The 78SRH-3.3/2-C from Murata is a DC to DC Converter with Input Voltage 8 to 32 V, Output Voltage 1 3.3 V, Output Current 1 2000 mA, Isolation Voltage 1000 V, Operating Temperature -40 to 70 Degree C. Tags: Through Hole, Buck/Step down. More details for 78SRH-3.3/2-C can be seen below.