The TDN 5-0912WI from Traco Power is a DC to DC Converter with Input Voltage 4.5 to 13.2 V, Output Voltage 1 12 V, Output Current 1 0.42 A, Output Power 5 W, Isolation Voltage 1.6 kV. Tags: Through Hole, Buck-Boost. More details for TDN 5-0912WI can be seen below.