NCL37733 Description
Pin # Pin Name Function Pin Description 1 CS/ZCD Current Sense and Zero This multi−function pin is designed to monitor the primary peak current for protection Current Detection and output current control and the auxiliary winding voltage for zero current detection 2 GND Controller ground pin.
NCL37733 Key Features
- Quasi-resonant Peak Current-mode Control Operation
- Constant Current Control with Primary Side Feedback
- Tight LED Constant Current Regulation of ±2% typical
- Near-Unity Power Factor (>0.95 typically)
- Optimized for Line Wide-range
NCL37733 Applications
- Line Feedforward for Enhanced Regulation Accuracy