This Module is introductory in nature, and emphasis is given on basic concepts and direct application of mathematical expressions without analysis. Student will be able to understand the basic concepts of electricity and working of Semiconductor devices used while designing the computers.
Electric current , Resistance, Ohm’s Law, Series and parallel combination of resistances, Kirchoff’s current and voltage laws.
Concepts of Magnetism and electromagnetism :Magnetic field , Magnetic flux, Faraday’s law of electromagnetic induction, magnetic properties of matter, concepts of diamagnetic, paramagnetic and ferromagnetic materials.
Alternating current and direct current, instantaneous, average and rms values of AC.
Atomic structure(energy bands in solids), band theory, insulators, semiconductors, and conductors, mobility and conductivity, Intrinsic Semiconductors, donor and acceptor impurities, Extrinsic semiconductors (n type, p type), energy levels in extrinsic semiconductors.
P-N junction diode, working, depletion layer, I-V characteristics, forward and reverse resistances of diode, breakdown voltage,
Rectifiers, working of half wave & full wave rectifiers- PIV, ripple factor, efficiency, and comparison of rectifiers, bridge rectifiers.
Filter circuits, types of filter circuits.
Transistors, construction details, working of n-p-n and p-n-p transistors, transistor biasing, current components, various transistor configurations and input/output characteristics, transistor as an amplifier.
Semiconductor devices: Introduction, Construction, working & symbol of the following:
FET: JFET, MOSFET, Zener diode, LED.