Optocoupler Optoisolator Photocoupler
Active components Digital Electronics Diodes Electronics tutorial Integrated circuits (ICs) Power Electronics Protection Circuits Transistors

Photocoupler (Optocoupler / Optoisolator) – Construction, Working, Types & Applications

In modern electronics, signal isolation between different parts of a circuit is crucial for protection, noise reduction, and system stability. Optocouplers, also known as optoisolators, play a vital role in achieving this electrical isolation while allowing signal transmission. This article provides a thorough exploration of optocouplers (Optoisolator / Photocoupler), including their construction, working principles, advantages, […]

Difference Between DIAC, TRIAC and SCR
Active components Electronic devices Electronics tutorial Power Electronics

Difference Between SCR, DIAC and TRIAC

In power electronics, the SCR, DIAC, and TRIAC are three common semiconductor devices that are very useful in electric power control and conversion applications. Though they all belong to the thyristor family, their operation, structure, and applications differ significantly. Here’s a detailed explanation of SCR (Silicon Controlled Rectifier), DIAC (Diode for Alternating Current), and TRIAC […]

DIAC Symbol Construction Working
Active components Electronic devices Electronics tutorial Power Electronics

Diac Symbol, Construction, VI Characteristics and Applications

The Diac is basically a two-terminal device. Here we will discuss the symbol, construction, VI characteristics, advantages, disadvantages and applications of Diac. It is such a combination of semiconductor layers that allows triggering in both directions. The Diac is used as a triggering device for the TRIAC circuits. What is a DIAC? A DIAC (Diode […]