Electronics (1.2 CEUs)

Course Code: ELEC081

This course is divided into 2 sessions. Each session will be 6 hours in duration. The sessions will be held on Oct 14&15, 2026.
This course will be offered in 2027 on the following dates : Feb 22&23 and will offered again on Oct 14&15.

Course Description

Introduction to semiconductors. Conduction in metals. Intrinsic and extrinsic semiconductors. Electrical properties of semiconductors. Diffusion process in semiconductors. The PN junction diode. Open-circuited junction. Forward, reverse biased junction. VI static characteristics. Temperature effects. Small and large-signal models. Junction capacitance and switching times. Diode types and applications. Rectification. Rectifier filters. Clipper and clamper circuits. Voltage multipliers. Zener, varactor and Schottky diodes. LED and Photodiode applications. Bipolar Junction Transistors (BJT): Ebers-Moll mode. CB and CE characteristics. DC biasing and analysis. BJT as a switch and amplifier. Small-signal models. Transistor ratings. Fieldeffect Transistor (FET): VI characteristics of JFET and MOSFET. FET transistor as a switch and amplifier. Small-signal models. The MOSFET transistor. Transistor ratings.

Objective

The overall objective is is to introduce the student to semiconductor devices, specifically circuit analysis, design, and applications of diode circuits, BJT basic structure and operation, DC biasing, small-signal circuit model, and possible amplifier configurations. FET types, basic structure and operation, DC biasing, small-signal circuit model, and possible amplifier configurations.

Target Audience

Engineers who want to equivalent his/her degree in any country

Learning Objectives

Understand semiconductor materials, their types, and properties.
Understand the principle of operation and characteristics of the P–N junction.
Analyze and design circuits containing diode applications, including half-wave, full-wave, and bridge rectifier configurations.
Understand the operation of a P–N junction in the breakdown region.
Analyze circuits containing Zener diode applications, such as Zener diode–based voltage regulators.
Understand the physical structure, principle of operation, and characteristics of BJT and FET transistors (MOSFET and JFET).
Perform DC analysis of BJT and FET circuits and determine the transistor bias point.
Become familiar with different biasing configurations of BJT and FET amplifier circuits.

Dr.Hasan Farahneh

Dr. Hasan Farahneh, PhD in Electrical and Computer Engineering, is currently an Assistant Professor at JU.

He brings over 16 years of industry experience, having contributed to major projects with leading companies in the field.

Dr. Farahneh has an extensive record of accomplishments, including successful implementation of large-scale engineering initiatives and innovative research in electrical and computer engineering. He has published more than 40 articles in reputable journals and books, reflecting his significant contributions to both academia and industry.

1. Semiconductor Materials and P–N Junctions

Units and semiconductor fundamentals
Intrinsic and extrinsic semiconductors
N-type and P-type semiconductor materials
Doped semiconductor materials
P–N junction structure and characteristics
Depletion region and threshold voltage
Forward and reverse biasing of P–N junctions
Breakdown region behavior
I–V characteristics of P–N junctions

2. Diodes

Ideal diode vs. real diode behavior
Physical operation of diodes
Analysis of diode circuits
Small-signal model and applications
Operation in the reverse breakdown region (Zener diodes)
Rectifier circuits
Limiting and clamping circuits

3. Bipolar Junction Transistors (BJTs)

Physical structure and modes of operation
Operation of the NPN transistor in active mode
Circuit symbols and conventions
DC analysis of transistor circuits
BJT as an amplifier
Small-signal equivalent circuit models
Biasing the BJT for discrete-circuit design
Basic single-stage BJT amplifier configurations
BJT as a switch (cutoff and saturation)

4. Field-Effect Transistors (FETs)

Structure and physical operation of MOSFETs and JFETs
Current–voltage characteristics
DC analysis of MOSFET and JFET circuits
MOSFET as an amplifier
Biasing in MOSFET amplifier circuits
Basic single-stage MOSFET amplifier configurations

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