NCP380LMU10AATBG

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Power management integrated circuits (PMICs) are a type of semiconductor devices that provide power management features, such as voltage regulation, power switching, overvoltage protection and thermal protection. These features are necessary components of any power supply system, as they help ensure that the device is safe and reliable. The NCP380LMU10AATBG is a PMIC used to switch and regulate power supplies, as well as providing load drivers and other power protection features. In this article, we’ll discuss the application fields and working principles of the NCP380LMU10AATBG.

Application Fields – The application fields of the NCP380LMU10AATBG vary, depending on the device in which it is being used. Some common applications for the NCP380LMU10AATBG include wireless charging, battery charging, portable device systems, and automotive applications. In these applications, the NCP380LMU10AATBG is used to provide overvoltage and overcurrent protection, as well as supplying power to the load, switching the load between different sources, and controlling the load current.

Working Principles - The NCP380LMU10AATBG is a three-channel MOSFET switch with a maximum on-state resistance of 0.015 ohms. The chip is powered by a power supply (VIN) capable of providing a maximum current of 10A. When the NCP380LMU10AATBG is enabled, it switches the load to the power supply (VIN). The chip can also turn off the load if it detects an overvoltage or overcurrent situation.

The NCP380LMU10AATBG also includes two low-side MOSFETs that are suitable for driving resistive, capacitive, and inductive loads. The MOSFETs can be programmed to provide different switch levels and slew rates, as well as overcurrent and overvoltage protection. The chip incorporates a programmable maximum current limit (programmable from 0.4 A to 10 A) for each output, which provides additional protection when driving heavy loads.

In addition, the NCP380LMU10AATBG includes an integrated load-disconnect feature that can be used to automatically disconnect the load during an overvoltage or overcurrent situation. This feature is especially useful in applications where a power-overload might cause serious damage to the load. In these situations, the NCP380LMU10AATBG will automatically disconnect the load and prevent any potential damage.

Finally, the NCP380LMU10AATBG also includes a slew rate control feature, which allows the user to program the switch to have a slow or fast turn-on or turn-off transition. This feature is useful for avoiding inductive surges and ensuring that the maximum power rating of the device is not exceeded.

The NCP380LMU10AATBG is a powerful and versatile power switching and regulating device. It is suitable for a wide variety of applications, and its features make it easy to use and incorporate into any system design. Whether you are designing a wireless charging station, battery charging system, portable device system, or an automotive application, the NCP380LMU10AATBG can provide the power switching and protection features needed to ensure safety, reliability, and optimal performance.

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