## Electronics I

(Department)  Biomedical Engineering         (Division)       -

(Level and Major) bachelor

Course Title   Electronics I

Number of Credits       3             Prerequisite  Electrical circuits 1

Lecturer -

Course Description -

Course Goals and Objectives

Understanding the physical structure and modeling of semiconductor core devices including diodes and transistors and their application in simple circuits

Course Topics

1- Semiconductor physics and PN connection
1-1- Difference between conductive, insulating and semiconductor materials
The concept of holes and electrons
1.3.1 Type N and P semiconductors
PN Binding Physics and PN Binding Function in Open Circuit, Reverse and Direct Bias Conditions.
5.5- Current-voltage characteristic of a PN connection
6.1 Reverse failure at a PN connection
Diodes and its variants
Diode circuits
Ideal diode model
Small signal model and large signal of a real diode
Diode rectifiers (half wave and full wave rectifiers)
2-4- Voltage regulator
2-5- Clamp and Circuit Breakers (Voltage Limiter)
2-6- Voltage doubling and multiplying circuits
3. Introduction to BJT transistor physics
The structure of a BJT transistor
3.2.2 Operation of a BJT transistor in active mode
3.3- Current-Voltage Model (Large Signal Model) of a BJT Transistor in Active Mode
The concept of transcendence
3-5 Small signal model (hybrid-pie model) of a BJT transistor
3-6 Erlie effect and output resistance of a BJT transistor
3-7 Saturated BJT transistor operation
3-8- PNP transistor and its small signal model and its large signal
4- Transistor amplifiers using BJT transistor
4.1- Concept of gain, input resistance and output resistance in a signal amplifier
4.2 Types of Bypass Methods for a BJT Transistor
4-3- Single-class amplifiers (common emitter, common collector and base bus)
4-4- Transistor multilevel capacitors with capacitive coupling
4-5 Frequency of disconnection and calculation of the capacitance of the coupling capacitors
5- Output floors and power amplifiers
The purpose of using the output classes
5.2- Class A power amplifier
5.3- Class B power amplifier
5.4- AB Class Power Amplifier
5.5- Calculating the efficiency of power amplifiers