BC337,126

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BC337,126 is an NPN silicon transistor with a pre-set collector to emitter voltage of 45V, a collector current rating of 800mA and a DC current gain of between 300 and 800, depending on the application. This type of transistor is classified as a single bipolar junction transistor (BJT), which is widely used for many purposes because of its ability to amplify electric signals.

A bipolar junction transistor is a three-layer semiconductor device composed of two p-n junctions connected to two electrodes, a base and a collector. The base is the controlling element, while the collector and emitter are the output elements. The collector controls the current flowing through the transistor, while the emitter releases the current. In this type of transistor, the base is positive with respect to both the collector and emitter. This enables current to flow through the transistor in one direction, allowing it to function as an amplifier or a switch.

The BC337,126 transistor is typically used in applications where a moderate power level is desired, such as in audio amplifiers, power switches and telephone indicator lights. It can also be used in switching and low power logic gates or circuits, as well as in driving LED\'s. Its features make it a versatile and reliable component for many common electronic projects.

The working principle of the BC337,126 transistor is relatively simple. Each of the transistor\'s three terminals is connected to a different layer of semiconductor material. When voltage is applied to the base terminal, it creates a current through the two other terminals, known as the collector and the emitter. This current creates a magnetic field around the transistor, which attracts and repels electrons from the source to the destination. As the current flows, it amplifies the electric signal, allowing it to control higher voltages.

Thanks to its versatility and reliability, the BC337,126 transistor is widely used in many applications. It is particularly suited for use in audio amplifiers, power switches and logic gates, as well as driving LED\'s. Its pre-set collector to emitter voltage of 45V, a high collector current rating and broad DC current gain range add to its usefulness and make it an ideal component for many common electronic projects.

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