4G curriculum (older)
4311102 · Semester 1 · 4G scheme
Fundamentals of Electronics
Notes and solutions following the Gujarat Technological University (GTU) syllabus for 4311102. Independent material — not issued by the university.
Materials
Complete Book
The whole syllabus, unit by unit, written for the exam.
Complete Book
104 pages
Premium Preview · 12 pages
Problem Solver
Step-by-step solutions to typical problems.
Problem Solver
37 pages
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PYQ Solutions
Past university papers, fully solved.
Solved past papers — detailed answers
108 pages · English + ગુજરાતી
Premium Preview · 4 pagesSolved past papers — detailed answers
173 pages · English + ગુજરાતી
Premium Preview · 4 pagesSolved past papers — short answers
106 pages · English + ગુજરાતી
Premium Preview · 4 pagesSummer 2024 paper — solved
33 pages · English + ગુજરાતી
Premium Preview · 10 pagesSummer 2023 paper — solved
24 pages · English + ગુજરાતી
Premium Preview · 8 pages
Syllabus units
Unit 1: Electronic Components14 h · 16 marks
- Introduction to electronics, Brief History of electronic components, active and passive components
- Resistors: Concept of resistors, specification of resistor, classification of resistors, fixed type and variable type resistors with applications, color coding of resistors, Light dependent resistor (LDR) - symbol and working
- Capacitors: Concept of capacitor, Classification of capacitors, capacitors specifications, fixed capacitor, specification and application of ceramic disk capacitor, polyester capacitor, mica capacitor, aluminum electrolytic capacitor, tantalum capacitor, variable capacitor- application of air gang PVC gang and Trimmer capacitor - mica, Coding of capacitors using directly printed codes and color band system
- Inductors: Faraday's laws of electromagnetic induction self-inductance, mutual inductance, inductor specifications, introduction to air core, iron core and ferrite core inductor, toroidal inductor, Color coding of inductors
Unit 2: PN junction diode and Rectifiers14 h · 22 marks
- PN Junction diode: P-type and N-type semiconductor, construction of PN junction diode, symbol, working and characteristics of PN junction diode, Forward voltage drops, reverse leakage current, power dissipation, breakdown voltage, Peak inverse voltage (PIV)
- Rectifier: Need of rectifier, definition, types of rectifiers
- Half wave rectifier, full wave centre tap and bridge rectifier, output voltage, current, ripple voltage, ripple factor, ripple frequency, PIV of a diode, transformer utilization factor, efficiency of half wave and full wave rectifiers
- Filters: Need and applications of rectifier filters, types of filters: shunt capacitor & Pie filter
Unit 3: Special Purpose Diodes11 h · 14 marks
- Zener diode: Symbol, construction, characteristics and application as a voltage regulator
- Symbol, construction, and application of Varactor diode, Schottky barrier diode, Crystal diode
- Symbol, construction and application of Photodiode, Light Emitting Diode (LED) and Multi color LED
Unit 4: Introduction to Transistors12 h · 12 marks
- Transistor NPN and PNP symbol, construction, working, amplifying action, important specifications of transistor
- Transistor Configuration and input output characteristics of NPN transistors in Common base (CB), Common emitter (CE) and Common collector (CC) configuration
- Relation between current gain of CB, CE and CC configuration, alpha, beta and gamma of transistor
- Transistor as switch in cutoff and saturation region
- Application of transistor as Common emitter amplifier
- Interpret data sheets and choose transistor for given application based on polarity, material, Vcbo, Vceo, Icmax, hfe, Ft, Ptot (Power dissipation total) and package type (TO-3, SMT etc.)
Unit 5: Handling Electronic Waste5 h · 6 marks
- Concept of electronic waste
- Sustainability and electronic waste management
- Methods to handle electronic waste
- Strategies of electronic waste management in the small electronics Industries
About this course
The engineering diploma holders are required to use and maintain various types of electronically controlled equipment. The fundamental principles of electronics are to be applied in most of the situations to arrive at the probable solutions which is faced in the world of work, therefore the knowledge of the functions of various basic electronic devices and components and practical skills acquired through the laboratory experiments will help them, when they work with electronic equipment and its sub-circuits. This course is designed to develop the skills to use the basics electronic components and apply the knowledge to maintain the various types of electronic circuits.