Calculate the gate to source voltage VGs for a NMOS transistor with B = 2200 µA/V?, V = 1 V and operating in saturation with a transconductance gm = 5 mS. Q1 (a) Draw the small signal equivalent circuit model valid in the mid-band frequency range for the circuit shown in Figure 1 and identify the kind of amplifier formed by the NMOS transistor M1. Clearly state any assumption. (b) Using two transistors nominally identical to M1 and the configuration shown in Figure 1, design a common source voltage amplifier with improved gain. Draw the mid-band frequency range for the resulting circuit in the hypothesis that the value R, is very big (open circuit) and state what kind of configuration you used. Explain why the resulting output impedance is bigger when compared to a single stage common source amplifier. (c) VDD RI Rp Vout M1 Cs Vin R2 Rs Vss = 0 V Figure 1

Calculate the gate to source voltage VGs for a NMOS transistor with B = 2200 µA/V?, V = 1 V and operating in saturation with a transconductance gm = 5 mS. Q1 (a) Draw the small signal equivalent circuit model valid in the mid-band frequency range for the circuit shown in Figure 1 and identify the kind of amplifier formed by the NMOS transistor M1. Clearly state any assumption. (b) Using two transistors nominally identical to M1 and the configuration shown in Figure 1, design a common source voltage amplifier with improved gain. Draw the mid-band frequency range for the resulting circuit in the hypothesis that the value R, is very big (open circuit) and state what kind of configuration you used. Explain why the resulting output impedance is bigger when compared to a single stage common source amplifier. (c) VDD RI Rp Vout M1 Cs Vin R2 Rs Vss = 0 V Figure 1

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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