The OKR-T/20-W12-C from Murata is a DC to DC Converter with Input Voltage 6 to 13.8 V, Output Voltage 1 0.591 to 5 V, Output Current 1 20000 mA, Operating Temperature -40 to 85 Degree C, Storage Temperature -40 to 125 Degree C. Tags: Through Hole, Buck/Step down. More details for OKR-T/20-W12-C can be seen below.