HA3648-BL

Document 710 Planar Transformer For National Semiconductor LM5037 PWM Controller Developed for NSC LM5037 Dual-Mode PWM Controller Designed as half bridge in forward topology Auxiliary winding provides 10 V to the chipset Input voltage range: 36 – 78 V Core material Ferrite Terminations  RoHS matte tin over nickel over brass. Other terminations available at additional cost. Weight  11.8 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  200 per 13″reel  Plastic tape:  44 mm wide, 0.37 mm thick, 32 mm pocket...