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Consider the circuit of fig. The transistor parameters are β = 120 and V_{A} = ∞
Que: The hybridπ parameter values of g_{m} ,r_{π} and r_{o} are
Consider the circuit of fig. The transistor parameters are β = 120 and V_{A} = ∞
Que: The small signal votlage gain A_{v} = v_{o}/v_{s}
The nominal quiescent collector current of a transistor is 1.2 mA. If the range of β for this transistor is 80 ≤ β ≤ 120 and if the quiescent collector current changes by +_{}10 percent, the range in value for r_{π} is
Consider the circuit in fig. The transistor parameter are β = 100 and V_{A }= ∞.
If Qpoint is in the center of the load line and I_{CQ} = 0.5 mA, the values of V_{BB} and R_{C} are
Consider the common Base amplifier shown in fig. The parameters are β = 100, g_{m} = 2 mS and r_{o} = 250 kΩ. Find the Thevenin equivalent faced by load resistance R_{L} .
Que: The Thevenin voltage v_{TH} is
The equivalent circuit is shown below
Consider the common Base amplifier shown in fig. The parameters are g_{m} = 2 mS and r_{o} = 250 kΩ. Find the Thevenin equivalent faced by load resistance R_{L} .
Que: The Thevenin equivalent resistance R_{TH} is
The equivalent smallsignal circuit is shown in fig.
The commonbase amplifier is drawn as a twoport in fig. The parameters are β =100, g_{m} = 3 mS, and r_{o} = 800 kΩ.
Que: The hparameter h_{21} is
The equivalent smallsignal circuit is shown in fig.
The commonbase amplifier is drawn as a twoport in fig. The parameters are β =100, g_{m} = 3 mS, and r_{o} = 800 kΩ.
Que: The hparameter h_{12} is
Consider the sourcefollower circuit in fig. The values of parameter are g_{m} = 2 mS and r_{o} = 100 kΩ.
Que: The voltage gain A_{v} is
The smallsignal equivalent circuit is shown in fig.
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