DTA143TKAT146 Discrete Semiconductor Products

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A DTA143TKAT146 is a single pre-biased bipolar junction transistor (BJT). It is part of the DTA143 family, which has a range of transistor production for general-purpose signal, switching and amplifier operations.

A bipolar junction transistor, or BJT, consists of three terminals connected to a semiconductor material, usually silicon or germanium. It is formed from p-type and n-type materials connected together in the form of a sandwich. This effectively creates an electric field within the transistor. BJTs operate based on the principle of a current flowing between the emitter and collector terminals, which is then amplified between the base and collector.

The DTA143TKAT146 is a pnp transistor, with the emitter and collector terminals being p-type material, and the base being n-type. It has an integrated controlled current and constant current device for lower power consumption. This makes it suitable for use in low-power, low-noise circuits, such as RF amplifiers, switching and signal applications.

The DTA143TKAT146 has a high breakdown voltage at only 2.0V, meaning that it can operate at higher currents before it reaches a point where it will short-circuit. Its collector current rating is -2A, with a peak rating up to -200mA. Its gain is also very high, at hfe > 300, with hFE guaranteed at 625 at 10mA. It is also temperature stable, with a minimum of hFE = 500 at 110°C.

The DTA143TKAT146 is rated for a wide operating temperature range, from -50°C to +150°C. It has a low 0.5mA intrinsic stand-by current, and a very low 1V threshold at -0.2mA, meaning that it can be used in low power, low noise applications. It also has a high gain-bandwidth product of 0.6, meaning that it can accurately reproduce high frequencies, making it suitable for RF applications.

The DTA143TKAT146 is also robust and reliable, with a long operating life. It has ESD protection of 8kV for human body model and 4kV for machine model. It is also antistatic and static-free, making it suitable for use in sensitive circuits. It is also RoHS compliant.

In summary, the DTA143TKAT146 is a single pre-biased bipolar junction transistor, suitable for low-power, low-noise applications such as RF amplifiers, switching and signal applications. Its high breakdown voltage, robust construction and wide operating temperature range make it well-suited for use in a variety of applications. It is an excellent choice for low-power, low-noise circuits, and as it is ESD-protected, static-free and RoHS compliant, it is safe for use in sensitive circuits.

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