2) Consider an enhancement MOSFET common source amplifier circuit in Figure 2(a).The output characteristic is showed in Figure 2(b). Assume that the circuit is operating inthe saturation region and k = 5 mA/V2.It also given that ra = ro = 00, Cgd = 2 pF, Cgs = 4 pF, Cas = 1 pF, Cwi = 4 pF and Cwo = 3pF.a. Using DC load line, prove that Ino = 22.5 mA and VpsQ = 5.5 V for Vaso = 2.5V.(Please attach the characteristic graph provided in your working solution)b. Draw the AC equivalent circuit at mid frequency.c. Estimate the voltage gain Av = Vo /Vi.d. Determine the dominant high cut – off frequency for the circuit.10 VRp100 26 MQC2ciRsRLVo1002R:5002RsVo 14 MQCs100 2VsFigure 2(a)60-503020109.10Figure 2(b)(yu) 4

Answered: Image /qna-images/answer/f5d5ed7a-1d89-43c0-bb81-f4f28153226c.jpg

) Consider an enhancement MOSFET common source amplifier circuit in Figure 2(a). The output characteristic is showed in Figure 2(b). Assume that the circuit is operating in he saturation region and k = 5 mA/V2. t also given that ra = ro = 0, Cgd = 2 pF, Cg = 4 pF, Cas = 1 pF, Cwi = 4 pF and Cwo = 3pF. a. Using DC load line, prove that Ino = 22.5 mA and Vpso = 5.5 V for Vaso = 2.5V. (Please attach the characteristic graph provided in your working solution) b. Draw the AC equivalent circuit at mid frequency. c. Estimate the voltage gain Av = Vo Ni. d. Determine the dominant high cut – off frequency for the circuit. 10 V Ro 100 2 6 MQ Ci Rs 1002 R 5002 Vo Vo 14 MOS Rs 100 2 Figure 2(a) 60 50 20. 10 2 3 10 (yu) 4

) Consider an enhancement MOSFET common source amplifier circuit in Figure 2(a). The output characteristic is showed in Figure 2(b). Assume that the circuit is operating in he saturation region and k = 5 mA/V2. t also given that ra = ro = 0, Cgd = 2 pF, Cg = 4 pF, Cas = 1 pF, Cwi = 4 pF and Cwo = 3pF. a. Using DC load line, prove that Ino = 22.5 mA and Vpso = 5.5 V for Vaso = 2.5V. (Please attach the characteristic graph provided in your working solution) b. Draw the AC equivalent circuit at mid frequency. c. Estimate the voltage gain Av = Vo Ni. d. Determine the dominant high cut – off frequency for the circuit. 10 V Ro 100 2 6 MQ Ci Rs 1002 R 5002 Vo Vo 14 MOS Rs 100 2 Figure 2(a) 60 50 20. 10 2 3 10 (yu) 4

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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Vs=100 mV peak-to-peak, 1 kHz sine signal, Kn=0.4mA/v^2 ,Vt=1V , λ=0.01V^-1 Make the DC analysis of the above given mosfet amplifier circuit. Simulation to tableWrite down the measured values and mathematical calculation results. (The valueswith the units.)DC Parameters ,Measured value ,Calculated ValueVGETCVGSVDVDSIDb. Draw the small signal model for the AC analysis of the circuit. Find the gm, ro, Av values.c. Show the Vs input signal and the Vo output signal of the circuit on the oscilloscope. Volt/div of channels andSpecify time/div values.
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