CSE251

Electronic Devices and Circuits

CSE251: Electronic Devices and Circuits

Pre-requisite: CSE250


Introduction to semiconductors, p-type and n-type semiconductors; I-V characteristics of Non-linear devices; p-n junction diode characteristics; Diode applications: half and full wave rectifiers, regulated power supply using zener diode, diode-logic circuits. Bipolar Junction Transistor (BJT): principle of operation, I-V characteristics; Operational Amplifiers (OPAMP): linear applications of OPAMPs – summer, subtractor, differentiator, integrator; gain, input and output impedances; Application of OPAMPs as comparator; Transistor circuit configurations (CE), BJT biasing, load lines; Switching circuits using BJTs; Small-signal analysis of single-stage amplifiers. Field Effect Transistors (FET): principle of operation of MOSFET; Depletion and enhancement type NMOS and PMOS; biasing of FETs; Switching circuits using FETs; Mathematical analysis of BJT and MOSFET based circuits; The course includes a compulsory 3 hour laboratory work each week.

Course Objectives

The objectives of this course are to:
1. Introduce Electronic Devices such as Diodes and Transistors, and, semiconductor physics principles used to make them
2. Introduce the Piece-Wise Linear modeling technique to analyze circuits with non-linear devices
3. Show the application of diodes in constructing various circuits, such as, rectifiers, regulators, etc.
4. Show the application of transistors in building switching circuits and amplifiers with appropriate biasing methods.
5. Introduce students to the Operational Amplifier, it's application as a comparator and also in different circuits to perform analog signal-processing tasks, such as, Summing, Subtracting, Exponentiating, etc.
6. Training students to prototype circuits in hardware and analyzing their behavior
7. Exposing students to Circuit simulation tools to aid them in analyzing circuit behavior before implementing them in real life.
8. Guiding students to complete a project using transistors, Op-Amps to implement their knowledge of Non-linear devices.

List of Books

1. Foundations of Analog and Digital Electronic Circuits,Anant Agarwal, Jeffrey H. Lang,2005,1st ed.,Morgan Kaufmann Publishers,978–1–55–860735–4

2. Microelectronic Circuits,Adel S. Sedra, Kenneth C. Smith,2015,7th ed.,Oxford University Press,978–0–19–933913–6

3. The Art of Electronics,Paul Horowitz, Winfield Hill,2016,3rd ed.,Cambridge University Press,978–0–521–80926–9

4. Operational Amplifiers and Linear Integrated Circuits,Robert F. Coughlin, Frederick F. Driscoll,2001,6th ed.,Prentice Hall,978–0–130–14991–6

Course Materials

Lecture Notes/Handouts, Video Lectures (buX Course – Circuits and Electronics), Lab Sheets, Simulation Tool (LTSPICE), Lesson Plan

Course Outcome

# Description Weight Edit

CO1

Understand and compare the characteristics and operation of electronic devices such as Diode, BJT, MOSFET, and Op-Amps

10

CO2

Analyze the behavior of electronic circuits consisting of different non-linear electronic devices such as Diodes, OP-AMPs, BJT, and MOSFETs using piece-wise linear modeling, method of assumed states and general circuit analysis techniques

25

CO3

Design various electronic circuits for power-generation and analog signal-processing applications such as rectifiers, regulators, switching, analog-to-digital and digital-to-analog conversion, amplification, performing arithmetic operations on analog Signals, e.g, summing, subtracting, exponentiation, and generating voltage waveforms of different shapes

25

Course Coordinator

Ms. Afia Mubassira Islam

Lab Coordinator

Md. Farhan Shadiq


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