TRACOPOWER TIM 3.5 3.5W Isolated DC-DC Converter Surface Mount, Vin 18 → 36 V dc, Vout 15V dc Medical Approved. Input Voltage Nominal: 24 V dc. Medical Approved: Yes. Package: SMD 16. Length: 24.3mm. Protection Features: Patient Protection. Depth: 10.5mm. Width: 14.4mm. Special Features: 2:1 Input Voltage with Extended, Isolation 5000 Vrms ac Rated for 250 Vrms ac Working Voltage, Low Leakage Current. MPN: TIM 3.5-2413SM