NCP1234 controller equivalent, fixed frequency current mode controller.
a timer−based fault detection that ensures the detection of
overload independently of an auxiliary winding, and an adjustable compensation to help keep the maximum power .
* AC−DC Adapters for Notebooks, LCD, and Printers
* Offline Battery Chargers
* Consumer Electronic Power Sup.
Pin No Pin Name
Function
1 LATCH
Latch−Off Input
2 FB 3 CS
Feedback Current Sense
4 GND 5 DRV 6 VCC
Drive output VCC input
8 HV
High−voltage pin
Pin Description Pull the pin up or down to latch−off the controller. An internal current sourc.
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