B0695-AL

Document 398 Flyback Transformer For National Semiconductor LM5020 PWM Controller Designed to operate up to 1 MHz with 36 –72 V input. 3.3 V, 4.5 A output with secondary windings connected in parallel. Bias output is 12 V. Ideal for 13 W, IEEE 802.3af-compliant, PoE applications. Core material Ferrite Terminations  RoHS tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight  12.8 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:...