The MFL283R3S from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 3.3 V, Output Current 1 12.12 A, Output Power 40000 mW, Isolation Voltage 500 Vdc. Tags: Module, Buck/Step down. More details for MFL283R3S can be seen below.