Q1 Calculate the gate to source voltage, VGs, required to produce a drain current of 20 mA from a NMOS transistor with B = 1800 µA/V, V = 1 V and operating in saturation. (a) For the circuit shown in Figure 1, draw the small signal equivalent circuit, valid in the mid-band frequency range, and calculate the input resistance Rin. Show the details of the calculation and state any assumption. (b) Calculate the voltage gain Gv for the circuit in Figure 1 using the small signal equivalent circuit sketched in question (b). Show the details of the calculation and state any assumption. What happens to the voltage gain G of the amplifier if R, = 0. Why? (c) V DD R1 M1 Vin H out R2 Rs Vss = 0 V Figure 1

Q1 Calculate the gate to source voltage, VGs, required to produce a drain current of 20 mA from a NMOS transistor with B = 1800 µA/V, V = 1 V and operating in saturation. (a) For the circuit shown in Figure 1, draw the small signal equivalent circuit, valid in the mid-band frequency range, and calculate the input resistance Rin. Show the details of the calculation and state any assumption. (b) Calculate the voltage gain Gv for the circuit in Figure 1 using the small signal equivalent circuit sketched in question (b). Show the details of the calculation and state any assumption. What happens to the voltage gain G of the amplifier if R, = 0. Why? (c) V DD R1 M1 Vin H out 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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