The TRN 1-0523SM from Traco Power is a DC to DC Converter with Input Voltage 4.5 to 13.2 V, Output Voltage 1 15 V, Output Current 1 0.035 A, Output Power 1 W, Output Voltage 2 -15 V. Tags: Surface Mount, Buck-Boost. More details for TRN 1-0523SM can be seen below.