Analog Electronic Circuits unit 5 and 6 vtu
-
Upload
raghudathesh -
Category
Documents
-
view
271 -
download
2
description
Transcript of Analog Electronic Circuits unit 5 and 6 vtu
ANALOG ELECTRONIC CIRCUITS
(VTU)
3rd
Sem EC/EE/TC
UNIT 5:
(a) General Amplifiers: Cascade connections, Cascode connections, Darlington connections.
(Chapter 5.19 to 5.27)
3 Hours
(b) Feedback Amplifier: Feedback concept, Feedback connections type, Practical feedback
circuits. (Chapter 14.1 to 14.4)
3 Hours
TEXT BOOK:
1. “Electronic Devices and Circuit Theory”, Robert L. Boylestad and Louis Nashelsky,
PHI/Pearson Education. 9TH Edition.
REFERENCE BOOKS:
1. ‘Integrated Electronics’, Jacob Millman & Christos C. Halkias, Tata - McGraw Hill, 2nd
Edition, 2010
2. “Electronic Devices and Circuits”, David A. Bell, PHI, 4th Edition 2004
3. “Analog Electronics Circuits: A Simplified Approach”, U.B. Mahadevaswamy,
Pearson/Saguine, 2007.
ADDITIONAL MATERIAL:
1. “Electronic Circuits”, Dr. R S Sedha, S. Chand, 3rd
Edition, 2012.
BY:
RAGHUDATHESH G P
Asst Prof
ECE Dept, GMIT
Davangere 577004
Cell: +917411459249
Page.no-1
RAGHUDATHESH G P
Page.no-2
RAGHUDATHESH G P
Page.no-3
RAGHUDATHESH G P
Page.no-4
RAGHUDATHESH G P
Page.no-5
RAGHUDATHESH G P
Page.no-6
RAGHUDATHESH G P
Page.no-7
RAGHUDATHESH G P
Page.no-8
RAGHUDATHESH G P
Page.no-9
RAGHUDATHESH G P
Page.no-10
RAGHUDATHESH G P
Page.no-11
RAGHUDATHESH G P
Page.no-12
RAGHUDATHESH G P
Page.no-13
RAGHUDATHESH G P
Page.no-14
RAGHUDATHESH G P
Page.no-15
RAGHUDATHESH G P
Page.no-16
RAGHUDATHESH G P
Page.no-17
RAGHUDATHESH G P
Page.no-18
RAGHUDATHESH G P
Page.no-19
RAGHUDATHESH G P
Page.no-20
RAGHUDATHESH G P
Page.no-21
RAGHUDATHESH G P
Page.no-22
RAGHUDATHESH G P
Page.no-23
RAGHUDATHESH G P
Page.no-24
RAGHUDATHESH G P
Page.no-25
RAGHUDATHESH G P
Page.no-26
RAGHUDATHESH G P
Page.no-27
RAGHUDATHESH G P
Page.no-28
RAGHUDATHESH G P
Page.no-29
RAGHUDATHESH G P
Page.no-30
RAGHUDATHESH G P
Page.no-31
RAGHUDATHESH G P
Page.no-32
RAGHUDATHESH G P
Page.no-33
RAGHUDATHESH G P
Page.no-34
RAGHUDATHESH G P
Page.no-35
RAGHUDATHESH G P
Page.no-36
RAGHUDATHESH G P
Page.no-37
RAGHUDATHESH G P
Page.no-38
RAGHUDATHESH G P
Page.no-39
RAGHUDATHESH G P
Page.no-40
RAGHUDATHESH G P
Page.no-41
RAGHUDATHESH G P
Page.no-42
RAGHUDATHESH G P
Page.no-43
RAGHUDATHESH G P
Page.no-44
RAGHUDATHESH G P
Page.no-45
RAGHUDATHESH G P
Page.no-46
RAGHUDATHESH G P
Page.no-47
RAGHUDATHESH G P
Page.no-48
RAGHUDATHESH G P
Page.no-49
RAGHUDATHESH G P
Page.no-50
RAGHUDATHESH G P
Page.no-51
RAGHUDATHESH G P
Page.no-52
RAGHUDATHESH G P
Page.no-53
RAGHUDATHESH G P
Page.no-54
RAGHUDATHESH G P
Page.no-55
RAGHUDATHESH G P
Page.no-56
RAGHUDATHESH G P
Page.no-57
RAGHUDATHESH G P
Page.no-58
RAGHUDATHESH G P
Page.no-59
RAGHUDATHESH G P
Page.no-60
RAGHUDATHESH G P
Page.no-61
RAGHUDATHESH G P
Page.no-62
RAGHUDATHESH G P
Page.no-63
RAGHUDATHESH G P
Page.no-64
RAGHUDATHESH G P
Page.no-65
RAGHUDATHESH G P
Page.no-66
RAGHUDATHESH G P
Page.no-67
RAGHUDATHESH G P
Page.no-68
RAGHUDATHESH G P
Page.no-69
RAGHUDATHESH G P
Page.no-70
RAGHUDATHESH G P
Page.no-71
RAGHUDATHESH G P
Page.no-72
RAGHUDATHESH G P
Page.no-73
RAGHUDATHESH G P
Page.no-74
RAGHUDATHESH G P
Page.no-75
RAGHUDATHESH G P
Page.no-76
RAGHUDATHESH G P
Page.no-77
RAGHUDATHESH G P
