The SMRT28507T from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 19 to 56 V, Output Voltage 1 -7.21 to 7.14 V, Output Current 1 ±1 to 3 A, Output Power ±7 to 15 W, Power Consumption 28 W (Dissipation). Tags: Surface Mount. More details for SMRT28507T can be seen below.