Transistor - Wikipedia
A voltage or current applied to one pair of the transistor's terminals controls the current through another pair of terminals. Because the controlled (output) power can be higher than the controlling (input) …
What Is a Transistor? (Definition, How It Works, Example) | Built In
Sep 11, 2024 · A transistor is a semiconductor that amplifies or switches electronic signals. Transistors serve as the basic building blocks of modern electronics.
How do transistors work? - Explain that Stuff
Sep 26, 2024 · A transistor works when the electrons and the holes start moving across the two junctions between the n-type and p-type silicon. Let's connect the transistor up to some power.
Transistor - GeeksforGeeks
Jul 23, 2025 · A Transistor is one of the types of semiconductor devices that is used to conduct and insulate electric current or voltages. A transistor acts as a switch and as an amplifier. Transistors are …
What is a transistor and how does it work? - TechTarget
Aug 29, 2024 · A transistor is a miniature semiconductor that regulates or controls current or voltage flow in addition to amplifying and generating these electrical signals and acting as a switch or gate …
Transistor | Definition & Uses | Britannica
Jan 24, 2026 · transistor, semiconductor device for amplifying, controlling, and generating electrical signals. Transistors are the active components of integrated circuits, or “microchips,” which often …
What Is a Transistor, and How Does It Work? - ExtremeTech
Aug 11, 2025 · In simple terms, a transistor can turn a flow of electricity on or off, or boost a weak electrical signal into a stronger one.
How Transistors Work (BJT and MOSFET) - The Simple Explanation
Mar 17, 2021 · The transistor is a simple component that you can use to build a lot of fun projects. In this hands-on guide, you’ll learn how transistors work so that you can use them in your next circuit.
Transistors in Basic Electronics - Online Tutorials Library
A Transistor is a three terminal semiconductor device that regulates current or voltage flow and acts as a switch or gate for signals. Why Do We Need Transistors?
Transistor Fundamentals: Structure, Types, and Operating Principles
Feb 6, 2026 · A transistor is a semiconductor device that amplifies weak signals and switches current on or off. You’ll find transistors doing both jobs in analog and digital circuits.
How Transistors Work - HowStuffWorks
The transistor moved the world from power-hungry vacuum tubes to portable solid-state electronics. Learn about transistors and how they changed electronics.
Transistors - SparkFun Learn
In this tutorial we'll introduce you to the basics of the most common transistor around: the bi-polar junction transistor (BJT). In small, discrete quantities, transistors can be used to create simple …
How Transistors Work: A Complete Guide with Examples and …
Nov 27, 2024 · A transistor is a three-terminal electronic device that can act as a switch or an amplifier. It is made up of semiconductor material, and its behavior can be controlled by the voltage applied to …
Transistors: A Closer Look - Circuit Basics
In a famous diagram showing how a transistor works (Figure 1), the “transistor man” watches a gauge measuring the base current (I B) coming into the transistor.
Transistor Basics | DigiKey
Dec 21, 2017 · A transistor, also known as a BJT (Bipolar Junction Transistor), is a current driven semiconductor device which can be used to control the flow of electric current in which a small …
What is a Transistor and How Does It Work - Techsparks
Mar 14, 2025 · Broadly speaking, the term “transistor” encompasses all individual components based on semiconductor materials, including diodes and triodes. Traditionally, when we mention transistors, …
Transistors: Working Principle, Types, and its Applications
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 modern-day …
The Transistor, Explained - Newsroom
May 31, 2024 · The transistor is the basic building block of all modern computer chips. The transistor became the single most manufactured device thanks to the binary system, planar manufacturing on …
Understanding Transistors: What They Are and How They Work
Nov 6, 2023 · This invention was a monumental breakthrough in electronics, marking the beginning of the semiconductor era. [1] The transistor was a revolutionary invention because it offered a more …
Common Emitter Amplifier and Transistor Amplifiers
16 hours ago · The Transistor Common Emitter Amplifier The Common Emitter Amplifier is one of three basic bipolar junction transistor (BJT) amplifier topologies and is so called because the input signal …
MOSFET - Wikipedia
In electronics, the metal–oxide–semiconductor field-effect transistor (MOSFET, MOS-FET, MOS FET, or MOS transistor) is a type of field-effect transistor (FET), most commonly fabricated by the controlled …
Moore's law: The number of transistors per microprocessor
Moore's law is the observation that the number of transistors in an integrated circuit doubles about every two years, thanks to improvements in production. It was first described by Gordon E. Moore, the co …
Types of Transistors - GeeksforGeeks
Jul 23, 2025 · Field-Effect Transistor (FET) is a type of transistor that utilizes an electric field to control the conductivity of a semiconductor channel. FETs are widely used in electronics for various …
Transistor de efecto de campo metal-óxido-semiconductor
Un transistor de efecto de campo de puerta aislada o IGFET (insulated-gate field-effect transistor) es un término relacionado que es equivalente a un MOSFET. El término IGFET es más inclusivo, ya que …