TRACOPOWER TES 2M 2W Isolated DC-DC Converter Surface Mount, Voltage in 21.6 → 26.4 V dc, Voltage out ±15V dc, Input Voltage Nominal: 24 V dc, Isolation Voltage: 4kV, Output Current: ±66mA, Efficiency: 75%, Medical Approved: Yes, Package: DIP 16, Load Regulation: ±10%, Minimum Temperature: -40°C, Maximum Temperature: +71°C, MPN: TES 2-2423M