This module presents an extensive overview of Electrical circuits. This module will equip you with advanced level knowledge, skills and expertise in Electronics & Semiconductor's devices.
- Circuit Analysis.
- Review of charge transport processes, mobility, current, current density, resistivity and conductivity, resistance, Ohm’s Law.
- Resistances in series and parallel, the potential divider, variable resistors, power in dc circuits, power ratings, measuring instruments.
- Kirchhoff’s rules for simple and multiloop circuits, equivalent circuits, Thévenin’s theorem, Maximum power transfer.
- Review of capacitance, energy storage and capacitors in series and in parallel. R-C circuits, response to a potential step, solution of the differential equation, time constant.
- Introduction of inductance, Lenz’s law, inductive energy storage. Inductors in series and in parallel. L-R circuits, response to a potential step, solution of the differential equation, time constant. LC circuits as introduction to oscillating currents and voltages.
- AC sinusoidal signals, peak and rms values, power in a.c. circuits, resistance and reactance of R, L and C. Representation of sinusoid as rotating phasor, phasor transform, phasor notation.
- Concept of impedance, impedance of R, L and C and combinations. Application to LR and RC filter circuits, series resonant LCR circuit.
- Semiconductors, p and n doping, semiconductor diodes, I/V characteristics, leakage current, diode equation, diode logic, rectification, rectifier circuits, application to power supplies, smoothing, ripple, stabilisation. LEDs.
- Bipolar transistor, biasing and bias circuits, current gain, common emitter amplifier, applications.
Lectures, supported by tutorials, laboratory experiments and self directed learning.
| Module Content & Assessment | |
|---|---|
| Assessment Breakdown | % |
| Formal Examination | 60 |
| Other Assessment(s) | 40 |