U6215A

U6215A&B&C Data Sheet Quasi-Resonant Primary Side Regulation CV/CC Power Switch  Description  Features U6215 is a high performance Quasi Resonant   (QR) Primary Side Regulation (PSR) PWM power switch with high precision CV/CC control ideal for charger applications.        In CV mode, U6215 adopts Multi Mode QR Control which uses the hybrid of AM (Amplitude Modulation) mode and (Frequency Modulation) FM mode to improve system efficiency and reliability. In CC mode, the IC mi uses PFM control with line and load CC Built-in 700V Power BJT Quasi-Resonant Primary Side Regulation (QR-PSR) Control with High Efficiency Multi-Mode PSR Control Fast Dynamic Response Built-in Dynamic Base Drive Audio Noise Free Operation ±4% CC and CV Regulation Low Standby Power