The MIW1143 from Total Power International is a DC to DC Converter with Input Voltage 36 to 75 V, Output Voltage 1 15 V, Output Current 1 20 to 200 mA, Output Power 3000 mW, Operating Temperature -40 to 85 Degree C. Tags: Through Hole, Buck/Step down. More details for MIW1143 can be seen below.