This course is designed to enable the students to understand the basic principles of semiconductor electronics devices. It also provides basic insight in the working and applications of power electronic devices in control circuits.
The course also includes simple problem solving.

1 ELECTRON EMISSION AND BASIC SEMI CONDUCTOR THEORY.          4 Hrs.
1.1 Electron emission and fundamentals of solid state electronics.
1.1.1 Introduction to electronics.
1.1.2 Introduction to various types of electron emission and their characteristics.
1.1.3 History of electron tubes their construction and uses.
1.1.4 Semiconductors, intrinsic, extrinsic, doping.
1.1.5 P type and N type materials, carriers.
2 SEMICONDUCTOR DIODES.                                                                    8 Hrs.
2.1 PN Junction Diode.
2.1.1 Diode construction, operation and applications.
2.1.2 Half-wave & full wave rectifiers.
2.2 D.C Power supply.
2.2.1 Ripple factor and filtering.
2.2.2 Circuit and block diagram of full-wave bridge rectifier with filter.
2.2.3 Circuit and block diagram of centre tapped transformer rectifier circuit.
2.2.4 Diode as a switch.

3 SPECIAL DIODES.                                                                              8 Hrs.
3.1 Zener Diode.
3.1.1 Construction, operation and rating of zener diode.
3.1.2 Zener diode as a voltage regulators, series & shunt.
3.2 Photodiode and photo conductive cells.
3.2.1 Construction and working of photodiode
3.2.2 Photodiode as light sensor.
3.2.3 Use of photo conductive cell.
3.3 Varactor diodes
4 BIPOLAR JUNCTION TRANSISTOR(BJT) & FIELD EFFECT TRANSISTOR (FET)                                                                                             12 Hrs.
4.1 BJT Construction And Operation.
4.1.1 BJT, construction and types.
4.1.2 BJT, operation and characteristics transistor biasing.
4.1.3 BJT Biasing
4.2 BJT Application
4.2.1 BJT as amplifier.
a) Types of BJT amplifier and their
Characteristics (CB, CE, CC).
b) CE as current and voltage amplifier.
c) Applications of BJT amplifiers.
4.2.2 BJT as a switch
a) Characteristics of a BJT switch.
b) Use of BJT as switch.
5 SPECIAL TRANSISTORS.                                                            8 Hrs.
5.1 Field Effect Transistor (FET)
5.1.1 FET transistor types (JFET, MOSFET).
5.1.2 Application of various types of FETs,
5.1.3 FET amplifiers.
5.1.4 Characteristics of FET amplifier (Common source, common drain, common gate amplifiers).
5.1.5 FET as a voltage amplifier.
5.2 MOSFET & CMOS.
5.2.1 MOSFET as a switch and its characteristics.
5.2.2 CMOS as switch.
6 SILICON CONTROLLED RECTIFIERS.                                           6 Hrs.
6.1 Silicon Controlled Rectifiers.
6.1.1 Silicon controlled Rectifier (SCR)
a. SCR, construction, operation and triggering pulses.
b. SCR application, power control of AC and DC.
c. Phase control of SCR’s.

7 THYRISTORS.                                                                                  10 Hrs.
7.1 Other Thyristors.
7.1.1 Construction and operation of TRIAC & DIAC.
7.1.2. DIAC/TRIAC power control circuits.
7.1.3 UJT, operation, working and applications.
7.1.4 Photo transistor, operation, rating and application.
7.1.5 Light activated SCR (LASCR), rating and application.
7.1.6 Opto-coupler, ratings & application.

8 INTEGRATED CIRCUITS.                                                                8 Hrs.
8.1 Integrated Circuits (IC’s) and Op-amps.
8.1.1 Types of IC’s
8.1.2 Monolithic IC’s, fabrication of components
8.1.3 Types of integration.
8.1.4 Operational amplifiers (op-amps), characteristics and applications.
8.1.5 Basic op-amp circuits.