CMS-A-CC-2-4-TH: Basic Electronic Devices and Circuits Core Course-4: Theory, Credits - 04, Contact hours - 60.

 Basics of Circuit Theory

KVL, KCL, Thevenin's, Norton's, superposition, maximum power transfer theorem,

application to simple problems.

04 hours

Theory of Semiconductor devices

Semiconductor materials and their properties, classification based on energy band

diagram, Intrinsic and extrinsic semiconductors, P & N type.

03 hours

Diode and its applications

PN junction diode: Construction, characteristics and working principle, unbiased and

biased band diagram, Single Phase Half and Full wave rectifier circuits, working principle,

derivation and calculation of average dc current, average dc voltage, RMS, ripple factor,

efficiency, Peak Inverse Voltage (PIV), Circuit and working of bridge rectifiers.

Zener diode: Characteristics and its application as a voltage regulator, simple problems.

09 hours

Bipolar Junction Transistor

Working Principle of Junction bipolar Transistor (including current components, current

gains), Modes: Common Emitter (CE), Common Base (CB), Common Collector (CC), DC

biasing in CE mode: Fixed bias, Emitter Stabilized bias, Voltage divider bias and

Collector feedback bias, simple related numerical problems, Q-Point, dc load line analysis,

single stage CE mode based transistor amplifying action (qualitative study).

Inverter using transistors: Transistor as a switch, transfer characteristics and threshold

voltages.

08 hours

Unipolar Junction Transistor

Principle of JFET and MOSFET, Depletion and Enhancement mode operations, Concept of

NMOS, PMOS and CMOS. CMOS circuits for basic logic gates (AND, OR, NOT, NAND

and NOR).

08 hours

PNPN Devices

Construction, characteristics, working and simple applications: SCR, DIAC, TRIAC.

Power supply (qualitative study only): SCR regulated power supply, Switch Mode Power

Supply (SMPS).

06 hours

Optoelectronic materials (Qualitative study)

Construction and working: LED, LCD, Photo Sensors and basics of Optical fiber and

Opto-couplers).

02 hours

Operational Amplifiers (OPAMP)

Ideal Characteristics, Open loop operation, Single and double ended operation, Common

mode operation, Common mode rejection ratio (CMRR), Offset parameters, Concept of

Virtual ground.

Application: Inverting, Non-inverting Amplifier, Inverting and Non-inverting Adder,

Differentiator, Integrator, Scale changer and Schmitt Trigger.

Signal Generation using OPAMP: Monostable, Astable (Square wave generator).

12 hours

Timer

Construction and Functional description of 555, Mono-stable, Bi-stable and Astable

Operation, VCO.

Data Acquisition

Digital to Analog Converter (DAC): R-2R ladder, Weighted resistor type.

Analog to Digital Converters (ADC): Flash, Counter, Successive Approximation Register

(SAR), Dual Slope type.