SFL330

SFL330 High Performance, High Power Factor Flyback PWM Controller FEATURES ◆ Programmable Load Over Voltage Protection (Load OVP) ◆ Built-in Over Load Protection (OLP) with 120ms Debounce Time ◆ Built-in Soft Start ◆ Very Low Startup Current ◆ Under Voltage Lockout with 8V Hysteresis ◆ VCC Over Voltage Protection (OVP) ◆ Clear External EA Feedback Network before Power On ◆ Transition Mode (TM) Operation ◆ Highly Linear Analog Multiplier ◆ Proprietary “Frequency Adjusting” for Higher PF and Low THD ◆ 3.3us Min. OFF Time ◆ 270KHz Max Frequency Clamp ◆ Trimmed 1.5% Internal Voltage Reference ◆ Restart Timer for Stand-alone Applications ◆ Cycle-by-Cycle Current Limiting ◆ Built-in Leading Edge Blanking (LEB) ◆ Audio Noise Free Operation ◆ 10V to 32V Wide Range of VCC Voltage ◆ 800mA Drive Capability APPLICATIONS ◆ LED Lighting Application ◆ Single Stage High PF Flyback AC/DC SMPS GENERAL DESCRIPTION SFL330 is a high performance, high power f...