| Module No. |
Syllabus Description |
Contact Hours |
| 1 |
Wave shaping circuits – First order RC low pass and high pass filters,
Differentiator and Integrator, Diode clipping circuits, Diode clamping
circuits, Voltage multipliers
Transistor biasing -Concept of DC and AC load lines, Types -Fixed bias
circuit, Self-bias, voltage divider bias, Bias stabilization.
Switching Circuits -Astable, Bistable and Monostable multivibrators,
Schmitt Trigger. |
11 |
| 2 |
BJT amplifiers – RC coupled amplifier –Design, Voltage gain and
frequency response. Small signal analysis of CE configuration – Small signal hybrid-pi model for mid and low frequency (Gain, Input and output impedance). High frequency equivalent circuits of BJT, Miller effect, Analysis of high frequency response of CE amplifier.
Multistage amplifiers – Cascade and Cascode amplifiers – Design, Effect on gain and bandwidth. |
11 |
| 3 |
MOSFETs – MOSFET as an amplifier, Biasing of p-channel and n-channel MOSFET circuits, Small signal equivalent circuit, Small signal Voltage gain, current gain, input and output impedances of CS configuration, CS stage with diode connected load.
Feedback topologies – Effect of positive and negative feedback on gain,
frequency response and distortion, Feedback topologies and its effect on
input and output impedance, Feedback amplifier circuits using BJT in each feedback topologies (Analysis of only Voltage series feedback circuit is required) |
11 |
| 4 |
Oscillators – Introduction, Barkhausen criterion, Classification of oscillators – RC phase shift, Wien bridge, Hartley, Colpitts and Crystal oscillators (working principle and design equations of the circuits only). Analysis of RC phase shift oscillator.
Power amplifiers – Classification, Transformer coupled class A power
amplifier, push pull class B and class AB power amplifiers, complementary symmetry class B and class AB power amplifiers, Class C power amplifier efficiency and distortion (no analysis required).
Regulated power supplies – Load and line regulation, Series voltage
regulator, shunt voltage regulator, Short circuit protection and fold back
protection. |
11 |