EN 60950, IEC 60950, IEC 60601, EN 60601-1. Derates 3% per °C above 60°C MTBF to MIL-HDBK-217 E (25°C). 3. Traco 2W DIP Single/Dual Output Medical Approved Regulated Isolated DC-DC Converter - THI Series. Regulated outputs High isolation test voltage 6kV peak Supplementary insulation for working voltage up to 250Vac Short circuit protection UL 94V-0 package material 24-pin DIP plastic package (dimensions 32x20x10mm)