XP Power
XP Power QSB400 400W Isolated DC-DC Converter PCB Mount, Vin 18 → 75 V dc, Vout 28V dc, I/O isolation 1.5kV dc. Input Voltage Nominal: 48 V dc. Output Current: 14.3A. Package: Brick. Efficiency: 0.9. Minimum Temperature: -40°C. Maximum Temperature: +100°C. Load Regulation: 0.5. Line Regulation: 0.2. Maximum Input Current: 60 (No Load) mA, 9.27 (Full Load) A. MPN: QSB40048S28