TOP209P - Three-terminal Off-line PWM Switch
* Housekeeping or "keep-alive" power supply applications such as TV
TOP209P Features
* Auto-restart and cycle by cycle current limiting functions handle both primary and secondary faults
* On-chip thermal shutdown with hysteresis protects the entire system against overload ® + Wide-Range DC Input TOPSwitch - D CONTROL C S PI-2043-052397 Figure 1. Typical Appli