DC02      FUNDAMENTALS OF ELECTRONICS

 

1.             Electronic Components                                                                                       6 hours

 

1.1      Passive Components

   1.1.1        Resistors-types, ratings, colour code, tolerance, fixed valued, variable thermistor, negative and positive temperature co-efficient, basic construction of various types of resistors.

1.1.2        Capacitors-types, (air, paper, ceramic, polystyrene, mica, electrolytic) fixed valued and variable, ratings, basic construction.

1.1.3            Inductors- types, inductors for high frequency applications.

 

1.2  Active Components

 

1.2.1        Types of active components (electron tubes, gas tubes, semiconductor devices).

    1.2.2        Voltage & Current Sources.

    1.2.3        Ideal and practical voltage source and current source, equivalent circuits and characteristics, conversion of a voltage source into current source and vice versa. Thevenin’s theorem and Norton’s theorem.

 

I [1];  II [1]

 

2.        Semiconductor Theory and P-N Junction                                                     16 hours     

 

2.1  Physics of                        Insulators, intrinsic and extrinsic semiconductors, energy bar diagrams, doping,

Semiconductors :              conduction in semiconductors, effects of temperature.

2.2  P-N Junction:                   p-n junction, unbiased, forward  and  reverse biased p-n  junctions, V-I  characteristics of a p-n junction diode, ideal, static and dynamic  resistance of a diode.

                2.3 Special Purpose Diodes:   Special purpose diodes-Zener diodes, Tunnel diodes, Varactors diodes, Schottky diodes, Light-

emitting diodes (LED), Liquid crystal diodes (LCD), and diodes  for higher frequency applications.

 

I [4, 5, 6, 19]; II [1, 2]

 

3.        Transistors                                                                                                       15 hours

 3.1  Bipolar Junction:                            Transistor action and its characteristics. Common Base,      

        Transistor (BJT)                             Comparison of CB, CE and CC configurations with respect to input &  output dynamic resistance, current gain and voltage gain. Biasing of  transistors

                                                                                                           

3.2 Field Effect Transistor (FET):          Field effect in transistors. JFETs and MOSFETs Construction, operation and characteristics of FET and their comparison with electron tubes.  FET as a switch, Typical applications of FET

 

                3.3 Amplifier, Amplifier with feed back & Oscillators.       

 

I [8, 9, 17]; II [3, 5, 20]

 

4.                 Boolean Algebra and Logic Gates                                                                    15 hours

 

4.1           Introduction.                                                                                             

4.2           Boolean Algebra: Laws, Postulates, Theorems.                       

4.3           Logic Gates: AND, OR, NOT, NAND, NOR, Ex-OR.

4.4           Boolean functions, Standard Canonical Forms, Realization with gates.

4.5           Karnaugh map representation of Logical Functions.                                

4.6           Simplification of Logic Functions using K-maps.                                    

4.7           Simplification Functions specified in Minterms/Maxterms.                    

4.8           Simplification Functions not specified in Minterms/Maxterms.              

4.9           Don’t Care Conditions.                                                                            

4.10        Design Examples.                                                                                      

4.11        Characteristics of Digital ICs: speed of operation, power dissipation, fanout,  current/voltage levels, noise immunity, operating temperature, power  supply.

4.12        Digital Logic Families: RTL (logic operation, loading considerations, noise margins, propagation delay time).                                     

4.13        Direct Coupled Transistor Logic.                                                             

4.14        Diode Transistor Logic: NAND gate operation, propagation delays, wired   logic. Modified DTL NAND Gate.                                 

4.15       Transistor Transistor Logic: NAND gate operation, clamping diodes. 

4.16       Basics of FET, JFET, MOSFETs, CMOS & MOSFET NAND/NOR gates.

   

III [1 (1.1, 1.3-1.6), 3 (3.7), 4 (4.2-4.4, 4.6-4.8, 4.13-4.15, 4.17) 5 (5.1-5.8)]      

 

5.             Operational Amplifiers                                                                              5 hours

 

5.1          Op Amp characteristics, inverting and non-inverting modes.

5.2          Differential amplifiers, common mode rejection ratio (CMRR). 

5.3           Applications of op-amp (adder, scale changer, phase shifter, voltage-follower, integrator, differentiator, voltage-to-current and current-to-voltage converters).

5.4           Concept of offset currents and slew rate.

 

                I [25, 26]; II [13, 14]

 

6.             Integrated Circuits (ICs)                                                                            3 hours

 

6.1           Fabrication – IC technology and processes involved in fabrication of IC Chips.

6.2           IC-resistors and IC – capacitors.  IC packaging methods.

 

                [24]; II [Appendix A]

 

Text  Books

 

I.              J.B. GUPTA, “Electronic Devices and Circuits”, S.K. Kataria & Sons 2nd edn. 2003.

II.            R.L. Boylestad and L. Nashelsky, “Electronic Devices and Circuit Theory,” Pearso Education Asia, New Delhi, 8th edn. 2002.

III            R.P Jain, “Modern Digital Electronics”, Tata McGraw-Hill Publishing

                Company Limited,  2nd Edition, New Delhi 1997.

 

Reference Books

 

1.             G.K. Mittal, “Basic Electronics”, G.K. Publishers Pvt. Ltd., NOIDA, UP, 4th edn. 2002.

2.             R. Mittal and G.K. Mittal, “Text Book of Electronic Devices ,” G.K. Publishers (P) Ltd. Noida U.P., 2nd edn. 2002.