The 3809-D05 from Modular Devices is a DC to DC Converter with Input Voltage 16 to 50 V, Output Voltage 1 ±5.2 V, Output Current 1 0.02 to 0.2 A, Output Power 2000 mW, Isolation Voltage 500 Vdc. Tags: Through Hole. More details for 3809-D05 can be seen below.