Department of Fundamental Education in Science and Technology

https://www.univ-soukahras.dz/en/dept/st

Lecturer	Mohammed Saaidia
Information	Bachelor - 2nd Year Electro-Mecanical Engineering Department of Fundamental Education in Science and Technology Website : https://www.univ-soukahras.dz/en/module/3002 Semester : S3 Unit : UEF 2.1.2 Credit : 4 Coefficient: 2
Content	Chapter 1. Continuous regime and Fundamental theorems Definitions (dipole, branch, node, mesh), voltage and current generators (ideal, real), voltage-current relationships (R, L, C), voltage divider, current divider. Fundamental theorems: superposition, Thévenin, Norton, Millmann, Kennelly, Equivalence between Thévenin and Norton, Maximum power transfer theorem. Chapter 2. Passive quadrupoles Representation of a passive network by a quadrupole. Quantities characterizing the behavior of a quadrupole in an assembly (input and output impedance, voltage and current gain), application to adaptation. Passive filters (low pass, high pass, etc.), Gain curve, Phase curve, Cutoff frequency, Bandwidth. Chapter 3. Diodes Basic reminders of the physics of semiconductors: Definition of a semiconductor, Crystalline Si, Doping concepts, N and P semiconductors, PN junction, Constitution and operation of a diode, direct and reverse polarization, Current characteristic -voltage, static and variable regime, Equivalent diagram. Applications of diodes: Single and double alternation rectification. Voltage stabilization by the Zener diode. Clipping, Other types of diodes: Varicap, LED, Photodiode. Chapter 4. Bipolar Transistors Bipolar transistors: Transistor effect, operating modes (blocking, saturation, etc.), Static characteristics network, Polarizations, Load line, Rest point, etc. Study of the three fundamental assemblies: EC, BC, CC, Equivalent diagram, Gain in voltage, Gain in decibels, Bandwidth, Current gain, Input and output impedances. Study of multi-stage LF amplifiers in static and dynamic conditions, connection capacitors, decoupling capacitors. Other uses of the transistor: Darlington assembly, switching transistor, etc. Chapter 5 - Operational amplifiers Principle, Equivalent diagram, Ideal op-amp, Feedback, Characteristics of the op-amp, Basic arrangements of the operational amplifier: Inverter, Non-inverter, Summing, Subtractor, Comparator, Follower, Derivator, Integrator, Logarithmic, Exponential, … Principle, Equivalent diagram, Ideal op-amp, Feedback, Characteristics of the op-amp, Basic arrangements of the operational amplifier: Inverter, Non-inverter, Summing, Subtractor, Comparator, Follower, Derivator, Integrator, Logarithmic, Exponential, …
Evaluation	Continuous monitoring: 40%; Final exam: 60%.