SF6771S

super-QR/PSRTM CV/CC Controller SF6771S 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 Under Voltage Lockout (UVLO) APPLICATIONS ◆ Battery chargers for cellular phones, cordless phones, PDA, digital cameras, etc ◆ Replaces linear transformer and RCC SMPS ◆ AC/DC LED lighting GENERAL DESCRIPTION SF6771S is a high performance, highly integrated QR (Quasi Resonant Mode) and Primary Side Regulation (PSR) controller for offline small power converter applications. SF6771S has proprietary super-QR/PSRTM control for high efficiency and low EMI. The standby pow...