NCV8405ASTT1G

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The NCV8405ASTT1G is a power distribution switch, load driver, and power multiplexer device used to manage power distribution in many industrial, automotive, and consumer applications. This power device is part of the STMicroelectronics STbM family and has one channel of low-side gate driver circuitry and two channels of output switch controlforsupportingmuxing, conditioning, and port expansion. This device can work as either a discrete IC or as a part of an integrated system.

The NCV8405ASTT1G contains a push-pull output stage as well as low-signal power distribution switches. It features integrated protection features including reverse-battery protection, over-temperature protection, short-circuit protection, short-to-ground protection, and over-current protection. It also has an integrated maximum duty cycle of 99.9%, enabling the device to handle higher current requirements with relative ease. The device is rated at a temperature range of -40 to +125 °C, making it suitable for use in a wide range of applications.

The circuit of the NCV8405ASTT1G is designed to minimize system power requirements by utilizing an optimized body size and power distribution. The device has an adjustable voltage range of 7.5 Vdc to 40 Vdc and is capable of driving at levels of up to 2A of continuous current. It features 2 independent low-side gate drivers with a maximum load capacity of 1A per channel and a total peak output current of 3A. The device also contains an adjustable on-resistance feature with a range of 0.7Ω to 4Ω.

The NCV8405ASTT1G is suitable for use in automotive, industrial, and consumer applications. It has a typical on-resistance of 16.9Ω, a maximum on-resistance of 18.4Ω, and a pull-down current of 14A. With its superior performance, robust design, and low power consumption, it is ideal for powering devices and components in automotive, industrial, and consumer electronics systems. The device\'s high RDSon and low output noise allows it to be used in high-performance applications such as automotive, aerospace, and defense.

The typical application field of the NCV8405ASTT1G can include configurable power management, current limiting, and many high-current and high-frequency applications. It is particularly suited to applications such as power supply controllers and power multiplexers, automotive lighting and electronics systems, and consumer power management systems. It is also used for controlling the flow of power in industrial systems and for powering components in industrial control and medical electronics applications.

The working principle of the NCV8405ASTT1G is based on the precise switching of a power switch by an internal gate driver. The device\'s output stage contains an N-type power switch and a P-type power switch connected to a common current source. The control signal to the internal gate driver is formed by a threshold comparison circuit, and the voltage applied to the external node is used to determine the switching state.

The NCV8405ASTT1G is a power distribution switch, load driver, and power multiplexer device suitable for many industrial, automotive and consumer applications. Its circuit is optimized for low power consumption, and it offers integrated protection features and adjustable voltage range. With a maximum load capacity of 1A and a peak output current of 3A, it is ideally suited for powering digital devices and components with maximum efficiency. The NCV8405ASTT1G is the ideal solution for applications requiring configurable power management, current limiting, and high-frequency applications.

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