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(R15A0401) ELECTRONIC DEVICES AND CIRCUITS
OBJECTIVES
This is a fundamental course, basic knowledge of which is required by all the circuit branch engineers
.this course focuses:
1. To familiarize the student with the principal of operation, analysis and design of junction
diode .BJT and FET transistors and amplifier circuits.
2. To understand diode as a rectifier.
3. To study basic principal of filter of circuits and various types
UNIT-I
P-N Junction diode: Qualitative Theory of P-N Junction, P-N Junction as a diode , diode equation , voltamper characteristics temperature dependence of V-I characteristic , ideal versus practical –resistance
levels( static and dynamic), transition and diffusion capacitances, diode equivalent circuits, load line
analysis ,breakdown mechanisms in semiconductor diodes , zener diode characteristics.
Special purpose electronic devices: Principal of operation and Characteristics of Tunnel Diode with the
help of energy band diagrams, Varactar Diode, SCR and photo diode
UNIT-II
RECTIFIERS, FILTERS: P-N Junction as a rectifier ,Half wave rectifier, , full wave rectifier, Bridge rectifier
, Harmonic components in a rectifier circuit, Inductor filter, Capacitor filter, L- section filt - section
filter and comparison of various filter circuits, Voltage regulation using zener diode.
UNIT-III
BIPOLAR JUNCTION TRANSISTOR: The Junction transistor, Transistor current components, Transistor
as an amplifier, Transistor construction, Input and Output characteristics of transistor in Common Base,
Common Emitter, and Common collector configurations. α and β Parameters and the relation between
them, BJT Specifications. BJT Hybrid Model, h-parameter representation of a transistor, Analysis of
single stage transistor amplifier using h-parameters: voltage gain, current gain, Input impedance and
Output impedance. Comparison of transistor configurations in terms of Ai, Ri ,Av,and Ro,
UNIT-IV
TRANSISTOR BIASING AND STABILISATION: Operating point , the D.C and A.C Load lines, Need for
biasing , criteria for fixing, operating point, B.J.T biasing, Fixed bias, Collector to base bias ,Self bias
techniques for stabilization, Stabilization factors, (s, sI
, sII), Bias Compensation using diode and
transistor , (Compensation against variation in VBE, ICO,) Thermal run away, Condition for Thermal
stability.
UNIT-V
FIELD EFFECT TRANSISTOR AND FET AMPLIFIER JFET (Construction, principal of Operation and Volt –Ampere characteristics). Pinch- off voltage-Small
signal model of JFET. FET as Voltage variable resistor, Comparison of BJT and FET. MOSFET
(Construction, principal of Operation and symbol), MOSFET characteristics in Enhancement and
Depletion modes. FET Amplifiers: FET Common source Amplifier, Common Drain Amplifier,
Generalized FET Amplifier, FET biasing.
TEXT BOOKS:
1. Integrated Electronics Analog Digital Circuits, Jacob Millman and D. Halkias, McGraw Hill.
2. Electronic Devices and Circuits Theory, Boylsted, Prentice Hall Publications.
3. Electronic Devices and Circuits, S.Salivahanan,N.Suresh kumar, McGraw Hill.
4. Electronic Devices and Circuits,Balbir kumar ,shail b.jain, PHI Privated Limted, Delhi.
REFERENCE BOOKS:
1. Electronic Devices and Circuits,K.Lal Kishore B.S Publications
2. Electronic Devices and Circuits, G.S.N. Raju, I.K. International Publications, New Delhi, 2006.
3. Electronic Devices and Circuits,A.P Godse, U.A Bakshi , Technical Publications
4. Electronic Devices and Circuits K.S. Srinivasan Anurdha Agencies
OUTCOMES:
At the end of the course, the student will be able to:
1. Understand and Analyse the different types of diodes, operation and its characteristics
2. Design and analyse the DC bias circuitry of BJT and FET
3. Design biasing circuits using diodes and transistors.
4. To analyze and design diode application circuits, amplifier circuits and oscillators employing BJT,
FET devices.
Information Of The Book :
Title: ELECTRONIC DEVICES & CIRCUITS II B.TECH I SEMESTER (COMMON FOR ECE/CSE/IT)
Language: English.
Size: 4,42 MB
Pages: 173
Year : 2016
Format: PDF.
Author: