HT2802S
HT2802S is High performance primary sensing regulator manufactured by HOTCHIP.
DESCRIPTION
HT2802S is high performance primary sensing regulation and monolithic switching- mode power controller which is designed for small- power supply equipment with current mode control. Built-in accurate CV/CC control circuit. High integration design, a high performance power BJT and PFM controller and full protection circuits in single chip, to minimize external ponents and save the cost effectively. HT2802S can be simply designed a typical flyback switch converter, the unique driving technology promotes the characteristics of withstand voltage and achieves excellent converting efficiency
TYPICAL APPLICATION CIRCUITRY
FEATURES
- Built-in 800V power BJT;
- PSR control, eliminates Opto-coupler and TL431;
- Accurate CV/CC control
- Hysteresis over-temperature protection (OTP) circuit
- Higher efficiency and meet Level 6 efficiency standards
- Output voltage protection (OVP/UVLO)
- < 100...
