Current Through a P-N Junction
- Introduction to current flow through a P-N junction
- Explanation of how a P-N junction is formed
- Discussion on the formation of depletion region
- Introduction to the concepts of diffusion and drift currents
- Examples showcasing the effects of forward and reverse biasing
Forward Biasing of a P-N Junction
- Explanation of forward biasing
- Understanding the behavior of p-side and n-side under forward bias
- Graphical representation of current-voltage characteristics in forward bias
- Calculation of current flow in forward bias using Ohm’s Law
- Example illustrating the concept of forward biasing
Reverse Biasing of a P-N Junction
- Explanation of reverse biasing
- Understanding the behavior of p-side and n-side under reverse bias
- Graphical representation of current-voltage characteristics in reverse bias
- Explanation of reverse saturation current
- Calculation of current flow in reverse bias using Ohm’s Law
Understanding Diodes
- Introduction to diodes
- Explanation of diode symbols and their polarity
- Description of ideal and practical diodes
- Examples showcasing the applications of diodes in rectification, modulation, etc.
- Discussion on the diode equation and its significance
Diode as a Rectifier
- Introduction to the concept of rectification
- Explanation of half-wave and full-wave rectification
- Description of diode-based rectifier circuits such as half-wave rectifier and bridge rectifier
- Graphical representation of input and output waveforms in rectifier circuits
- Calculation of peak inverse voltage (PIV) in rectifier circuits
Diode Clipping Circuits
- Explanation of diode clipping circuits
- Description of the different types of clipping circuits (positive and negative)
- Graphical representation of input and output waveforms in clipping circuits
- Calculation of clipping levels and clipping efficiency
- Examples showcasing the applications of diode clipping circuits
Diode Clamping Circuits
- Explanation of diode clamping circuits
- Description of the different types of clamping circuits (positive and negative)
- Graphical representation of input and output waveforms in clamping circuits
- Calculation of clamping levels and clamping efficiency
- Examples showcasing the applications of diode clamping circuits
Zener Diode and Voltage Regulation
- Introduction to Zener diode
- Explanation of the Zener breakdown phenomenon
- Graphical representation of voltage-current characteristics of Zener diode
- Understanding of Zener diode as a voltage regulator
- Calculation of Zener breakdown voltage
Transistors: Introduction
- Introduction to transistors
- Brief history and importance of transistors
- Explanation of bipolar junction transistor (BJT) and field-effect transistor (FET)
- Description of NPN and PNP transistors
- Examples showcasing the applications of transistors
Bipolar Junction Transistor (BJT)
- Detailed explanation of BJT structure and working principle
- Discussion on NPN and PNP configurations
- Explanation of transistor biasing (base, emitter, and collector currents)
- Calculation of DC currents in a transistor circuit
- Graphical representation of transistor characteristics (common emitter configuration)
Bipolar Junction Transistor (BJT) - Common Base Configuration
- Introduction to common base configuration of BJT
- Explanation of terminal voltages and currents in common base configuration
- Graphical representation of input and output characteristics
- Calculation of current and voltage gains in common base configuration
- Examples showcasing the applications of common base configuration
Bipolar Junction Transistor (BJT) - Common Collector Configuration
- Introduction to common collector configuration of BJT
- Explanation of terminal voltages and currents in common collector configuration
- Graphical representation of input and output characteristics
- Calculation of current and voltage gains in common collector configuration
- Examples showcasing the applications of common collector configuration
Bipolar Junction Transistor (BJT) - Common Emitter Configuration
- Introduction to common emitter configuration of BJT
- Explanation of terminal voltages and currents in common emitter configuration
- Graphical representation of input and output characteristics
- Calculation of current and voltage gains in common emitter configuration
- Examples showcasing the applications of common emitter configuration
Field-Effect Transistor (FET)
- Introduction to field-effect transistor (FET)
- Explanation of FET structure and working principle
- Comparison between FET and BJT
- Description of N-channel and P-channel FETs
- Examples showcasing the applications of FETs
Field-Effect Transistor (FET) - Common Source Configuration
- Introduction to common source configuration of FET
- Explanation of terminal voltages and currents in common source configuration
- Graphical representation of input and output characteristics
- Calculation of voltage gain and input/output impedance in common source configuration
- Examples showcasing the applications of common source configuration
Field-Effect Transistor (FET) - Common Drain Configuration
- Introduction to common drain configuration of FET
- Explanation of terminal voltages and currents in common drain configuration
- Graphical representation of input and output characteristics
- Calculation of voltage gain and input/output impedance in common drain configuration
