TIP116 Discrete Semiconductor Products

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TIP116: Application Field and Working Principle

TIP116, along with its complementary PNP transistor TIP117, is part of the family of Darlington transistors. It is a rugged NPN power transistor which features moderate to high gain and can be used in a wide range of general purpose applications, such as switching, signal/waveform processing, and amplifier/driver circuits. This article describes the application field and working principle of the TIP116.

Overview of the TIP116 Transistor

The TIP116 is part of a series of power transistors designed to withstand high voltage and power levels. It is a silicon NPN Darlington power transistor, rated to a maximum current of 5A and peak power dissipation of 115W. It has a moderate to high current gain, with a typical value of 1000, making it suitable for driving loads. Its VCE(sat) is also high, ranging from 0.7V to 1.2V, making it suitable for use in switching applications. The working voltage (BV CEO ) of the TIP116 is 65V and its maximum operating temperature is 300°C.

Applications of the TIP116

The TIP116 is a general purpose NPN power transistor. It is commonly used in power supply circuits and in signal/waveform processing and amplification/driver circuits. It can also be used in applications which require high breakdown voltage, such as in motor drives, switching applications, and load switching. In addition, the TIP116 has been used in applications where high DC or low frequency AC current gain is required such as amplifier circuits.

The Working Principle of the TIP116

The TIP116 is a NPN power transistor which uses three layers of silicon and a Darlington configuration. The base is the control element of the transistor, which is connected to an external voltage source. When the voltage source is increased, a large electrical current is drawn from the emitter, which induces a base current in the base, thus allowing more current to pass through the collector. This process, known as the Darlington effect, allows a transistor to have a high current gain, allowing it to drive loads which require a large amount of current.

To summarise, the TIP116 is a rugged NPN power transistor which is suitable for use in a wide range of general purpose applications. Its features, such as its moderate to high gain and high VCE(sat) make it suitable for use in switching applications and in driving loads. It is commonly used in power supply circuits and in signal/waveform processing and amplification/driver circuits. The TIP116 works by using the Darlington effect, which allows it to have a high current gain, allowing it to drive loads which require a large amount of current.

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