EC6202 Electronic Devices and Circuits Previous Year Question Papers


EC6202 Electronic Devices and Circuits Previous Year Question Papers


B.E – Electrical and Electronics Engineering, Second Year 3rd Semester EC6202 Electronic Devices and Circuits Previous Year Question Papers For The Regulation 2013.

(Note:  This Is The Only Site, Where You Can Download The Previous Year Anna University Question Papers In PDF Format With Good Quality And With Out Any Water Marks.

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OBJECTIVES:
The student should be made to:
  • Be familiar with the structure of basic electronic devices.
  • Be exposed to the operation and applications of electronic devices.
UNIT I – PN JUNCTION DEVICES
PN junction diode –structure, operation and V-I characteristics, diffusion and transient capacitance – Rectifiers – Half Wave and Full Wave Rectifier,– Display devices- LED, Laser diodes- Zener diode-characteristics-Zener Reverse characteristics – Zener as a regulator.
UNIT II – TRANSISTORS
BJT, JFET, MOSFET- structure, operation, characteristics and Biasing UJT, Thyristor and IGBT – Structure and characteristics.
UNIT III – AMPLIFIERS
BJT small signal model  – Analysis of CE, CB, CC amplifiers- Gain and frequency response – MOSFET small signal model– Analysis of CS and Source follower – Gain and frequency response-High frequency analysis.
UNIT IV – MULTISTAGE AMPLIFIERS AND DIFFERENTIAL AMPLIFIER
BIMOS cascade amplifier, Differential amplifier – Common mode and Difference mode analysis – FET input stages – Single tuned amplifiers – Gain and frequency response – Neutralization methods, power amplifiers –Types (Qualitative analysis).
UNIT V – FEEDBACK AMPLIFIERS AND OSCILLATORS
Advantages of negative feedback – voltage/current, series, Shunt feedback –positive feedback – Condition for oscillations, phase shift – Wien bridge, Hartley, Colpitts and Crystal Oscillators.

EC6202 Electronic Devices and Circuits Previous Year Question Papers for the Regulation 2013



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