The MIW3133 from Total Power International is a DC to DC Converter with Input Voltage 18 to 36 V, Output Voltage 1 12 V, Output Current 1 25 to 500 mA, Output Power 6000 mW, Operating Temperature -40 to 85 Degree C. Tags: Through Hole, Buck/Step down. More details for MIW3133 can be seen below.