The 5107-T3.3/12 from Modular Devices is a DC to DC Converter with Input Voltage 16 to 50 V, Output Voltage 1 ±12.1 V, Output Current 1 0.15 to 1.5 A, Output Power 10000 mW, Isolation Voltage 100 to 500 Vdc. Tags: Through Hole, Module. More details for 5107-T3.3/12 can be seen below.