The THM 10-0510WI from Traco Power is a DC to DC Converter with Input Voltage 4.5 to 9 V, Output Voltage 1 3.3 V, Output Current 1 2.5 A, Output Power 10 W, Isolation Voltage 5 kV. Tags: Through Hole, Buck/Step down. More details for THM 10-0510WI can be seen below.