TRACOPOWER TSM 1W Isolated DC-DC Converter Surface Mount, Vin 21.6 → 26.4 V dc, Vout ±15V dc. Input Voltage Nominal: 24 V dc. Isolation Voltage: 1000V dc. Output Current: ±30mA. Package: SOIC 18. Efficiency: 0.8. Minimum Temperature: -40°C. Maximum Temperature: +85°C. Load Regulation: 10. Line Regulation: 1.2. Depth: 7.8mm. MPN: TSM 2415D