The SMTR2815S from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 14.7 to 15.3 V, Output Current 1 0 to 2 A, Output Power 0 to 30 W, Power Consumption 12 W (Dissipation). Tags: Surface Mount. More details for SMTR2815S can be seen below.