjustable 0.8V-20V output. It provides up to 3A output current with 1MHz-1.5MHz switching frequency and up to 96% efficiency, ideal for space-constrained projects. For more technical details, visit Amazon .