(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters: Qi and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA = 00 Given that Ico1 = 2 mA and VCEQ1 = 2 V. (i) Determine the value for RB4. List the assumption/approximation made in the analysis. (ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband frequency range. (iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qi and Then, determine Zj2 and Zo. (iv) Find +15 V TUA RBI 100 kQ UNIVERSITI RB3 10 k2 3.3 kQ IcQ Q2 HE C4 Q VCEQ! TE O RB2 50 k2 Rs 100 2 RL V. 10k2 R84 RE 2 kQ C3 Z;2 Z, Figure Q.2(b) AYSIA
(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters: Qi and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA = 00 Given that Ico1 = 2 mA and VCEQ1 = 2 V. (i) Determine the value for RB4. List the assumption/approximation made in the analysis. (ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband frequency range. (iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qi and Then, determine Zj2 and Zo. (iv) Find +15 V TUA RBI 100 kQ UNIVERSITI RB3 10 k2 3.3 kQ IcQ Q2 HE C4 Q VCEQ! TE O RB2 50 k2 Rs 100 2 RL V. 10k2 R84 RE 2 kQ C3 Z;2 Z, Figure Q.2(b) AYSIA
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Question
![(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters:
Qı and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA=∞
Given that Icọ1 = 2 mA and VCEQ1 = 2 V.
(i)
Determine the value for R84. List the assumption/approximation made in the
analysis.
(ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband
frequency range.
(iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qı and
Then, determine Zi2 and Zo.
VSI
(iv) Find
+15 V
TU MA
RBI
100 k2
UNIVERSITI
{ Rc
3.3 k2
RB3
10 kN
IcQI
Q2
C4
Qi VCEQI
Ro TEO
► 50 k2
Rs
100 2
RL
V.
10k2
RE
2 kN
RB4
C3
Zi2
Z,
Figure Q.2(b)
AYSIA](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6a30be74-a81e-4985-b94d-4cd71e619e2d%2Fedc39130-a723-4ecb-adac-7657fed18a0a%2Ff88pzg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters:
Qı and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA=∞
Given that Icọ1 = 2 mA and VCEQ1 = 2 V.
(i)
Determine the value for R84. List the assumption/approximation made in the
analysis.
(ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband
frequency range.
(iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qı and
Then, determine Zi2 and Zo.
VSI
(iv) Find
+15 V
TU MA
RBI
100 k2
UNIVERSITI
{ Rc
3.3 k2
RB3
10 kN
IcQI
Q2
C4
Qi VCEQI
Ro TEO
► 50 k2
Rs
100 2
RL
V.
10k2
RE
2 kN
RB4
C3
Zi2
Z,
Figure Q.2(b)
AYSIA
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