TRACOPOWER TIM 3.5 3.5W Isolated DC-DC Converter Surface Mount, Vin 4.5 → 12 V dc, Vout 12V dc Medical Approved. Input Voltage Nominal: 9 V dc. Medical Approved: Yes. Package: SMD 16. Protection Features: Patient Protection. Length: 24.3mm. 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. Standards Met: EN 55022, IEC/EN/ES 60601-1. MPN: TIM 3.5-0912SM