2SA1585STPQ Discrete Semiconductor Products

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The 2SA1585STPQ is a bipolar transistor that is typically used in amplifying and switching applications. It is a PNP type transistor with a collector-emitter voltage of 175V. The 2SA1585STPQ is designed to handle a maximum collector current of 1A at an ambient temperature of up to 85°C and can operate over a wide frequency range from DC to approximately 3GHz.

The 2SA1585STPQ offers a combination of low collector-base capacity and high current gain, making it suitable for applications such as switching, audio and video amplifiers, and RF power amplifiers. It also has low noise, high linearity and low distortion, which make it ideal for use in wireless communication systems.

The 2SA1585STPQ is a three-terminal device that consists of two p-type semiconductor materials, a base and a collector. The base is connected to the emitter, while the collector is connected to the emitter. The base-collector junction is avalanche rated, while the collector-emitter junction is reverse breakdown rated.

The principle behind the operation of the 2SA1585STPQ is based on the transistor action. The device works by allowing a current to be drawn from the emitter terminal by increasing the voltage at the base terminal. As the voltage is increased, the current in the emitter will increase, which will cause a current to be drawn in the collector. The current in the collector is relaxed back to the base voltage when the voltage at the base is decreased.

The 2SA1585STPQ is commonly used in switching and amplifying applications. It can be used as an amplifier, switch, voltage regulator, or any other application in which current amplification or switching is required. In addition, it can be used as a driver circuit for other high current components, such as motors and relays.

The 2SA1585STPQ is suitable for use in a wide range of applications, from consumer electronics to automotive, medical, and industrial systems. It is available in a variety of packages, including SOT-23, SOT-323, SOT-532, and SOT-616 packages.

In conclusion, the 2SA1585STPQ is a low-power PNP transistor that is suitable for applications such as amplification and switching. It has low collector-base capacitance, high current gain and wide frequency range, making it an ideal choice for use in wireless communication systems. It is available in a variety of packages and can handle up to 1A of collector current.

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