The RQB-100Y28C from Bel Fuse is a DC to DC Converter with Input Voltage 14 to 160 V, Output Voltage 1 28 V, Output Current 1 3570 mA, Output Power 100000 mW, Operating Temperature -40 to 105 Degree C. Tags: Through Hole, Buck-Boost. More details for RQB-100Y28C can be seen below.