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LM5021: Flyback isolated AC/DC converter, tina ti

Part Number: LM5021


Hii Everyone

I am using the LM5021 PWM controller for the design of a 24 V, 90 W AC-DC converter. What is the purpose of using Zener diode (Dreg) and capacitor (Creg) used in voltage divider circuits?

Thanks and Regards

Abhishek