The B78C05-2R0-R1 from Pulse Electronics is a DC to DC Converter with Input Voltage 6.5 to 36 V, Output Voltage 1 5 V, Output Current 1 0 to 2000 mA, Output Power 1.6 to 24 W, Operating Temperature -40 to 85 Degree C. Tags: Through Hole, Buck/Step down. More details for B78C05-2R0-R1 can be seen below.