工作在放大区的某三极管,当IB从15μA增大到25μA时,IC从2mA增大到3mA,则其电流放大系数β约为()。A、133B、120C、100

工作在放大区的某三极管,当IB从15μA增大到25μA时,IC从2mA增大到3mA,则其电流放大系数β约为()。

  • A、133
  • B、120
  • C、100

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