The TMR 3-4811WIE from Traco Power is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 5 V, Output Current 1 0.6 A, Output Power 3 W, Isolation Voltage 1.6 kV. Tags: Through Hole, Buck/Step down. More details for TMR 3-4811WIE can be seen below.