- Examples showcasing the applications of common drain configuration
Field-Effect Transistor (FET) - Common Gate Configuration
- Introduction to common gate configuration of FET
- Explanation of terminal voltages and currents in common gate configuration
- Graphical representation of input and output characteristics
- Calculation of voltage gain and input/output impedance in common gate configuration
- Examples showcasing the applications of common gate configuration
Digital Electronics - Introduction
- Introduction to digital electronics
- Explanation of analog and digital signals
- Description of basic digital logic gates (AND, OR, NOT)
- Truth tables and graphical representation of logic gates
- Examples showcasing the applications of digital electronics
Digital Electronics - Sequential Circuits
- Introduction to sequential circuits
- Explanation of flip-flops and latches
- Description of SR, D, JK, and T flip-flops
- Truth tables and graphical representation of flip-flops
- Examples showcasing the applications of sequential circuits
Digital Electronics - Combinational Logic Circuits
- Introduction to combinational logic circuits
- Explanation of multiplexers, decoders, and encoders
- Truth tables and graphical representation of combinational logic circuits
- Calculation of output based on given input combinations
- Examples showcasing the applications of combinational logic circuits
Filters
- Introduction to filters in electronics
- Explanation of the purpose and function of filters
- Description of different types of filters: low-pass, high-pass, band-pass, and band-stop filters
- Graphical representation of frequency response curves for different filters
- Examples showcasing the applications of filters in signal processing
Low-Pass Filter
- Detailed explanation of low-pass filters
- Description of the frequency response characteristics of a low-pass filter
- Graphical representation of input and output waveforms in a low-pass filter
- Calculation of cutoff frequency and attenuation in a low-pass filter
- Examples showcasing the applications of low-pass filters in audio systems and telecommunications
High-Pass Filter
- Detailed explanation of high-pass filters
- Description of the frequency response characteristics of a high-pass filter
- Graphical representation of input and output waveforms in a high-pass filter
- Calculation of cutoff frequency and attenuation in a high-pass filter
- Examples showcasing the applications of high-pass filters in audio systems and telecommunications
Band-Pass Filter
- Detailed explanation of band-pass filters
- Description of the frequency response characteristics of a band-pass filter
- Graphical representation of input and output waveforms in a band-pass filter
- Calculation of center frequency, bandwidth, and selectivity in a band-pass filter
- Examples showcasing the applications of band-pass filters in radio frequency (RF) communication systems
Band-Stop Filter
- Detailed explanation of band-stop filters
- Description of the frequency response characteristics of a band-stop filter
- Graphical representation of input and output waveforms in a band-stop filter
- Calculation of center frequency, bandwidth, and attenuation in a band-stop filter
- Examples showcasing the applications of band-stop filters in noise cancellation and interference suppression
Semiconductor Devices - Introduction
- Introduction to semiconductor devices
- Explanation of the significance of semiconductors in modern technology
- Description of different semiconductor materials: silicon and germanium
- Discussion on the doping process and its effects on semiconductor properties
- Examples showcasing the applications of semiconductor devices
Semiconductor Diode
- Detailed explanation of semiconductor diode
- Description of diode construction, P-N junction, and depletion region
- Explanation of diode operation in forward and reverse bias
- Graphical representation of forward and reverse voltage-current characteristics in a diode
- Examples showcasing the applications of semiconductor diodes in rectification, switching, and voltage regulation
Light-Emitting Diode (LED)
- Introduction to light-emitting diodes (LED)
- Explanation of LED structure and working principle
- Discussion on the different types of LEDs: visible, infrared, and ultraviolet
- Graphical representation of input and output characteristics of an LED
- Examples showcasing the applications of LEDs in lighting, displays, and communication
Photoelectric Effect
- Explanation of the photoelectric effect
- Description of the experimental setup and observations
- Discussion on the production and behavior of photoelectrons
- Explanation of the Einstein’s photoelectric equation
- Examples showcasing the applications of the photoelectric effect in photovoltaic cells and sensors
Wave-Particle Duality
- Introduction to wave-particle duality
- Explanation of the concept of dual nature of light and matter
- Description of the Young’s double-slit experiment and observations
- Discussion on the behavior of electrons and photons as particles and waves
- Examples showcasing the applications of wave-particle duality in quantum mechanics and modern physics
Current Through a P-N Junction Introduction to current flow through a P-N junction Explanation of how a P-N junction is formed Discussion on the formation of depletion region Introduction to the concepts of diffusion and drift currents Examples showcasing the effects of forward and reverse biasing