EE6303 / EE2254 Linear Integrated Circuits And Applications Scanned Lecture Notes (All Units)

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Anna University , Chennai

Department of B.E-Electrical and Electronics Engg

Third / Fourth Semester

EE2254 Linear Integrated Circuits And Applications 

Scanned Lecture Notes

(Regulation 2013 / 2008)

Linear Integrated Circuits And Applications Handwritten Premium Lecture Notes, Prepared by Lecture Srikala. Specially for Electrical and Electronics Engineering Candidates. Syllabus Covered based on Anna University Third Semester / Fourth Semester R2013 and R2008 Regulation.

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Syllabus : 

• UNIT I IC FABRICATION
  
• UNIT II CHARACTERISTICS OF OPAMP
  
• UNIT III APPLICATIONS OF OPAMP
  
• UNIT IV SPECIAL ICs
  
• UNIT V APPLICATION ICs
  

Content :
LINEAR INTEGRATED CIRCUITS AND APPLICATIONS

UNIT-1

IC FABRICATION
Introduction
Advantages
Classification
1. Digital IC’s
2. Linear IC’s
Integrated circuits
1. Monolithic circuits
a. Bipolar
i. Pn junction isolation
ii. Dielectric isolation
b. Unipolar
i. MOSFET
ii. JFET
Fundamental of monolithic IC technology
Basic planar processes
Epitaxial growth
Fabrication of FET
JFET fabrication
Silicon wafer preparation
Oxidation
Photolithography
Diffusion
Ion implantation
Isolation techniques
PN junction iosolation
Dielectric isolation
Metallization
Assembly processing and packing
Fabrication of typical circuits
Fabrication of diodes
Fabrication of resistors
Diffused resistor
Pinched resistor
Fabrication of capacitors
Junction capacitor
MOS and thin film capacitor
Fabrication of FET
MOSFET fabrication
CMOS fabrication
Integrated inductor

UNIT-2

CHARACTERSTICS OF OPAMP
Application
Circuit symbol
Packages
Inference
Inverting amplifier
Non inverting amplifier
Differential amplifier
Common mode rejection ratio
Basic differential amplifier
Operation
1. Differential mode
2. Common mode
Advantages of differential amplifier
Application
DC analysis
Common mode gain
Common mode rejection ratio
Inverting summing amplifier
Non inverting summing amplifier
Thermal drift
AC characteristics
Frequency response of OPAMP
Frequency compensation
1. External compensation
2. Internal compensation
3. Pole zero compensation
Slew rate
Methods to improve the slew rate

UNIT-3

APPLICATION OF OPAMP
Instrumentation amplifier
Features
Logarithmic amplifier
Filters
1. Active filters
2. Passive filters
First order low pass filter
Comparator
Non inverting comparator
Application of comparator
Multi vibrator
1. Astable multivibrator
2. Monostable multi vibrator
3. Bistable multi vibrator
Clipers
1. Positive clippers
2. Negative clipper
Clampers
Waveform generator
RC phase shift oscillators
Sample and hold circuits
A\D converters using OPAMP
Types
1. Direct ADC
2. Integrating type ADC
Successive approximation
Dual slope ADC

UNIT-4

SPECIAL IC’s
IC555 timer
Functional block diagram of 555 timer
555 timer as Schmitt trigger
Voltage controlled oscillators
VCO block diagram
Phase lock loop
Application of PLL
Frequency multiplication division
Frequency translation
AM detection
FM detection
Analog multiplier circuits

UNIT-5

APPLICATION IC’s
IC voltages regulators
Types
1. Series regulators
2. Switching regulators
IC voltages regulators
Types
1. Fixed positive o\p voltage regulator
2. Adjustable o\p voltages regulators
Current limit protection
Current fold back
Current boosting
Switching regulators
Audio power amplifier
Features
Classification
Stages
Application of audio power amplifier
IC 8038 function generator
Optocoupler and opto electronic IC’s
Current transfer ratio
Isolation amplifier
Switched mode power supply
Application

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