The AEE04F36-LS from Artesyn Embedded Power is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 3.3 V, Output Current 1 4 A, Output Power 13.2 W, Isolation Voltage 1.5 kV. Tags: Through Hole, Buck/Step down. More details for AEE04F36-LS can be seen below.