Power supply working fine upto 120Vac input. If increase more than 120Vac, than output will drop to 1.25Vdc from 12V.
FYI, I'm using INN3676C-H602-TL IC, designed for 85-265VAC input and 12V/2.5A output.
What is the possibility of error in this case? Kindly suggest us, idea to rectify this issue.