I designed a sync buck with ucc28220.
Before connecting a FET, I supplied a input voltage. Then there is PWM out at OUT2(Pin 13).
But there is no PWM output at OUT1(Pin 6).
Is it a normal operation? or somthing is wrong with it?
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I designed a sync buck with ucc28220.
Before connecting a FET, I supplied a input voltage. Then there is PWM out at OUT2(Pin 13).
But there is no PWM output at OUT1(Pin 6).
Is it a normal operation? or somthing is wrong with it?