Description
SF6771S is a high performance, highly integrated QR (Quasi Resonant Mode) and Primary Side Regulation (PSR) controller for offline small power converter applications.
Features
- Easily Meet EPS Level 6.
- Less than 75mW Standby Power.
- Proprietary super-QR/PSRTM (Quasi-
Resonant & Primary Side Regulation) Control for High Efficiency and Low EMI.
- ±5% CC and CV Precision.
- Proprietary Cable Drop Compensation.
- Smart Output Short Protection.
- Cycle-by-Cycle Current Limiting.
- Built-in Leading Edge Blanking (LEB).
- Pin Floating Protection.
- Built-in Soft Start.
- Output Over Voltage Protection.
- VDD OVP & Clamp.
- VDD Unde.
SF6771S-SiFirst.pdf
