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@onsemi Please, for NCP1203 PWM controller. How I can determine the zener voltage/wattage at Pin8(VH)? @ahmedibrahim
For the NCP1203 PWM controllerthe high voltage pin 8 is connected to the high−voltage rail, this pin injects a constant current into the VCC capacitor during the startup sequence.
Answered by: ON Semiconductor
2014-01-28 12:26:58.622