Page.no-78
RAGHUDATHESH G P
Page.no-79
RAGHUDATHESH G P
Page.no-80
RAGHUDATHESH G P
Page.no-81
RAGHUDATHESH G P
Page.no-82
RAGHUDATHESH G P
Page.no-83
RAGHUDATHESH G P
Page.no-84
RAGHUDATHESH G P
Page.no-85
RAGHUDATHESH G P
Page.no-86
RAGHUDATHESH G P
Page.no-87
RAGHUDATHESH G P
Page.no-88
RAGHUDATHESH G P
Page.no-89
RAGHUDATHESH G P
Page.no-90
RAGHUDATHESH G P
Page.no-91
RAGHUDATHESH G P
Page.no-92
RAGHUDATHESH G P
Page.no-93
RAGHUDATHESH G P
Page.no-94
RAGHUDATHESH G P
Page.no-95
RAGHUDATHESH G P
Page.no-96
RAGHUDATHESH G P
Question Bank
1. What do you understand by the term 'negative feedback' in amplifiers?
2. Compare the negative feedback and positive feedback.
3. Enumerate the effect s of negative feedback on the various characteristics of the amplifier
4. Describe with necessary derivations, the effect of negative feedback on the bandwidth
and distortion in an amplifier.
5. What the effect of a voltage series negative feedback in the following performance
measure of a BJT amplifier :
6.i. Input resistance ii. Output resistance iii. Bandwidth iv. Distortion and noise v. gain
stability.
7. Derive expression for input output resistance of voltage series feedback amplifier.
8. Mention the advantage of negative feedback.
9. Define negative and positive feedback.
10. Draw the circuit of a current series feedback amplifier and explain. Derive expressions
for input and output impedance. How does it improve the stability of the amplifier?
11. Draw the block diagrams of the four possible feedback topologies and explain.
12. Prove that the bandwidth of the amplifier increases with negative feedback.
13. With a neat circuit diagram. Explain the current series feedback amplifier and also derive
the expression for feedback ratio. Input resistance, output resistance and voltage gain.
14. Explain in detail the effect of negative feedback on gain, bandwidth. Distortion, noise,
input resistance and output resistance.
15. Draw block diagram of voltage shunt Feedback amplifier and give its input and output
resistance.
16. Explain the difference between cc coupled and direct coupled amplifiers.
17. Explain the difference between cascade & cascode connect ions.
18. Explain the 2 stage RC coupled BJT amplifier.
19. Explain the Darlington circuit and write the significance of it.
20. Mention the types of feedback connections. For any one type, derive the gain, with
feedback and compare it with that without feedback.
21. Determine the voltage gain, input and output impedance with feedback for voltage
series having A = - 100, Ri = 10KΩ and Ro = 20KΩ for feedback β = - 0.1
Page.no-97
RAGHUDATHESH G P
22. Derive an expression for input and output impedance of a voltage series feedback
amplifier.
23. Explain the general characteristics of negative feedback amplifier.
24. Draw the cascade configuration and list the advantages of this circuit.
25. With a neat sketch, describe the concept of feedback in amplifiers.
26. Using the block diagram approach, derive an expression for shunt feedback amplifier.
27. Draw a feedback amplifier in block diagram form. Identify each block and explain its
function.
28. Draw the cascade configuration and list the advantages of this circuit.
Page.no-98
RAGHUDATHESH G P