Texas Instruments

BQ24800RUYT

The BQ24800RUYT is a highly integrated step-down battery charger and power supply controller from Texas Instruments. It is designed to provide efficient and reliable power management for a wide range of applications, including portable devices, wearables, and other battery-powered systems.

Description:

The BQ24800RUYT is a highly integrated, single-cell lithium-ion or lithium-polymer battery charger with a 5V adjustable output and a power path management function. It features a constant current/constant voltage (CC/CV) charging algorithm and is capable of delivering up to 2A of output current. The device is available in a compact 24-pin, 3mm x 3mm USON package.

Features:

1. High efficiency: The BQ24800RUYT offers high efficiency charging and power management, with a typical efficiency of up to 93%.
2. Constant current/constant voltage (CC/CV) charging: The device supports a CC/CV charging algorithm, ensuring safe and efficient charging of the battery.
3. Adjustable output voltage: The output voltage can be adjusted from 3.5V to 5.5V, allowing for compatibility with a wide range of battery chemistries and applications.
4. Power path management: The BQ24800RUYT features a power path management function, which allows it to efficiently manage power from both the battery and an external power source.
5. I2C programmability: The device is programmable via the I2C interface, allowing for customization of various parameters, such as charging current, termination voltage, and more.
6. Thermal protection: The BQ24800RUYT includes thermal protection features, such as over-temperature shutdown and thermal foldback, to ensure safe operation.
7. Small form factor: The device is available in a compact 3mm x 3mm USON package, making it suitable for space-constrained applications.

Applications:

1. Portable devices: The BQ24800RUYT is ideal for use in smartphones, tablets, and other portable devices that require efficient battery charging and power management.
2. Wearables: The device is suitable for use in wearable devices, such as smartwatches and fitness trackers, where efficient power management and a small form factor are crucial.
3. Medical devices: The BQ24800RUYT can be used in battery-powered medical devices, such as hearing aids and portable monitoring equipment, to ensure reliable and efficient power management.
4. IoT devices: The device is suitable for use in Internet of Things (IoT) devices, where efficient power management and a small form factor are essential.
5. Industrial equipment: The BQ24800RUYT can be used in battery-powered industrial equipment, such as handheld tools and portable test equipment, to ensure efficient power management and reliable operation.

In summary, the BQ24800RUYT from Texas Instruments is a highly integrated, efficient, and versatile step-down battery charger and power supply controller suitable for a wide range of applications, including portable devices, wearables, medical devices, IoT devices, and industrial equipment. Its compact form factor, adjustable output voltage, and I2C programmability make it an ideal choice for space-constrained and customizable applications.