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BASIC ELECTRONICS



BASIC ELECTRONICS



Course objectives :

The course objective is to make students of all the branches of engineering to understand the efficacy of electronic principles which are pervasive in engineering applications.

Module -1 

Semiconductor Diodes and Applications : p-n junction diode, Characteristics and Parameters, Diode approximations, DC load line analysis, Half-wave rectifier, Two-diode Full-wave rectifier, Bridge rectifier, capacitor filter circuit (only qualitative approch), Zener diode voltage; regulators: regulator circuit with no load, Loaded regulator. Numerical examples as applicable.

Bipolar Junction Transistors : BJT operation, BJT Voltages and Currents, BJT amplification, Common Base, Common Emitter and Common Collector Characteristics, Numerical examples as applicable.

Module -2

BJT Biasing : DC Load line and Bias Point, Base Bias, Voltage divider Bias, Numerical examples as applicable.

Introduction to Operational Amplifiers : Ideal OPAMP, Inverting and Non Inverting OPAMP circuits, OPAMP applications: voltage follower, addition, subtraction, integration, differentiation; Numerical examples as applicable.

Module – 3

Digital Electronics : Introduction, Switching and Logic Levels, Digital Waveform (Sections
9.1to 9.3). Number Systems: Decimal Number System, Binary Number System, Converting
Decimal to Binary, Hexadecimal.

Number System : Converting Binary to Hexadecimal, Hexadecimal to Binary, Converting Hexadecimal to Decimal, Converting Decimal to Hexadecimal, Octal Numbers: Binary to Octal Conversion. Complement of Binary Numbers.

Boolean Algebra Theorems, De Morgan’s theorem.

Digital Circuits : Logic gates, NOT Gate, AND Gate, OR Gate, XOR Gate, NAND Gate, NOR Gate, X-NOR Gate. Algebraic Simplification, NAND and NOR Implementation (Sections 11.7 and 11.8): NAND Implementation, NOR Implementation. Half adder, Full adder.

Module-4

Flip-Flops : Introduction to Flip-Flops (Section 12.1), NAND Gate Latch/ NOR Gate Latch,
RS Flip-Flop, Gated Flip-Flops: Clocked RS Flip-Flop (Sections 12.3 to 12.5).

Microcontrollers : Introduction to Microcontrollers, 8051 Microcontroller Architecture and an example of Microcontroller based stepper motor control system (only Block Diagram approach).

Module-5

Communication Systems : Introduction, Elements of Communication Systems,
Modulation: Amplitude Modulation, Spectrum Power, AM Detection (Demodulation), Frequency and Phase Modulation. Amplitude and Frequency Modulation: A comparison.

Transducers : Introduction, Passive Electrical Transducers, Resistive Transducers, Resistance Thermometers, Thermistor. Linear Variable Differential Transformer (LVDT). Active Electrical Transducers, Piezoelectric Transducer, Photoelectric Transducer. 


Course outcomes :

After studying this course, students will be able to : ·
Appreciate the significance of electronics in different applications,
- Understand the applications of diode in rectifiers, filter circuits and wave shaping,
- Apply the concept of diode in rectifiers, filters circuits ·
- Design simple circuits like amplifiers (inverting and non inverting), comparators, adders, integrator and differentiator using OPAMPS, ·
- Compile the different building blocks in digital electronics using logic gates and implement simple logic function using basic universal gates, and
- Understand the functioning of a communication system, and different modulation technologies, and
- Understand the basic principles of different types of Transuducers.

Question paper pattern :

- The question paper will have ten questions.
- Each full Question consisting of 16 marks
- There will be 2 full questions(with a maximum of four sub questions) from each module.
- Each full question will have sub questions covering all the topics under a module.
- The students will have to answer 5 full questions, selecting one full question from each module.


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BASIC ELECTRONICS




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