The SMSA2805S from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 4.8 to 5.2 V, Output Current 1 0 to 1 A, Output Power 5 W, Power Consumption 1.5 to 2.2 W (Dissipation). Tags: Surface Mount. More details for SMSA2805S can be seen below.