TRACOPOWER THM 20 20W Isolated DC-DC Converter Through Hole, Vin 36 → 75 V dc, Vout ±12V dc Medical Approved. Input Voltage Nominal: 48 V dc. Isolation Voltage: 5kV ac. Output Current: ±833mA. Medical Approved: Yes. Package: 1.6 x 1 in. Efficiency: 0.885. Minimum Temperature: -40°C. Maximum Temperature: +80°C. Load Regulation: 0.01. Line Regulation: 0.005. MPN: THM 20-4822