2N4126BU

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The 2N4126BU is a two-terminal NPN transistor. It belongs to the family of bipolar junction transistors (BJT) and is single in type. It is commonly used in switching and amplifying applications, and has a wide variety of applications such as audio amplifiers, radio frequency amplifiers, voltage regulation and power supplies.

The 2N4126BU is a very versatile transistor with its relatively low voltage and current ratings. It has a DC current gain (hfe) of 32 and an audio power output of 3 Watts. This makes it suitable for driving small loudspeaker and is widely used for audio amplification applications. It has a maximum voltage rating of 80 volts, allowing for a wide range of applications.

The NPN type 2N4126BU transistor works in current amplification mode. It has two terminals called emitter and collector. The emitter is positively charged and the collector is negatively charged. These two terminals are connected to a third terminal called base. When current is applied to the base terminal, it makes it attracted to the emitter while repel the collector. This current creates a tiny electric field between the emitter and collector. This electric field allows the current to pass through and resulting in current amplification.

The 2N4126BU transistor can be used in applications such as amplifying and switching. In an amplifier application, a small amount of current is applied to the base terminal. This current causes the transistor to increase the current from the emitter to the collector. The transistor then amplifies the current should there is enough voltage applied to the base terminal.

In switching, the transistor is used to switch on or off a circuit depending on the amount of current applied. This is commonly used when switching a power supply to a circuit. When the transistor is on, the circuit is enabled and the current can flow through the transistor. When the transistor is off, the current does not flow through and the circuit is disabled.

The 2N4126BU is a useful transistor for many applications. Its low voltage and current ratings make it easy to work with and its wide variety of applications make it an ideal choice for many electronics projects. Its ability to amplify and switch current makes it even more versatile, making it a popular choice for many applications.

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