BQ24292IRGER

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The BQ24292IRGER is a current-mode based synchronous buck battery charger and power-path management IC. It offers high charging current accuracy and low input ripple current, while providing flexibility to fine-tune parameters such as charge current, charge current slope, charge voltage and input current limit. It is useful in recharging portable batteries in applications ranging from consumer electronics, telecommunication base station, medical systems, automotive and automotive accessory applications.

The BQ24292IRGER is an integrated power management IC (PMIC), specifically designed for battery-charged applications. It provides a current-mode synchronous buck converter and self-powered low-voltage microcontroller-based input current, charge current and charge voltage loop control algorithm.

The BQ24292IRGER is suitable for charging single-cell Li-ion and multi-chemistry battery packs. The device integrates synchronous buck switches and low-side power switch, allowing it to directly drive power FETs of up to 6A during battery charging. The device also integrates an intelligent charging algorithm to optimize battery capacity and charge current. Its main features include:

• Input voltage range up to 9V
• Charge voltage range up to 9V
• Charge current range up to 6A
• Integrated logic control

The BQ24292IRGER helps to improve energy efficiency, extend battery life and reduce time for charge. In order to regulate the charge current and voltage, a regulated voltage loop and regulated current loop are used in the BQ24292IRGER. In this way, it is able to work at the constant and optimal current and voltage. The chip also integrates a thermal protection circuitry for stabilizing the system temperature during charging.

The BQ24292IRGER is an ideal solution for achieving the best possible battery performance when used in power-constrained applications. It has an efficient synchronous buck converter to support fast charging, and its charge control function will monitor battery charging and adapt the charging strategy accordingly. This chip provides high efficiency and low noise operation while charging, and its integrated thermal protection will keep the system temperature stable.

In summary, the BQ24292IRGER is a versatile and powerful PMIC, specially designed for battery chargers in a wide range of applications such as consumer electronics, telecommunication base station, medical systems, automotive and automotive accessory applications. The integrated synchronous buck converter, charge control function and low power mode operation make it the ideal choice for the most demanding applications.

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