The SMSA2805D from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 4.85 to 5.15 V, Output Current 1 ±0.5 to 1 A, Output Power ±2.5 to 5 W, Power Consumption 1.3 to 2.1 W (Dissipation). Tags: Surface Mount. More details for SMSA2805D can be seen below.