• Electrical Engineering Archive: Questions from 2023-08-9

    Determine the mode of operation of an NMOS transistor when its terminal voltages are VG = 3V, Vs = 0V, VD = 2V, and VT = 2V? Off Saturation (Active) Linear (Triode)

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    A CS amplifier utilizes a MOSFET biased at ID = 1.15 mA with VOV = 0.30 V and RD = 15 kohm. The device has VA = 40 V. The amplifier is fed with a signal source having Rsig = 120 kohm, and a 10-kohm load is connected to the output. Find Rin, Avo, Ro, Av, and Gv.
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    Determine the modes of operation that the transistors are in. Assume that VTP = -1V and VTN = 1V.
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    Consider the circuit shown below. Assume that the transistor is in saturation, VTN = 1V and Kn = .02 A/V^2. Determine Vo and Vin when Vs = .45V the voltage at the source is 0.45). Show your work!
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    Assume that VTN = 1V, VTP = -1V, Kn = Kp = 2mA/V^2. a) What is the name of this circuit? b) Determine the power consumption if Vin = 0.5V. Justify your answer.
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    Consider the circuit shown below. Assume that the transistor is in saturation, VTN = 1V and Kn = 2mA/V^2. Determine Vo and Vin when Vds = 2.48V. Show your work!
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    Consider that transistors Q1 and Q2 are identical in Fig. 12. Those MOSFETs have Vtn = 0.5V and kn = 1.6 mA/V^2. Design the circuit given below such a way so that the value of R2 should make Q2 to operate at the edge of the saturation region.
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