Aug 282019
 
TRIAC

TRIAC. Power control on alternating current (AC)

Triac is a semiconductor device that belongs to the family of thyristor control devices. It is essentially two SCR connected in parallel and backwards, sharing the same gate.

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Aug 262019
 
Relay - Electromagnetic Switch

What is a relay?

Relay was invented in 1835 by the US scientist Joseph Henry (1797–1878). Relay or elecromagnetic relay is a magnetically operated switch that is activated or deactivated when the electromagnet is energized.

Jul 312019
 
Ebers Moll Model of a Bipolar Transistor

Ebers Moll Model of a Bipolar Transistor

The bipolar transistor is an electronic device that originates a big evolution in the electronics field. The basic features of the bipolar transistor are introduced on this topic. We’ll study the basic model (Ebers Moll Model) of these devices and their use in the analysis of circuits biasing.