SF5565M

SF5565M η-BalanceTM Current Mode PWM Controller with Brownout Protection FEATURES ◆ Less than 100mW Standby Power ◆ Brownout Protection (BOP) ◆ Proprietary η-BalanceTM Control to Boost Light Load Efficiency ◆ Proprietary “Zero OCP/OPP Recovery Gap” Control ◆ Proprietary “Audio Noise Free OCP Compensation” ◆ Fixed 65KHz Switching Frequency ◆ Built-in Frequency Shuffling ◆ Built-in Soft Start Function ◆ Frequency Reduction and Burst Mode Control for Energy Saving ◆ Built-in Synchronous Slope Compensation ◆ Cycle-by-Cycle Current Limiting ◆ Built-in Leading Edge Blanking (LEB) ◆ Current Mode Control ◆ Pin Floating Protection ◆ Latch Plug-off Protection ◆ VDD UVLO, OVP & Clamp APPLICATIONS Offline AC/DC Flyback Converter for ◆ AC/DC Adaptors ◆ Open-frame SMPS TYPICAL APPLICATION GENERAL DESCRIPTION SF5565M is a high performance, high efficiency, highly integrated current mode PWM controller for offline flyback converter applications. In SF55...