The PSA5A2-2 from Bel Fuse is a DC to DC Converter with Input Voltage 8 to 40 V, Output Voltage 1 5.1 V, Output Current 1 2000 mA, Output Power 10000 mW, Operating Temperature -40 to 71 Degree C. Tags: Through Hole, Buck/Step down. More details for PSA5A2-2 can be seen below.