Department of Fundamental Education in Science and Technology

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

Lecturer	Mohammed Saaidia
Information	Bachelor - Second Year : Electrotechnology Department of Fundamental Education in Science and Technology Website : https://www.univ-soukahras.dz/en/module/2196 Semester : S3 Unit : UEF 2.1.2 Credit : 4 Coefficient: 2
Content	Chapter 1: Continuous Regime and Fundamental Theorems (3 weeks) Definitions (dipole, branch, node, loop), voltage and current sources (ideal, real), voltage-current relationships (R, L, C), voltage divider, current divider. Fundamental theorems: superposition, Thevenin, Norton, Millman, Kennelly, Equivalence between Thevenin and Norton, Maximum Power Transfer theorem. Chapter 2: Passive Quadripoles (3 weeks) Representation of a passive network by a quadripole. Characteristics of a quadripole in a circuit (input and output impedance, voltage, and current gain), application to matching. Passive filters (low-pass, high-pass, ...), Gain curve, Phase curve, Cutoff frequency, and Bandwidth. Chapter 3: Diodes (3 weeks) Elementary principles of semiconductor physics: Definition of a semiconductor, crystalline Si, Doping concepts, N-type and P-type semiconductors, PN junction, Construction and operation of a diode, forward and reverse bias, Current-voltage characteristic, static and dynamic behavior, Equivalent circuit. Applications of diodes: Half-wave and full-wave rectification, Voltage stabilization with Zener diode, Clipping, Other types of diodes: Varicap, LED, Photodiode. Chapter 4: Bipolar Transistors (3 weeks) Bipolar transistors: Transistor effect, operating modes (cutoff, saturation, ...), Static characteristic curves, Biasing, Load line, Operating point, ... Study of the three fundamental configurations: CE, CB, CC, Equivalent circuit, Voltage gain, Gain in decibels, Bandwidth, Current gain, Input and output impedance. Study of multi-stage audio amplifiers in static and dynamic regimes, coupling capacitors, and decoupling capacitors. Other transistor applications: Darlington pair, switching transistors, ... Chapter 5: Operational Amplifiers (3 weeks) Principles, Equivalent circuit, Ideal op-amp, Feedback, Characteristics of op-amp, Basic op-amp configurations: Inverter, Non-inverter, Summing amplifier, Difference amplifier, Comparator, Follower, Differentiator, Integrator, Logarithmic amplifier, Exponential amplifier, ...
Evaluation	Continuous control: 40%; Final exam: 60%.