Texas Instruments Tariff Inquiry

BQ25798RQMR

The BQ25798RQMR is a highly integrated battery charge management device from Texas Instruments (TI) designed to provide efficient and safe charging solutions for single-cell lithium-ion and lithium-polymer batteries. This device is suitable for a wide range of applications, including portable electronics, wearables, and other battery-powered devices.

Description:

The BQ25798RQMR is a system-on-chip (SoC) solution that integrates multiple functions required for battery charging and power management. It features a high level of integration, which helps to reduce the overall component count and save space on the printed circuit board (PCB).

Features:

1. High Efficiency: The BQ25798RQMR offers high charging efficiency (up to 95%) and supports various charging methods, including constant current/constant voltage (CC/CV) and constant power mode (CPM).
2. Multiple Charging Profiles: The device supports multiple charging profiles, such as standard charging, fast charging, and trickle charging, allowing users to choose the most suitable charging method for their application.
3. Battery Protection: The BQ25798RQMR provides comprehensive battery protection features, including overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection.
4. Power Path Management: The device features an integrated power path management function that allows for efficient power distribution between the battery and the system, minimizing power loss and improving overall system efficiency.
5. I2C Communication Interface: The BQ25798RQMR features an I2C communication interface, enabling users to configure and monitor the device's settings and status through a simple and standard communication protocol.
6. Thermal Regulation: The device includes thermal regulation features, such as thermal shutdown and thermal monitoring, to ensure safe and reliable operation under various conditions.
7. Small Package Size: The BQ25798RQMR is available in a compact 24-pin QFN package, making it suitable for space-constrained applications.

Applications:

1. Portable Electronics: Smartphones, tablets, and other handheld devices can benefit from the BQ25798RQMR's efficient charging and power management capabilities.
2. Wearables: Fitness trackers, smartwatches, and other wearable devices can utilize the BQ25798RQMR for optimized battery charging and power management.
3. IoT Devices: Internet of Things (IoT) devices, such as smart home sensors and controllers, can benefit from the device's compact size and efficient power management features.
4. Medical Devices: The BQ25798RQMR can be used in portable medical devices, such as blood glucose monitors and portable defibrillators, to ensure safe and efficient battery charging.
5. Consumer Electronics: Applications like digital cameras, Bluetooth speakers, and e-readers can take advantage of the BQ25798RQMR's charging efficiency and compact form factor.

In summary, the BQ25798RQMR from Texas Instruments is a highly integrated and efficient battery charge management device that offers a wide range of features, including multiple charging profiles, comprehensive battery protection, and power path management. Its compact size and I2C communication interface make it suitable for various applications, such as portable electronics, wearables, IoT devices, medical devices, and consumer electronics.