The PKJ7317K from Flex Power Modules is a DC to DC Converter with Input Voltage 60 to 160 V, Output Voltage 1 12.42 to 15.18 V, Output Current 1 21.7 A, Output Power 300000 mW, Isolation Voltage 1600 to 4000 Vdc. Tags: Through Hole, Buck/Step down. More details for PKJ7317K can be seen below.