The PKE5316Z from Flex Power Modules is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 21.6 to 26.4 V, Output Current 1 1.25 A, Output Power 30000 mW, Isolation Voltage 1500 Vdc. Tags: Through Hole, Buck-Boost. More details for PKE5316Z can be seen below.