The PUB2405S1B from Flex Power Modules is a DC to DC Converter with Input Voltage 21.6 to 26.4 V, Output Voltage 1 5 V, Output Current 1 0.2 A, Output Power 1000 mW, Isolation Voltage 4000 Vdc. Tags: Through Hole, Buck/Step down. More details for PUB2405S1B can be seen below.