The PKU4717YA from Flex Power Modules is a DC to DC Converter with Input Voltage 36 to 60 V, Output Voltage 1 4.5 to 5.5 V, Output Current 1 15.86 A, Output Power 71500 mW, Isolation Voltage 2250 Vdc. Tags: Through Hole, Surface Mount, Buck/Step down. More details for PKU4717YA can be seen below.