PUMB2,115 Discrete Semiconductor Products

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Bipolar junction transistors (BJTs) are active, three-terminal devices commonly used in digital and analog circuits. They are made up of two p-n junctions that are separated by a thin base region.

The PUMB2,115 is a nine-transistor array from NXP. This integrated circuit is designed to be used in applications where rapid switching is needed when increased speed is necessary along with a reduction in power consumption. The PUMB2,115 is pre-biased to reduce switching delays that typically accompanies electromechanical transistors.

The PUMB2,115 consists of seven NPN BJT transistors and two PNP BJT transistors. The NPN devices are arranged in series and connected between the common pins for fast switching. The PNP devices are connected to the base and collector of the NPN transistors. This allows the transistor to switch between on and off states more rapidly, with the help of the pre-biased voltage.

The main applications of the PUMB2,115 are in power supply applications such as DC-DC converters and in automotive applications such as ABS systems and fuel injection systems. It can also be used for general load switching applications. The device also has numerous configuration and voltage options that can be used according to the application requirements.

The PUMB2,115 works by providing a current path between the two terminals when the voltage is below a certain threshold. As the voltage increases, the current path continues to remain until the voltage reaches the threshold. Once the voltage reaches the threshold, the current is interrupted and the transistor switches off. This process is known as pre-biasing. Pre-biasing helps increase switching speeds and reduce switching delays.

In conclusion, the PUMB2,115 is a pre-biased nine-transistor array from NXP that is used in power supply and automotive applications. It is designed to reduce switching delays and provides higher switching speeds. The device provides numerous configuration and voltage options that can be used according to the application requirements.

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