2SD1423ARA

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The 2SD1423ARA is a single bipolar transistor (BJT) designed to operate within a wide range of frequencies. It is a NPN transistor and was created as a two-stage, medium voltage amplifier component. It is primarily used in audio and video applications, with its main purpose being that of an audio amplifier.

The 2SD1423ARA has a maximum collector current of 250mA per channel, and a maximum voltage of 15V. It is supplied in a TO-92 package, with pins consisting of an emitter, a base, and a collector. It has an aluminum oxide passivation layer which helps protect the component from electrical stresses, and a long dissipation time.

The 2SD1423ARA is characterised by a current gain of 1000-5000, an hFE of 100-500, and a gain-bandwidth product of 80MHz. It has a cutoff frequency between two to four gigahertz, and a quiescent gain of more than 100dB.

The working principle behind the 2SD1423ARA is its transistor action. Transistor action describes the current gain of a transistor which is dependent on its base current. This base current is capable of controlling the collector current, which is significant in audio amplifiers. The 2SD1423ARA also features a large capacitance between its base and emitter, which allows it to work at high frequencies.

The 2SD1423ARA application field includes audio amplifiers, linear power supplies, monolithic amplifiers, and current limiting devices. It is also used in video applications such as video playback, video recording, and video processing. Additionally, it is used in automotive systems for speech recognition, engine control, and oil pressure monitoring.

The 2SD1423ARA is a versatile single bipolar transistor which can easily be incorporated for use in a wide range of applications. Its current gain and gain-bandwidth product make it an ideal choice for audio and video applications, while its long dissipation time and TO-92 package make it suitable for use in automotive systems.

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