Consider Figure 1 and determine as follows. i. Draw the de and ac equivalent circuits for the common-source amplifier. ii. Determine ID, VGS, and VDs for a centred Q-point. IDss=15 mA, and VGs(OFF)= -4 V. iii. Determine the voltage gain, Ay. iv. What happen to the voltage gain, Av if RL is increased to 6.6 k2. VDD +15 V Rp 820 N C3 Vout 1 µF V in RL 3.3 kN 0.1 μF Rs RG 10 MN 220 N 1 µF

Consider Figure 1 and determine as follows. i. Draw the de and ac equivalent circuits for the common-source amplifier. ii. Determine ID, VGS, and VDs for a centred Q-point. IDss=15 mA, and VGs(OFF)= -4 V. iii. Determine the voltage gain, Ay. iv. What happen to the voltage gain, Av if RL is increased to 6.6 k2. VDD +15 V Rp 820 N C3 Vout 1 µF V in RL 3.3 kN 0.1 μF Rs RG 10 MN 220 N 1 µF

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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Concept explainers

Differential amplifier

There are two amplifying stages with common degeneration in a differential amplifier.

Question

Consider Figure 1 and determine as follows.
i. Draw the dc and ac equivalent circuits for the common-source amplifier.
ii. Determine Ip, VGs, and VDs for a centred Q-point. Idss=15 mA, and VGS(OFF)= -4 V.
iii. Determine the voltage gain, Ay.
iv. What happen to the voltage gain, A, if RL is increased to 6.6 kN.
VDD
+15 V
Rp
820 N
C3
Vout
1 µF
Vin
RL
3.3 kN
0.1 μF
RG
10 MQ
Rs
220 N
C2
1 μF

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