The TIM 3.5-1222SM from Traco Power is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 12 V, Output Current 1 0.146 A, Output Power 3.5 W, Output Voltage 2 -12 V. Tags: Surface Mount, Buck-Boost. More details for TIM 3.5-1222SM can be seen below.