HT2802S

HOTCHIP HT2802S High performance primary sensing regulator (PSR) GENERAL 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 components 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 m...