770-2037, TRACOPOWER, TRACOPOWER TMR 3WIE DC-DC Converter, 3.3V dc/ 700mA Output, 18 → 75 V dc Input, 3W, Through Hole, +85°C Max Temp TRACOPOWER TMR 3WIE DC-DC Converter, 3.3V dc/ 700mA Output, 18 → 75 V dc Input, 3W, Through Hole, +85°C Max Temp