Document
Document 1274
Flyback Transformer For Silicon Labs Si88xx 2.5kV Isolated DC-DC Converter
• Developed for use with Silicon Labs Si88xx isolated dc-dcconverter reference designs.
• 2500 Vrms, one minute isolation from primary to secondary • Designed to meet basic insulation class with 3 mm creepage and
clearance • AEC-200 Grade 1 qualified (–40°C to +125°C ambient)
Core material Ferrite Terminations RoHS tin-silver-copper (95.5/3.8/0.7) over tin over nickel over phos bronze. Weight 0.9 g Ambient temperature –40°C to +125°C Maximum part temperature +135°C Storage temperature Component: –40°C to +135°C. Tape and reel packaging: –40°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,78.