The Power Integrations TNY289KG-TL is a offline switcher with line compensated overload power. It is most sought after product for applications like PC Standby and other auxiliary supplies, DVD/PVR and other low power set top decoders, etc. This package consists of a power mosfet along with thermal shut down circuitry and also houses oscillator, high-voltage switched current source, etc. which make the design take less components and takes less space over PCB. Simple system integration
Extremely energy efficient
Has tight I2f parameter tolerance which reduces system cost