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A. Construct a small-signal equivalent circuit that is appropriate for solving the amplifier's voltage gain (vo/vi), input resistance (Rin) and output resistance (Rout). Carefully label the circuit and identify components and device terminals. B. Determine the circuit's small-signal input resistance, Rin (as shown). C. Solve for the circuit's small-signal output resistance, Rout (as shown). D. Determine the amplifier's small-signal voltage gain, Av = vo/vi. MOSFET Parameters: Kn = μnCoxW/L = 0.2 mA/V2 VTN = 1 V λ = 0 Vt = 1 V gm = 1 mA/V χ = 0.2 (body effect)

A. Construct a small-signal equivalent circuit that is appropriate for solving the amplifier's voltage gain (vo/vi), input resistance (Rin) and output resistance (Rout). Carefully label the circuit and identify components and device terminals. B. Determine the circuit's small-signal input resistance, Rin (as shown). C. Solve for the circuit's small-signal output resistance, Rout (as shown). D. Determine the amplifier's small-signal voltage gain, Av = vo/vi. MOSFET Parameters: Kn = μnCoxW/L = 0.2 mA/V2 VTN = 1 V λ = 0 Vt = 1 V gm = 1 mA/V χ = 0.2 (body effect)

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MOSFET Parameters:
K n = μ n C o x W / L = 0.2 m A / V 2 V T N = 1 V λ = 0 V t = 1 V g m = 1 m A / V χ = 0.2 (body effect)
A. Construct a small-signal equivalent circuit that is appropriate for solving the amplifier's voltage gain ( v o / v i ) , input resistance ( R i n ) and output resistance ( R out ) . Carefully label the circuit and identify components and device terminals. B. Determine the circuit's small-signal input resistance, R in (as shown). C. Solve for the circuit's small-signal output resistance, R out (as shown). D. Determine the amplifier's small-signal voltage gain, A v = v 0 / v i .

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