Texas Instruments

BQ24190RGER

The BQ24190RGER is a highly integrated, high efficiency, and fully synchronous battery charge management IC from Texas Instruments. It is designed to provide a complete charging solution for single-cell lithium-ion and lithium-polymer batteries in a wide range of applications.

Description:

The BQ24190RGER is a highly integrated solution that combines a linear charger, power path management, and system power management in a single chip. It is available in a compact 16-pin QFN package and is designed to operate over a wide input voltage range of 3.5V to 24V.

Features:

1. High Efficiency: The BQ24190RGER uses a synchronous step-down converter to achieve high efficiency and minimize power dissipation.
2. Wide Input Voltage Range: The device can operate with input voltages from 3.5V to 24V, making it suitable for a wide range of applications.
3. Battery Charging: The BQ24190RGER supports constant current/constant voltage (CC/CV) charging for lithium-ion and lithium-polymer batteries.
4. Power Path Management: The device includes a power path management feature that allows it to efficiently manage power flow between the input and the battery.
5. Thermal Protection: The BQ24190RGER includes thermal protection features to prevent overheating and ensure safe operation.
6. Low Power Consumption: The device has a low quiescent current of 3.5uA, which helps to minimize power consumption during standby mode.

Applications:

The BQ24190RGER is suitable for a wide range of applications that require efficient and reliable battery charging and power management. Some of the key applications include:

1. Portable Electronics: The BQ24190RGER can be used in portable electronic devices such as smartphones, tablets, and wearable devices.
2. Power Banks: The device can be used in power banks to efficiently charge and manage the power flow between the input and the battery.
3. Medical Devices: The BQ24190RGER can be used in medical devices that require reliable and efficient battery charging and power management.
4. Industrial Equipment: The device can be used in industrial equipment that requires efficient and reliable power management in a compact form factor.

In summary, the BQ24190RGER from Texas Instruments is a highly integrated and efficient battery charge management IC that offers a complete charging solution for single-cell lithium-ion and lithium-polymer batteries. Its wide input voltage range, high efficiency, and power path management features make it suitable for a wide range of applications, including portable electronics, power banks, medical devices, and industrial equipment.