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Channel: Basic Electronics Tutorials Blog » Transistors
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Insulated Gate Bipolar Transistor

The Insulated Gate Bipolar Transistor, IGBT The Insulated Gate Bipolar Transistor also called an IGBT for short, is a cross between a conventional Bipolar Junction Transistor, or “BJT” and a Field...

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Biasing a Transistor Tutorial

Biasing of a Transistor Biasing a Transistor amplifier is the process of setting the DC operating voltage and current to the correct level so that any AC input signal can be amplified correctly by the...

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Emitter Resistance

Transistor Amplifier – Emitter Resistance I have received a few emails lately asking about the need for an “emitter resistance” and an “emitter capacitance” in a common emitter amplifier circuit, so I...

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The Darlington Transistor

The Darlington Transistor The Darlington Transistor named after its inventor Sidney Darlington, is a special arrangement of two standard NPN or PNP bipolar junction transistors (BJT) connected together...

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PNP Transistor Analysis

A few days ago I received an email from a reader who could not control a PNP transistor using a +5v logic input he said that the transistor would only switch “OFF” with +12v connected to the Base...

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