BQ24308DSGT

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BQ24308DSGT is a Battery Management Application and is a System Power Management PMIC chip. It integrates a boost regulator, linear regulator, and two buck regulators. This chip provides efficient power conversion in applications such as charging, discharging, and balancing for battery powered systems.

The BQ24308DSGT is designed for integrated system power management and battery charging solutions for portable devices. The device provides device input voltage up to 20V, and a boost pre-regulator to generate high system VOUT voltages from input voltages. It also supplies current sensing for devices that require both time and current-based charging endpoints.

The chip works in five main steps. First, the input precharge and reverse current prevention stage actively regulates the input voltage before supplying it to the system. Then, the boost converter stage converts the input voltage to a higher output voltage. Next, the buck regulator stage regulates down the input voltage to the system load voltage. After that, the buck-boost converter is used to provide system load voltage in rechargeable battery applications. Finally, the coulomb counter/timer stage regulates charge current and time.

The BQ24308DSGT features a wide variety of power management features. It has an adjustable charge voltage, current, and time. The BQ24308 can also safely charge Lithium-ion and Lithium-polymer batteries while providing excellent charge acceptance. Input voltage range is from 1.5 V to 20 V and has selectable output current levels of 1.2A and 2.4A with charge enable control for high-side FET control. It also features reverse current prevention and is able to detect over-voltage and over-temperature conditions.

The BQ24308DSGT application field is wide. It is suitable for portable multimedia devices, medical equipment, automotive, e-bikes, tablets, cameras, and more. The chip also has a wide variety of safety and protection features to ensure safe use in applications wheres safety is a key concern. This chip is a versatile and convenient solution for power management and battery charging.

The BQ24308DSGT is a powerful and versatile PMIC for battery management and power management applications. With its wide input voltage range and current levels, it can provide efficient and safe charging for a variety of device types. The chip is also designed with safety and protection features to increase user safety and device protection. All these features make it a great solution for applications that require efficient and safe power management and battery charging.

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