Features
 Single-Stage Active PFC for High Power Factor
and Low THD
 Primary Side Control Constant Current Operation,
No Opto-Coupler required
 Ultra Fast LED Turn On( <200ms @85Vac)
 ±3% LED Current Accuracy
 Excellent Line and Load Regulation
 Critical Conduction Mode Operation
 Source Driver Structure for Improved Efficiency
 Ultra-Low (20uA) Startup Current
 Ultra-Low (600uA) Operating Current
 High Resistance Feedback Resistor for Improved
Efficiency
 LED Short and Open Circuit Protection
 CS Resistor Short and Open Circuit Protection
 Transformer Saturation Protection
 Cycle-by-Cycle Current Limit
 VCC Over-voltage and Under-voltage Protection
 Over Temperature Protection
 Auto Recovery
 Available in SOP-8 package