The TDN 1-2422WI from Traco Power is a DC to DC Converter with Input Voltage 9 to 36 V, Output Voltage 1 12 V, Output Current 1 0.045 A, Output Power 1 W, Output Voltage 2 -12 V. Tags: Through Hole, Buck-Boost. More details for TDN 1-2422WI can be seen below.