The TDN 5-0922WISM 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 0.21 A, Output Power 5 W, Output Voltage 2 -12 V. Tags: Surface Mount, Buck-Boost. More details for TDN 5-0922WISM can be seen below.