Faculty of Engineering Handbook

ELECTRONICS II

Subject Code:	EEN1026
Objective:	To study the various types of transistors, the analysis techniques and their applications.
Pre-Requisite:	EEN1016: Electronics I
Credit Hours:	3
Contact Hours:	53 hours (lectures, tutorials & laboratory experiments)
Assessment:	Lab: 10% Test/Quiz: 15% Tutorial: 15% Final Examination: 60%
Laboratory:	1. Amplifier Frequency Response 2. IC Multivibrators
Details of Assignment	Example: Title: Design of JFET, MOSFET and BJT Amplifiers Objective: To enhance understanding of the subject in JFET, MOSFET and BJT Amplifiers. Type: Paper design and simulation. Description: Several design problems in JFET, MOSFET and BJT amplifiers design will be tested. Students need to design and use PSpice to draw and simulate the circuit; e.g. to obtain all the values calculated by performing transient analysis and the voltage gain by performing AC sweep analysis.
References:	Rashid, "Microelectronic Circuits: Analysis and Design", PWS Publishing, 1998 Millman & Halkias, "Integrated Electronics", 2nd Ed., McGraw-Hill, 1971. R.T. Paynter, "Introductory Electronic Devices and Circuits", 4th Ed., New Jersey: Prentice Hall, 1989. Millman & Taub, "Pulse, Digital, and Switching Waveforms", McGraw-Hill, 1965.

Course Contents

Field Effect Transistor
JFET, Pinch-off voltage, Drain characteristics, MOSFET, Biasing FET devices, FET Small-signal model, FET amplifier analysis, FET as voltage-variable resistor.
Introduction to High Frequency Amplifiers
FET at high frequency, Hybrid-p model, Single-stage CE amplifier analysis, Y-parameter model.
Amplifier Specifications
Classification of Amplifiers, Distortion, frequency response, step response, RC coupled amplifier, effects of emitter bypass capacitor, frequency response of cascaded stages, noise.
Power Amplifier Design
Power Transistors, Darlington connection, npn-pnp combination, Class A large-signal amplifier, Class B Amplifiers, Push-pull design, Tuned amplifiers, class C power amplifier.
Switching Circuits
Transistor Switches, Transistor monostable and astable multivibrators, Switching speed improvements, Solid-State Multivibrators.

Learning Outcome of Subject

At the completion of the subject, students should be able to :
- apply the principles and conduct experiments using Field Effect Transistor (FET) and its applications
- apply the concepts of high frequency effects on amplifier using equivalent networks.
- analyze distortion and frequency response towards amplifier
- elaborate the basic operations and design of power amplifier .
- describe the differences among the classes of power amplifiers.
- describe and analyze the operation of BJT, JFET and MOSFET switches.
- explain the operation of the internal components of 555 IC timer
Programme Outcomes (% of contribution)

Ability to acquire and apply fundamental principles of science and engineering. - 50%

Capability to communicate effectively.- 10%

Acquisition of technical competence in specialized areas of engineering discipline.- 10%

Ability to identify, formulate and model problems and find engineering solutions based on a system approach. - 10%

Understanding of the importance of sustainability and cost-effectiveness in design and development of engineering solutions. - 10%

Ability to work independently as well as with others in a team. - 10%