AE05 BASIC ELECTRONICS

 

1.         Conduction in Semiconductors and Semiconductor Devices                        5 hours

 

1.1               Intrinsic semiconductor, Donor and Acceptor impurities.

1.2               Fermi level, Hall effect, Avalanche and Zener effects.

1.3               P N Junction.  Semiconductor diode and its characteristics.

1.4               Zener Diode, its characteristics and use in Voltage regulators.

1.5               Clipping and Clamping.

1.6               Transistor action (NPN and PNP). Characteristics of a Transistor. CB, CE and CC configurations and their characteristics.

1.7               Biasing of BJT.

 

I [1, 2, 3]; II [ 4, 5, 6, 8]

 

2.                  Small Signal BJT Amplifiers                                                                          8 hours

 

2.1               Basic signal amplifier and its parameters (Av, Ai, Rin, Rout).

2.2               Hybird – model and pi-models of a BJT.

2.3               R-C coupled amplifiers and Cascaded amplifiers.

2.4               Darlington pair, Cascode and Difference Amplifiers.

 

I [10]; II [12,13]

 

3.         Field-Effect Transistors (FET)                                                                       4 hours

 

2.5               J-FET and  MOS-FET and their models

2.6               Small signal amplifiers using FETs.

 

I [4,10]; II [9]

 

4.         Large Signal Amplifiers                                                                                  3 hours

 

2.7               Class A, B, AB and C operation.

2.8               Transformer – coupled amplifiers, Push-pull amplifiers.

2.9               Calculation of efficiency, power dissipation, harmonic distortion.

 

I [17]; II [14]

 

5.         Feed-Back Amplifiers                                                                                    6 hours

 

2.10            Concept, classification and properties of negative feed back.

2.11            Effect on gain, input, output impedances, bandwidth, distortion and noise with negative feedback.

2.12            Analysis of negative feed-back amplifiers.

 

I [12]; II [15]

 

6.         Oscillators                                                                                                      3 hours

 

2.13            Barkhausen criteria for oscillation.

2.14            R- C phase-shift and Wien-bridge oscillators.

2.15            General network and evolution of different oscillators viz Hartley, Colpitts, and Clapp oscillators.

2.16            Crystal oscillators, frequency stability.

 

I [15]; II [20]

 

7.         Operational Amplifiers and Circuits                                                              7 hours

 

2.17            OPAMP block diagram and its equivalent circuit.

2.18            Applications of OPAMP as a Summer, Differentiator, Integrator, Comparator, Sample and Hold circuit.

2.19            Offset currents, compensation, slew rate.

 

I [14]; II [25]

 

8.                  Waveform Generation and Shaping Circuits                                                  8 hours

 

8.1.             Multivibrators – monostable, bistable and astable types, their operation and design.

8.2.             Sawtooth and Ramp generators.

8.3.             Schmitt trigger.

8.4.             Timer 555,  its functioning and applications.

 

I [15]; II [21, 26, 27]

 

9.                  Rectifiers And Power Supplies                                                                      6 hours

 

9.1.             Half-wave and full-wave rectifiers.

9.2.             Capacitor-input Filters.

9.3.             Calculation of efficiency, dissipation and ripple factor in rectifiers.

9.4.             Regulated power supplies.

 

I [17]; II [7, 30]

 

10.              Digital Electronics                                                                                          10 hours

 

10.1.          Basic gates, Boolean Algebra

10.2.          De Morgan’s theorem and Duality theorem

10.3.          Karnaugh’s map (for 2,3,4 variables)

10.4.          Combinational circuits, standard representation for logical function (SOP and POS forms)

10.5.          Flip-flops (D-type, S-R, J-K, Master-slave J-K, and T-type) their truth tables.

10.6.          Shift Registers, Counters, Half and Full Adders.

 

I [6, 8];  II [32]

 

 

Text Books

 

I.          J. Millman and A Grabel, “Microelectronics”, Tata Mc Graw Hill, New Delhi, 2nd Edn. 1999.

II.         J.B. Gupta, “Electronic Device and Circuits”, S.K. Kataria & Sons, 2nd Edn. 2003.

 

Reference Books

 

1.         A.S. Sedra and K.C. Smith, “Microelectronic Circuits”, Saunders College Publishing International Edition, 3rd Edn., 1991.

2.         R L Boylestad and L. Nashelsky, “Electronic Devices and Circuit Theory”, Pearson Education Asia, New Delhi, 8th Edn. 2002.