EC3353 ELECTRONIC DEVICES AND CIRCUITS

UNIT I SEMICONDUCTOR DEVICES

PN junction diode, Zener diode, BJT, MOSFET, UJT –structure, operation and V-I characteristics, diffusion and transition capacitance – Rectifiers – Half Wave and Full Wave Rectifier, Zener as regulator

 UNIT II AMPLIFIERS

Load line, operating point, biasing methods for BJT and MOSFET, BJT small signal model – Analysis of CE, CB, CC amplifiers- Gain and frequency response –MOSFET small signal model– Analysis of CS, CG and Source follower – Gain and frequency response- High frequency analysis.

 UNIT III MULTISTAGE AMPLIFIERS AND DIFFERENTIAL AMPLIFIER

Cascode amplifier, Differential amplifier – Common mode and Difference mode analysis – MOSFET input stages – tuned amplifiers – Gain and frequency response – Neutralization methods.

 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.

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Anna University EC3353 Electronic Devices and Circuits Books Question Banks Lecture Notes Syllabus EC3353 Electronic Devices and Circuits Part A 2 Marks with Answers Part – B 16 Marks Questions with Answers & Anna University EC3353 Electronic Devices and Circuits Question Paper Collection and Local Author Books.

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