The FDC05-48S33 from Ideal Power Ltd is a DC to DC Converter with Input Voltage 36 to 75 V, Output Voltage 1 3.3 V, Output Current 1 1000 mA, Isolation Voltage 1600 V, Operating Temperature -40 to 105 Degree C. Tags: PCB Mount, Through Hole, Buck/Step down. More details for FDC05-48S33 can be seen below.