Electronics

What is an Optocoupler or Opto-isolator – Working And Applications

Optocoupler or Opto-isolator, Symbol, Construction, Working, Types and Applications In electrical and electronic engineering, we often come up with certain circuits where a digital logic circuit such as a microprocessor…
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Difference Between LED and LDR

What is the Difference between LDR (Photoresistor) and LED (Light Emitting Diode)? LDR and LED are both semiconductor-based devices whose operation is associated with light. LED produces light when an electrical…
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Difference between Photodiode and Photoresistor (LDR)

What is the Difference between LDR (Photoresistor) and Photodiode? Light intensity is one of the seven basic physical quantities that can be measured through various light sensors. Photoresistor (LDR) and…
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What is Phototransistor? Construction, Working, Types & Applications

Phototransistor Symbol, Terminals, Construction, Operation, Types, Parameters, Chrematistics and Applications There are different types of sensors used in the modern electronic circuit. One of these sensors is photosensor that is…
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What is LDR – Light Dependent Resistor? Construction, Working, Types & Applications

LDR – Light Dependent Resistor, Construction, Working, Types, Advantages, Disadvantages and Applications There are different types of sensors being used in electrical circuits and they are used to sense different…
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What is a Laser Diode? Construction, Working, Types and Applications

Laser Diode: Construction, Working, Types, Advantages, Disadvantages & Applications Laser diode similar to LED is used for producing light but the light is coherent and focused at a small point.…
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What is a Cycloconverter? Construction, Working and Applications

Cycloconverter: Types of Single Phase & Three-Phase Cycloconverters What is a Cycloconverter? A cycloconverter is a power controller that is used as a frequency changer which converts the supply frequency…
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Tunnel Diode: Construction, Working, Advantages, & Applications

What is a Tunnel Diode? Symbols, Construction, Operation, Characteristics and Applications A diode is the most fundamental component used in electronic circuits. However, there are different types of diodes being…
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Photodiode: Types, Construction, Operation, Modes, Performance & Applications

What is a Photodiode? Symbol, Circuit, Construction, Types, Working, Characteristics, Modes, Performance and Applications A photodiode is a type of semiconductor-based photosensor or light sensor that is used to detect…
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Difference between LED and Photodiode

What is the Difference between Photodiode and LED? LED or Light Emitting Diode and photodiode both are semiconductor-based components whose function is the conversion between light energy and electrical energy.…
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