The 0RCY-C4T03L from Bel Fuse is a DC to DC Converter with Input Voltage 48 V, Output Voltage 1 3.3 V, Output Current 1 40000 mA, Output Power 132000 mW, Operating Temperature -40 to 85 Degree C. Tags: Through Hole, Buck/Step down. More details for 0RCY-C4T03L can be seen below.