Electronic Devices and Circuits EDC [EEE, ECE Department]

Electronic Devices and Circuits EDC [EEE, ECE Department]

Electronic Devices and Circuits

PN JUNCTION DEVICES

1. Semiconductor: Diode
2. Review of Intrinsic and Extrinsic Semiconductors
3. PN Junction Diode:Operation, V-I characteristics of Forward and Reverse Bias Condition
4. Transition capacitances
5. Diffusion capacitance
6. Half Wave Rectifier: Characteristics and Working
7. Full wave rectifier: Center Tapped Full Wave and Full Wave Bridge Rectifier
8. Light Emitting Diode (LED)
9. Laser diode and its L/I characteristic
10. A Zener Diode and its characteristics, Regulator
11. Important Short Questions and Answers: PN Junction Devices

TRANSISTORS

1. Transistors: Types, Construction, Currents
2. Operation of an NPN and PNP Transistor
3. Configuration of Transistor Circuit: CB, CE, CC configuration Input and Output Characteristics
4. Common base(CB) configuration of Transistor
5. Common emitter (CE) configuration of Transistor
6. Common collector (CC) configuration of Transistor
7. Field Effect Transistor(FET) and its Operation
8. MOSFET (Metal Oxide Semiconductor Field Effect Transistor) - Depletion and Enhancement mode: Construction, Operation, Symbol, Characteristics
9. Biasing: Fixed Bias or Base Bias and Stability of Operating Point
10. Uni Junction Transistor (UJT): Construction, Operation, Characteristics, Applications
11. Silicon Controlled Rectifier (SCR): Construction, Working Principle
12. V-I Characteristics of SCR
13. DIAC (Diode A.C. Switch): Circuit symbol, Construction, Operation, V- I characteristics, Applications
14. TRIAC: symbol, basics, Operation, Characteristics, Advantages and disadvantages
15. Insulated Gate Bipolar Transistor(IGBT) and its Characteristics
16. Important Short Questions and Answers: Transistors

AMPLIFIERS

1. CE, CB and CC Amplifiers Circuits
2. Small Signal Low Frequency h-parameter Model
3. General shape of frequency response of amplifiers
4. Low frequency analysis of amplifier to obtain lower cut-off frequency
5. MOSFET small signal model Amplifiers
6. High frequency analysis of MOSFET
7. Frequency Response of Common Source Amplifier
8. Important Short Questions and Answers: Amplifier Circuits

MULTISTAGE AMPLIFIERS AND DIFFERENTIAL AMPLIFIER

1. Multistage Amplifiers
2. Advantages of Representation of Gain in Decibels
3. Basics of Differential Amplifier
4. Transistorised Differential Amplifier
5. Differential Mode Operation - Differential Amplifier
6. Common Mode operation and Configurations - Differential Amplifier
7. D.C. Analysis of Differential Amplifier
8. Tuned amplifier
9. General shape of frequency response of amplifiers
10. Neutralization Methods
11. Power Amplifiers
12. Important Short Questions and Answers: Multistage Amplifiers and Differential Amplifier

FEEDBACK AMPLIFIERS AND OSCILLATORS

1. Feed Back Amplifiers and Oscillators
2. Feedback: Positive and Negative feedback
3. Principles of Negative Voltage Feedback In Amplifiers
4. Gain of Negative Voltage Feedback Amplifier
5. Advantages of Negative Voltage Feedback
6. Effects of Negative Current Feedback
7. Oscillators
8. The Hartley Oscillator
9. The Colpitts Oscillator
10. Wien Bridge Oscillator
11. Quartz Crystal Oscillators
12. Important Short Questions and Answers: Feed Back Amplifiers and Oscillators