NCL37733 controller equivalent, led lighting controller.
* Quasi−resonant Peak Current−mode Control Operation
* Constant Current Control with Primary Side Feedback
* Tight LED Constant Current Regulation of ±2% typi.
* Line Feedforward for Enhanced Regulation Accuracy
* Low Start−up Current (10 mA typ.)
* Wide VCC Range
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 ze.
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