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SYLLABI FOR ELECTRONICS & COMMUNICATION
ECE DEPTT.
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SOLID-STATE DEVICES AND CIRCUITS:-
  • Unit - I : Special Diodes

    LED, Varactor, Photodiode, Schotkey barrier, tunnel diodes and their constructions and characteristics

    Bipolar Junction Transistors : Transistor as an amplifier, small signal Equivalent circuits (Hybrid-pi, Ebers moll), Graphical Analysis, biasing the BJT for discrete-circuit design,
  • Unit - II :

    Basic Single Stage BJT amplifier configurations transistor as a switch-cut off & saturation, complete static characteristics, Internal capacitances and second order effects Field Effect transistor-Structure and physical operation of Enhancement and depletion types MOSFET, I/V characteristics, MOSFET circuits at DC, MOSFET as an amplifier, biasing in MOS amplifier circuits, Basic configurations of single stage MOS amplifier, Internal capacitances of MOSFETS.
  • Unit - III :Frequency Response

    S-Domain analysis, amplifier transfer function, Low and high frequency response of common source and common emitter amplifiers, common base & common gate cascade configurations, Frequency response of source followers, CC-CE cascade.

  • Unit - IV : Feed Back

    General feed back structure, properties of negative feed back, four basic feed back topologies sedries shunt; series-series; shunt-shunt; & shunt-series feedback amplifier, determination of Loop gain, stability problem.

  • Unit - V : Oscillators

    Basic principles of sinusoidal oscillator, RC oscillators: Weinbridge and phases half tuned oscillators: Collptts, Hartley and Clap. Crystal Oscillators.