VL3302 Analog Circuits Syllabus:

VL3302 Analog Circuits Syllabus – Anna University Regulation 2021

COURSE OBJECTIVES:

• To understand the methods of biasing transistors
• To design and analyze BJT and MOSFET amplifier circuits
• To analyze the frequency response of small signal amplifiers
• To study about feedback amplifiers and oscillators principles
• To understand the analysis and design of power amplifiers and converters

UNIT I BIASING OF DISCRETE BJT AND MOSFET

BJT– Need for biasing – DC Load Line and Bias Point – DC analysis of Transistor circuits – Various biasing methods of BJT – Bias Circuit Design – Thermal stability – Stability factors – MOSFET Biasing – DC Load Line and Bias Point – DC analysis of MOSFET circuits, Biasing MOSFET Switching Circuits.

UNIT II SINGLE STAGE BJT AND MOSFET AMPLIFIERS

CE, CC and CB Configurations, Analysis of CE, CC and CB amplifiers using Hybrid π equivalent circuits – AC Load Line Analysis- Darlington Amplifier -Bootstrap technique – Cascade, Cascode configurations – Differential amplifier, Basic BJT differential pair – Small signal analysis and CMRR. Small Signal Hybrid π equivalent circuit of MOSFET – CS, CD and CG Configurations, Analysis of CS, CD and CG amplifiers using Hybrid π equivalent circuits.

UNIT III FREQUENCY RESPONSE OF AMPLIFIERS

Amplifier frequency response – Frequency response of transistor amplifiers with circuit capacitors – BJT frequency response – short circuit current gain – cut off frequency – fα, fβ and unity gain bandwidth – Miller effect – frequency response of FET – High frequency analysis of CE and MOSFET CS amplifier – Transistor Switching Times

UNIT IV FEEDBACK AMPLIFIERS AND OSCILLATORS

Advantages of negative feedback –Voltage / Current, Series, Shunt feedback Amplifiers– positive feedback–Condition for oscillations, phase shift – Wien bridge, Hartley, Colpitts and Crystal oscillators.

UNIT V POWER AMPLIFIERS AND DC/DC CONVERTERS

Power amplifiers-class A-Class B-Class AB-Class C-Power MOSFET-Temperature Effect- Class AB Power amplifier using MOSFET –DC/DC convertors – Buck, Boost, Buck-Boost analysis and design.

TOTAL: 45 PERIODS

COURSE OUTCOMES :

At the end of the course, students will be able to
CO1: Acquire knowledge of working principles, characteristics and biasing of BJT and FET
CO2: Design and analyze amplifiers.
CO3: Analyze frequency response of BJT and MOSFET amplifiers
CO4: Design and analyze feedback amplifiers and oscillator principles.
CO5: Design and analyze power amplifiers and converters

TEXTBOOKS :

1. David A. Bell, “Electronic Devices and Circuits”, Oxford Higher Education press, 5 th Edition, 2010.
2. Robert L. Boylestad and Louis Nasheresky, “Electronic Devices and Circuit Theory”,10th Edition, Pearson Education / PHI, 2008.
3. Adel .S. Sedra, Kenneth C. Smith, “Micro Electronic Circuits”, Oxford University Press, 7th Edition, 2014.

REFERENCES :

1. Donald. A. Neamen, “Electronic Circuit Analysis and Design”,Tata McGraw Hill, 3rd Edition,2010.
2. D.Schilling and C.Belove, “Electronic Circuits”, McGraw Hill, 3rd Edition,1989
3. Muhammad H.Rashid, “Power Electronics”, Pearson Education/PHI, 2004.

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