Texas Instruments

BQ24105RHLR

The BQ24105RHLR is a highly integrated, high-efficiency, single-cell linear charger from Texas Instruments. It is designed to provide a compact and efficient solution for charging lithium-ion and lithium-polymer batteries in a wide range of applications.

Description:

The BQ24105RHLR is a linear battery charger that integrates a power switch, current limit, and thermal regulation into a single chip. It is available in a compact, thermally efficient QFN package.

Features:

1. Supports a wide range of input voltages (4.5V to 28V)
2. Provides up to 5A of charging current
3. Includes thermal regulation to protect against overheating
4. Offers a micro-USB input for easy connection to a power source
5. Features a low-dropout linear regulator for efficient power management
6. Provides a charging status indicator
7. Supports USB On-The-Go (OTG) functionality
8. Includes a battery temperature monitoring feature

Applications:

The BQ24105RHLR is suitable for a wide range of applications that require efficient and reliable battery charging, including:

1. Mobile devices, such as smartphones and tablets
2. Portable electronics, such as Bluetooth speakers and headphones
3. Medical devices, such as wearable health monitors
4. IoT devices, such as smart home sensors and controllers
5. Power banks and backup power supplies

In summary, the BQ24105RHLR from Texas Instruments is a highly integrated, high-efficiency linear battery charger that offers a compact and reliable solution for charging lithium-ion and lithium-polymer batteries in a wide range of applications. Its features, such as thermal regulation, USB OTG support, and battery temperature monitoring, make it an ideal choice for designers looking for a robust and efficient charging solution.