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Class AB characteristics.

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ljy4468

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Hi all,
In class AB circuits, Ipush*Ipull=Iref^2.

And I don't understand why this equation is important.

anyway, I heard that it is related to crossover-distortion if Ipush=0 or Ipull=0 when the other TR is driving hard.(disobey above equation.)

,Someone give me an advice
Thanks.
 

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