The 40IMX15-0503-8RG from Bel Fuse is a DC to DC Converter with Input Voltage 16.8 to 75 V, Output Voltage 1 5.1 V, Output Current 1 1500 mA, Output Power 12600 mW, Output Voltage 2 3.3 V. Tags: Through Hole, Buck/Step down. More details for 40IMX15-0503-8RG can be seen below.