The TRV 2-1221M from Traco Power is a DC to DC Converter with Input Voltage 9.6 to 14.4 V, Output Voltage 1 5 V, Output Current 1 0.2 A, Output Power 2 W, Output Voltage 2 -5 V. Tags: Through Hole, Buck/Step down. More details for TRV 2-1221M can be seen below.