EC-405 · Analog Circuits/Official Syllabus
Analog Circuits (EC-405) - Official Syllabus
1
Unit 1
Feedback Amplifier and Oscillators
- Concept of feedback and their types
- Amplifier with negative feedback and its advantages
- Feedback Topologies
- Concept of Positive feedback
- Classification of Oscillators
- Barkhausen criterion
- Types of oscillators: RC oscillator, RC Phase Shift, Wien Bridge Oscillators
- LC Oscillator: Hartley, Colpitt’s, Clapp and Crystal oscillator
2
Unit 2
Introduction to integrated circuits and Operational Amplifier
- Introduction to integrated circuits: Advantages and characteristic parameters of IC’s, basic building components, data sheets
- Operational Amplifier: Differential amplifier and analysis
- Configurations- Dual input balanced output differential amplifier, Dual input Unbalanced output differential amplifier, Single input balanced output differential amplifier, Single input Unbalanced output differential amplifier
- Introduction of op-amp, Block diagram, characteristics and equivalent circuits of an ideal opamp
- Power supply configurations for OP-AMP
- Characteristics of op-amp:Ideal and Practical, Input offset voltage, offset current, Input bias current, Output offset voltage, thermal drift, Effect of variation in power supply voltage
- common-mode rejection ratio (CMRR), Slew rate and its Effect, PSRR and gain bandwidth product
- frequency limitations and compensations, transient response, analysis of TL082 datasheet
3
Unit 3
OP-AMP applications
- Inverting and non-inverting amplifier configurations
- Summing amplifier
- Integrators and differentiators
- Instrumentation amplifier
- Differential input and differential output amplifier
- Voltage-series feedback amplifier, Voltage-shunt feedback amplifier
- Log/ Antilog amplifier
- Triangular/rectangular wave generator
- phase-shift oscillators, Wein bridge oscillator
- analog multiplier-MPY634, VCO, Comparator, Zero Crossing Detector
4
Unit 4
OP-AMP AS FILTERS
- Characteristics of filters, Classification of filters
- Magnitude and frequency response
- Butterworth 1st and 2nd order Low pass, High pass and band pass filters
- Chebyshev filter characteristics
- Band reject filters, Notch filter; all pass filters, self-tuned filters
- AGC,AVC using op-AMP
5
Unit 5
TIMER and Voltage Regulator
- IC-555 Timer concept, Block pin configuration of timer
- Monostable, Bistable and AstableMultivibrator using timer 555-IC
- Schmitt Trigger, Voltage limiters, Clipper and clampers circuits
- Absolute value output circuit, Peak detector, Sample and hold Circuit, Precision rectifiers
- Voltage-to-current converter, Current-to-voltage converter
- Voltage Regulator: simple OP-AMP Voltage regulator, Fixed and Adjustable Voltage Regulators
- Dual Power supply, Basic Switching Regulator and characteristics of standard regulator ICs such as linear regulator, Switching regulator andlow-drop out regulator
- Study of LM317, TPS40200 and TPS7250
Laboratory Experiments
- To measure and compare the op-amp characteristics: offset voltages, bias currents, CMRR, Slew Rate of OPAMP LM741 and TL082.
- To determine voltage gain and frequency response of inverting and non-inverting amplifiers using TL082.
- To design an instrumentation amplifier and determine its voltage gain using TL082.
- To design op-amp integrator (low pass filter) and determine its frequency response.
- To design op-amp differentiator (high pass filter) and determine its frequency response.
- Design 2nd order Butterworth filter using universal active filter topology with LM741
- To design Astable, Monostable and Bistablemultivibrator using 555 and analyse its characteristics.
- Automatic Gain Control (AGC) Automatic Volume Control (AVC)using multiplier MPY634
- To design a PLL using opampwith MPY634 anddetermine the free running frequency, the capture range and the lock in range of PLL
- Design and test a Low Dropout regulator using op-amps for a given voltage regulation characteristic and compare the characteristics with TPS7250 IC.
Reference Books
- Operational Amplifiers & Linear ICs — David A. Bell — Oxford University Press — 2nd edition, 2010
- Linear Integrated Circuits — D. Roy Choudhury — New Age Publication
- Linear Integrated Circuits analysis design and application — B. Somanathan Nair — Wiley India Pvt. Ltd.
- Analog Electronics — Maheshwary, Anand — PHI
- Linear Integrated Circuits — S.Salivahanan, V S KanchanaBhaaskaran — McGraw Hill — second edition
- Analysis and design of analog Integrated Circuits — Gray, Hurst, Lewis, Meyer — Wiley India — fifth edition
- Operational Amplifiers and Linear Integrated Circuits — RobertF.Coughlin, Frederick,F.Driscoll — Pearson — sixth edition
- Integrated electronics — Millman, Halkias — TMH
- Electronic Devices and Circuit Theory — Boylestad, Nashelsky — Pearson Education
- Microelectronics — Sedra, Smith — Oxford Press
- OP- Amp and linear Integrated circuits — RamakantA.Gaikward — Pearson — Third edition 2006
- Linear Integrated Circuits — B. Visvesvara Rao — Pearson
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