Document 655
Flyback Transformer ForNationalSemiconductorLM5015 Two-Switch DC-DC
Regulator
• Referenced on NSC application notes AN‑1724 and AN-1725 • Designed to operate at 250 kHz in continuous conduction
mode with 36 – 72 Volts input • 1500 Vrms, one minute isolation from the primary and auxiliary
to the secondary
Core material Ferrite Terminations RoHS tin-silver over tin over nickel over phos bronze.
Other terminations available at additional cost.
Weight 6.
0 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 temperatu...