JA4173-AL

Document 788 Flyback Transformers ForSTMicroelectronics PM8803 PoE Plus Powered Device Controller Designed to operate at 250 kHz in continuous conduction mode with 42 – 57 Volts input 1500 Vrms, one minute isolation from the primary and bias windings to the secondary windings Core material Ferrite Terminations  RoHS tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight  6.5 g Ambient temperature  –40°C to +85°C Storage temperature  Component: –40°C to +85°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 / 26,315,789 hours, calculated per Telcordia SR-332 Packaging  175 per 13″ reel  Plastic tape:  32 m...