The RPX-4.0 is compactly sized at 5 mm x 5.5 mm x 4.1 mm. The output current for this series is 4 A with an output voltage that can be set from 1 VDC up to 7 VDC. The input ranges from 3.8 VDC up to 36 VDC. It also includes enable, power good, and soft start functions.