The 8690-S05.2 from Modular Devices is a DC to DC Converter with Input Voltage 55 to 90 V, Output Voltage 1 5.1 to 5.3 V, Output Current 1 1.25 A, Output Power 6500 mW, Isolation Voltage 100 to 500 Vdc. Tags: Through Hole, Module. More details for 8690-S05.2 can be seen below.