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A MOSFET amplifier is shown below. Assume unCOX(W/L) = 2mA/V2 , Vt = 2 V, and λ = 0. Assume also that the capacitor has zero impedance at the frequency of the source signal. a) Circle which type of a single stage amplifier is represented by Q1. Explain why. Q1: Common-source Common-gate Common-drain b) Draw the small-signal circuit, and find the small-signal gain, vout/vsig, input resistance, RIN, and output resistance, ROUT.

A MOSFET amplifier is shown below. Assume unCOX(W/L) = 2mA/V2 , Vt = 2 V, and λ = 0. Assume also that the capacitor has zero impedance at the frequency of the source signal. a) Circle which type of a single stage amplifier is represented by Q1. Explain why. Q1: Common-source Common-gate Common-drain b) Draw the small-signal circuit, and find the small-signal gain, vout/vsig, input resistance, RIN, and output resistance, ROUT.

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A MOSFET amplifier is shown below. Assume unCOX(W/L) = 2mA/V2 , Vt = 2 V, and λ = 0. Assume also that the capacitor has zero impedance at the frequency of the source signal. a) Circle which type of a single stage amplifier is represented by Q1. Explain why. Q1: Common-source Common-gate Common-drain b) Draw the small-signal circuit, and find the small-signal gain, vout/vsig, input resistance, RIN, and output resistance, ROUT.

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