EC1206 – ELECTRONIC DEVICES AND CIRCUITS

NNA UNIVERSITY TIRUCHIRAPPALLI Tiruchirappalli - 620 024 SEMESTER III
EC1206 – ELECTRONIC DEVICES AND CIRCUITS

UNIT I ELECTRON BALLISTICS AND APPLICATIONS 9
Force on charged particles in an electric field – magnetic field – calculation of electrostatic and
magnetic deflection sensitivity in cathode ray tube – analysis of parallel and perpendicular electric and
magnetic fields – cyclotron – energy band structure of conductors – intrinsic and extrinsic
semiconductor – N and P type – insulators – Hall effect.
UNIT II SEMICONDUCTOR DIODES 9
PN junction – derivation of diode equation – current components – switching characteristics of diode –
common diode applications – characteristics and applications of Varactor diode and Zener diode –
Mechanism of Avalanche and Zener breakdown – backward diode – tunnel diode – PIN diode – point
contact diode – Schottky barrier diode – photo diode – APD – light emitting diodes.
UNIT III BIPOLAR JUNCTION TRANSISTORS AND
FIELD EFFECT TRANSISTORS 9
Bipolar junction transistor – PNP and NPN action – current components – Eber-Moll model –
transistor switching times – comparison of CE, CB and CC configuration – BJT applications –
construction and characteristics of JFET – Relation between Pinch-off voltage and Drain current –
MOSFET – enhancement and depletion types – MESFET – introduction to VMOS and CMOS devices.
UNIT IV TRANSISTOR BIASING 9
BJT – operating point – need for biasing – various biasing methods of BJT – bias stability – stability
parameters – biasing methods of FET – use of JFET as a voltage variable resistor (VVR).
UNIT V POWER SUPPLY AND POWER AMPLIFIERS 9
Basic Elements of Regulated Power Supply System – Stabilization – Series and Shunt Voltage
Regulators – General purpose and Monolithic Linear Regulators – Switching Regulators.
Classification of Power Amplifiers (Class A, B, AB, CandD) – Efficiency of Class A – RC Coupled
and Transformer – Coupled Power Amplifiers – Class B Complementary-Symmetry – Push-Pull Power
Amplifiers.
L: 45 T: 15 Total: 60
TEXT BOOKS
1. Jacob Millman and Christos C.Halkias, “Electronic Devices and Circuits” Tata McGraw-Hill,
1991.
2. Robert T.Paynter, Introductory Electronic Devices and Circuits, Pearson Education, Seventh
Edition, 2006.
REFERENCES
1. Boylestad ,R.L and Nashelsky,L,”Electronic Devices and Circuit Theory”, Pearson
Education,1997
2. Donald A.Neaman,” Semiconductor Physics and Devices” Third Edition, Tata McGraw-Hill,
2002.
3. S.Salivahanan, N.Sureshkumar and A.Vallavaraj, “Electronic Devices and Circuits”, Tata
McGraw-Hill, 1998.

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