Diploma in ECE Syllabus and Reference Books

"L" Scheme Syllabus - Sub Code: 24031

UNIT	TOPIC
I	Semiconductor and Diodes
II	Bipolar Junction Transistor
III	Transistor oscillators and FET and UJT
IV	SCR,DIAC,TRIAC,MOSFET and IGBT
V	Opto Electronic Devices and Wave shaping Circuits

Unit 1:

Semiconductor and Diodes: Semiconductor – Definition, Classification, Intrinsic and Extrinsic N type & P type -Drift current & Diffusion current Diodes-PN junction diode-Forward and Reverse bias characteristics-Specification-Zener diode-Construction & working principle-Characteristics- Zener break down-Avalanche break down-Zener diode as a voltage regulator - Applications-Specifications Rectifier-Introduction-Classification of Rectifiers-Half wave rectifier- Fullwave rectifier (Center tapped, Bridge) – Efficiency – Ripple factor – comparison - Applications – Filters – C, LC, and PI Filters

Unit 2:

Bipolar Junction Transistor: Transistor – NPN and PNP transistor – operation- Transistor as an amplifier – Transistor biasing – Fixed bias, Collector base bias, Self bias – CB, CE, CC Configurations – Characteristics – Comparison between three configurations in terms of input impedance, Output impedance, Current gain, Voltage gain – (simple problems using α & β) RC coupled amplifier – Load characteristic analysis – Emitter follower and its application – Negative feedback – Basic concept, effect of negative feedback, Types of Negative feedback connections – Transistor as a switch.

Unit 3:

Transistor Oscillators and FET and UJT: Transistor oscillator – Classifications – Condition for oscillations (Barkhausen criterion) – General form of LC oscillator – Hartley Oscillator – Colpitts Oscillator – RC Phase shift oscillator, Crystal oscillator. Field Effect Transistor – Construction – Working principle of FET – Difference between FET and BJT – Characteristics of FET – Applications – FET amplifier(Common source amplifier).
Uni Junction Transistor – Construction – Equivalent circuit – Operation – Characteristics – UJT as a relaxation oscillator

Unit 4:

SCR, TRIAC, DIAC, MOSFET: SCR – Introduction – Working – Two transistor analogy of SCR – VI Characteristics – SCR as a switch, Controlled rectifier – Specifications. TRIAC – Basic working principle – Characteristics – Speed control of fan using DIAC and TRIAC. DIAC – Construction – working – characteristics – DIAC as bi-directional switch. MOSFET – Construction – characteristics – MOSFET as a switch.

Unit 5:

Opto Electronics Devices and wave shaping circuits:  LDR, LED, 7 Segment LED, LCD, Opto coupler, Opto interrupter – Infrared transmitter and receiver - Laser diode(Simple treatment) – Solar cell – Avalanche Photo  diode - Photo transistor. Clipper, Clamper – Voltage doubler, Astable multivibrator, Monostable and Bistable Multivibrators using Transistor – Schmitt Trigger.

Text Books:

1. Eelctronic Devices and Circuits by Boylstead, Tata McGraw Publication
2. Principle of Electronics by V.K.Mehta, S.Chand & Company ltd.
3. Electronics Devices & Circuits by Sallaivahanan, N.Suresh Kumar, A.Vallavaraj Tata McGraw Publication

Reference Books:

1. Electronics principles by Malvino, Tata McGraw Publication
2. Electronics Devices & Circuits by Allen Mottershed Tata McGraw – Hill Publication
3. Electronics Devices & Circuits by Jacob Millman and Halkias Tata McGraw – Hill publication
4. Optical Fiber Communication by Gerd Keise

"K" Scheme Syllabus - Sub Code: 14031

UNIT	TOPIC
I	Components & Diodes
II	Bipolar Junction Transistor
III	Transistor oscillators and FET and UJT
IV	SCR, DIAC, TRIAC, MOSFET and IGBT
V	Opto Electronics Devices and Waveshaping Circuits

Unit 1:

1.1 Components:
Electronic components – Passive components – Resistors – Fixed and variable – Colour coding – Uses – Capacitors – Fixed and Variable – Uses.

Inductors – Fixed and Variable –  Factors affecting the inductance –Applications – Switch – Switch function – Types – On/Off – Push to ON – Push to Off – SPST – SPDT – Relay (Construction details not required), Limit Switch.

1.2 Diodes:
Semiconductors – PN Junction diode – Forward and Reverse biascharacteristics – Specifications – Zener diode – Construction & working principle – Characteristics – Zener break down – Avalanche break down – Zener diode as a voltage regulator – Applications – Specifications.

1.3 Rectifier:
Introduction – Classification of Rectifiers – Half Wave Rectifier – Full Wave Rectifier – Bridge Rectifier – Efficiency – Ripple factor – Applications – Filters – C, LC and PI Filters.

Unit 2:

Transistor:
Transistor as an amplifier – Transistor Biasing – Fixed bias, Collector base bias, Self bias – CB, CE, CC Configurations – Characteristics – Comparison between three configurations in terms of input impedance, output impedance, current gain, voltage gain - RC coupled amplifier – Load characteristic analysis – Emitter follower and its applications – Negative feed back – Transistor as a switch.

Unit 3:

3.1 Transistor Oscillator:
Classifications – Condition for Oscillation Barkhausen critierion) – General form of LC Oscillator – Hartley  scillator – Colpitts Oscillator– RC Phase shift Oscillator, Crystal oscillator.

3.2 Field Effect Transistor:
Construction – Working principle of FET – Difference between FET and BJT – Characteristics of FET – Specifications – FET amplifier (Common source Amplifier), FET as CHOPPER.

3.3 UJT:
Construction – Equivalent circuit – Operation – characteristics – UJT as a relaxation oscillator

Unit 4:

4.1 SCR:
Introduction – Working – Two transistor analogy of SCR – VI characteristics – SCR as a Switch, Controlled rectifier – Specifications.

4.2 DIAC:
Construction – Working – Characteristics – Diac as bi-directional switch.

4.3 TRIAC :Basic working principle – Characteristics – Speed control of fan using Diac and Triac.

4.4 MOSFET:Construction – Characteristics – MOSFET as a Switch – CMOS basic concept.

4.5 IGBT:
Basic principle – IGBT as a Switch.

Unit 5:

LDR, LED, 7 segment LED, LCD, Opto  coupler, Opto interrupter – Infrared transmitter and Receiver – Laser diode (simple treatment) – Solar cell –Avalanche Photodiode – Photo transistor.

Diode clipper – Types – clamper circuits using diode – Voltage doubler, Astable, Monostable and Bistable operations using Transistor.

Text Books:

1. Principle of Electronics - V.K. Mehta

Reference Books:

1. Electronics principles - Malvino Tata McGraw Publication
2. Electronics Devices and Circuits - Allen Mottershed Tata McGraw – Hill Publication.
3. Electronics Devices and Circuits - Jacob, Millman and Halkies, Tata McGraw – Hill Publication
4. Optical Fiber Communication -  Gerd Keiser.