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Electronics Theory

How To Use Triac For AC Power Control

Last Updated on May 20, 2026 by Swagatam Leave a Comment

Here we are talking about controlling things like lamps, motors, heaters, and other similar electrical loads. The devices we use for this purpose are called thyristor and triac, OK? Both these devices, thyristor and triac, they can actually do this job like simple switch ON/OFF or they can also adjust the power given to these […]

Filed Under: Electronics Theory Tagged With: AC, Control, Power, Triac

SCR/Thyristor Circuit Configurations

Last Updated on May 20, 2026 by Swagatam Leave a Comment

Now in this article we will try to understand step by step how we can use this thyristor in practical work. That can be for controlling heavy loads like electric lamps, heaters, or motors and so on. So this part is more about real application and not only about theory. How We Trigger The Thyristor […]

Filed Under: Electronics Theory Tagged With: Configurations, SCR, Thyristor

How Load Conducts in Half-Bridge Driver Circuits like IR2184 or IR2110

Last Updated on September 10, 2026 by Swagatam 8 Comments

Many folks, especially beginners, they get fully confused when they try to use a half-bridge driver circuits using ICs like IR2184 or IR2110. They look at the datasheet diagram and start thinking, “Bro, how the load will conduct? The MOSFETs are switching one by one so how the current will pass through the load? Looks […]

Filed Under: Electronics Theory, Inverter Circuits Tagged With: Bridge, Circuits, Conducts, Driver, Half, Load

Understanding Triac Snubber Network Calculations

Last Updated on May 20, 2026 by Swagatam 2 Comments

controlling inductive load with triac

You may find electronic circuits that frequently utilize triacs to manage mains powered loads. However, these setups commonly feature an inconspicuous capacitor and resistor combination across the triac – a snubber network. The functions of these components are more intricate than they seem. Exploring snubbers and grasping basic triac theory is valuable. Triac Operation A […]

Filed Under: Electronics Theory Tagged With: Calculations, Network, Snubber, Triac, Understanding

Constant Current Generator Circuits Explained

Last Updated on May 20, 2026 by Swagatam 19 Comments

1

Constant current generators (CCGs), as the name suggests, are circuits designed to produce a steady load current regardless of significant fluctuations in load resistance or voltage levels. Basic Constant Current Generator Circuit Illustrated in Figure 1 is a basic example of such a circuit. In this configuration, Q1 operates in the common emitter mode. A […]

Filed Under: Electronics Theory, Power Supply Circuits Tagged With: Circuits, Constant, Current, Explained, Generator

Diodes: Working, How to Use, Applications

Last Updated on May 20, 2026 by Swagatam 2 Comments

Hydraulic analogy of diode

It’s John Ambrose Fleming (1849-1945), a British engineer, who invented the first diode in 1904, in the form of an electron tube. Later, with the development of semiconductor technology, the diode became a dipole consisting of two substrates: one, rich in free electrons, and of type N, the other deficient in electrons, and of type […]

Filed Under: Electronics Theory Tagged With: Applications, Diodes, Working

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