Document 715
4 W Forward Mode Transformers
• Designed for forward topology operating at 250 kHz • Five outputs from 3...
Document 715
4 W Forward Mode Transformers
Designed for forward topology operating at 250 kHz Five outputs from 3.3 V to 15 V; 9 – 18 V input 1500 Vrms isolation from primary and aux to the secondary Specified by National Semiconductor for its LM5015
Two-Switch Forward
Regulator
Core material Ferrite Terminations RoHS tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 2.0 – 2.1g 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 350 per 13″ reel Plastic ta...