This section provides an overview for npn transistors as well as their applications and principles. Also, please take a look at the list of 1 npn transistor manufacturers and their company rankings.
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An NPN transistor is a type of bipolar transistor, which is a three-terminal semiconductor device extensively used in electrical circuits. Bipolar transistors are fundamental components in modern electronics, known for their roles in current amplification and switching applications.
The structure of an NPN transistor features a unique arrangement: a p-type semiconductor is nestled between two n-type semiconductors. The key distinction between n-type and p-type semiconductors lies in their charge carriers; n-type semiconductors use electrons (negative charges) for conductivity, whereas p-type semiconductors use holes (positive charges).
The functioning of an NPN transistor, though intricate, revolves around the control of electric charge flow. When a positive voltage is applied to the base (the middle p-type layer), it allows for the regulation of current flow through the transistor. This capability to switch the current ON and OFF underlies the transistor's vital role in various electronic circuits, enabling it to act as a switch or an amplifier.
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Renesas Electronics Corporation was established in 2002 and is headquartered in Tokyo, Japan. Renesas is a global research, design, and manufacturer of semiconductors used in industries spanning automotive, consumer electronics, the internet of things, power & energy, and industrial sectors. Renesas manufactures both analog and digital products. Analog products include amplifiers, audio & video devices, data converters, PLC, and switches & multiplexers. Digital products include microcontrollers, memory components, sensors, wireless connectivity products, and others. Renesas also offers design resources such as kits, development tools, partner programs, and design tools.
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*Including some distributors, etc.
Country | Number of Companies | Share (%) |
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Japan | 1 | 100.0% |