BU31UA3WNVX-TL

PMIC, or power management ICs, are a type of integrated circuits (ICs) intended to optimize the performance, power efficiency, and flexibility of portable and low-power devices like mobile phones and laptops. Voltage regulators are one of the most important components of these ICs, as they are responsible for supplying the appropriate voltage to other parts of the circuit. The BU31UA3WNVX-TL linear voltage regulator is a rotary device designed to provide accurate and highly efficient power supply.

Application Field

The BU31UA3WNVX-TL is a highly efficient, versatile voltage regulator that can be used in a variety of applications, including powering embedded computers, powering portable electronics, and other low-power applications. Its wide input voltage range (1.8–30V) allows it to be used in cars, boats, trucks, and other vehicles. Its adjustable output range of 0.3–13V makes it suitable for a variety of devices, such as mobile phones and digital cameras. Additionally, its ultra-low quiescent current of 0.8μA allows it to be used in applications where power conservation is of utmost importance.

Working Principle

The BU31UA3WNVX-TL operates by converting the input voltage to the output voltage. It achieves this through a process called linear regulation, which involves amplifying the small difference between the input and output voltage. This process is controlled by an internal voltage reference, which ensures output accuracy to within the specified range. To facilitate this regulation, the BU31UA3WNVX-TL is equipped with MOSFET pass transistors, which ensure high efficiencies (up to 97.2%), enabling the device to dissipate a low amount of heat. Additionally, the device supports a wide range of output current, up to 1A.

Conclusion

The BU31UA3WNVX-TL is a versatile, highly efficient linear voltage regulator with a wide input voltage range and adjustable output range. Its ultra-low quiescent current ensures high power efficiency, while its MOSFET pass transistors enable it to support a wide range of output current. The device is suitable for use in a variety of applications, such as powering embedded computers, powering portable electronics, and other low-power applications.