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. 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