TRACOPOWER TMR 6WI 6W Isolated DC-DC Converter Through Hole, Vin 18 → 75 V dc, Vout 12V dc. Input Voltage Nominal: 48 V dc. Isolation Voltage: 1600V dc. Output Current: 500mA. Package: SIP 8. Railway Approved: Yes. Minimum Temperature: -40°C. Maximum Temperature: +100°C. Load Regulation: 0.005. Line Regulation: 0.002. Length: 21.8mm. MPN: TMR 6-4812WIR