Jul 13, 2025 · A transistor is a three-terminal semiconductor device used to amplify or switch electrical signals and power. It is one of the most essential tools in electronics.

A transistor is a semiconductor device that has at least three terminals and functions to amplify electrical signals and act as a switch. Depending on their structure, they are broadly divided …

Technician B says that because a semiconductor has no moving parts and rarely wears out or needs adjusting, it functions as a good switch. Which technician is correct?

A transistor is a three-terminal semiconductor device that amplifies or switches the flow of current.

It has three terminals—base, emitter, and collector—and functions as both an amplifier and a switch. This article covers the basics of transistor types, their structure, and how they work in …

Feb 24, 2012 · BJT Definition: A Bipolar Junction Transistor (BJT) is defined as a three-terminal semiconductor device that amplifies or switches electrical signals. Types of BJTs: There are …

Nov 27, 2024 · Transistor: A transistor is a three-terminal device that switches, amplifies, or oscillates electrical signals. It plays a crucial role in electronic circuits due to its ability to …

Jan 16, 2024 · A transistor is a three-terminal semiconductor device that regulates or controls the current flow, or voltage flow, in an electronic circuit. It is one of the basic elements used in …

Jul 5, 2022 · Transistors have three main parts: The base terminal controls the flow of current between the other two terminals. The collector collects the current coming from the base, and …

May 10, 2025 · It has three terminals— emitter, base, and collector —and it controls the flow of current between two terminals using a small signal at the third. The role of a transistor in …