The PKM4516AD from Flex Power Modules is a DC to DC Converter with Input Voltage 36 to 75 V, Output Voltage 1 14 to 35 V, Output Current 1 18 A, Output Power 504000 mW, Isolation Voltage 750 to 2250 Vdc. Tags: Through Hole, Buck/Step down. More details for PKM4516AD can be seen below.