473-4937, Recom, Recom RB DC-DC Converter, ±15V dc/ ±33mA Output, 4.5 → 5.5 V dc Input, 1W, Through Hole, +85°C Max Temp -40°C Recom RB DC-DC Converter, ±15V dc/ ±33mA Output, 4.5 → 5.5 V dc Input, 1W, Through Hole, +85°C Max Temp -40°C