ELECTRICAL & ELECTRONIC WORKSHOP (3312401)  

Syllabus

Sr. Topics Teaching Hours Module Weightage
1
Electronic materials
1.1 Definition, properties and difference of conductor, insulator and semiconductor and its energy band diagram
1.2 Atomic structure of semiconductor, covalent bonds intrinsic and extrinsic semiconductor
1.3 P-type and N-type semiconductor their formation and properties, majority and minority carriers.
2
Cables, Connectors and Switches
2.1 CABLES
- General specifications of cables- characteristic impedance, current carrying capacity, flexibility. Types of cables – SWG Single core, Multi core, Single strand, Multi strand and their types, Armoued cable, Shielded wires, Coaxial cables, Twisted pair, Flat ribbon cable’ Teflon coated wires, Fiber cables , optical Fiber Cable
2.2 CONNECTORS
- General specifications of connectors- contact resistance, breakdown voltage, insulation resistance ,Constructional diagram, applications of BNC, D series, Audio, Video, printer, edge, FRC, RJ 45 connectors. Constructional diagram and applications of Phone Plug & Jacks
2.3 SWITCHES
- Toggle switch- SPDT, DPDT,TPDT, Centre off, Without centre off, Rotary switch types depending on their poles and positions Rocker switch, Push button latch and non latch, Tactile switch, Micro switch, Limit switch, DIP switch, Thumb wheel switch- BCD, Decimal, Membrane switch
3
Protective devices
3.1 FUSES
- Glass ,Ceramic fuse, Resettable fuse, Shunt fuse- MOV,HRC fuse
3.2 RELAYS
- construction, working and application of General purpose relay, NO,NC contact, Difference between switch & relay
3.3 MCB
- Construction working and applications
4
Electrical and Electronics Components
4.1 Resistors
- Resistors, classification of resistors, Materials used for resistors, maximum power rating, tolerance, temperature co-efficient, Carbon film resistors, standard Wire wound resistors, Colour Coding, LDR
4.2 Capacitors
- Materials used for capacitors, working voltage, Capacitive reactance. Coding of capacitors Fixed Capacitor types: Disc, Ceramic capacitor, Aluminium electrolytic capacitor, Variable capacitor types: Air Gang,PVC gang capacitor, Trimmer mica capacitor
4.3 Inductors
- Air core, iron core, ferrite core inductor, frequency range Inductors-A.F. ,R.F., I.F., toroidal Inductor
4.4 Transformers in electronic circuits
- Use of diodes and Special Diodes: Zener diode, Tunnel diode, Varactor diode, LED, photo diode, Schotty diode, PIN diode.
4.5 ICs
- Monolithic IC, thick & thin film IC, Hybrid IC, Linear IC, Digital IC , IC packages-SIP, TO 5 ,Flat , DIP, Pin Identification, Device pattern Identification
4.6 SMT & SMD:
- Ratings and their uses Soldering and Desoldering technique, requirement and methods, tools -- nose pliers, wire stripper, wire cutter diagram and use. Breadboard wiring, general purpose PCB soldering/wiring.
5
Measuring instruments
5.1 Front panel controls of Analog multimeter, Digital multimeter, CRO, Function generator.
5.2 Checking of continuity, measurement of AC-DC voltage and resistance using Analog multimeter & Digital multimeter
5.3 Measurement of AC-DC voltage and resistance using CRO Measurement of time and frequency of AC voltage using CRO
5.4 Testing of various component-resistor, capacitor, inductor, transformer and diodes with the help of Analog multimeter, Digital multimeter and CRO.
5.5 Measurement of voltage, time and frequency of different types of wave with the help of CRO and Function generator.