The MGA2812D from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 12 V, Output Current 1 0.333 to 0.416 A, Output Power 5000 mW, Output Voltage 2 -12 V. Tags: Module, Buck/Step down. More details for MGA2812D can be seen below.