BQ24753ARHDT

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BQ24753ARHDT is an integrated device that fully complies with the international Multi-Chemistry Battery Charger standard. The device is mainly used to maximize the charge time and power output through the control of multiple safety parameters of Li-ion and Li-polymer battery packs. It is a highly integrated solution for high performance, power efficient system and many applications such as Single Cell applications, Portable Electronics, and Telecommunications.

The BQ24753ARHDT is designed to provide a safe, reliable, cost-effective, and easy to use solution for battery charging. The device can support the charging current from 100mA to 4A and the input voltage from 4.5V to 20V. It has a built-in 5V/3.3V output charge pump to provide higher output voltages. It also has an LED indicator that displays the output voltage and current.

The BQ24753ARHDT has advanced charging and safety features that make it ideal for battery charging applications. It supports Constant Current/Constant Voltage (CC/CV) charging, Automatic Recharge, Automatic Battery Changeover, and Termination. Additionally, it has an integrated safety timer, automatic detection of short circuit and temperature protection.

The BQ24753ARHDT has an intelligent power management unit (PMU). It offers an optimized Design for Fast system Warm-up Time, Low Interference from Railway and Automotive Systems, and Improved Efficiency in Every Application. In addition, it provides comprehensive device protection features such as overvoltage, overcurrent, brownout, and thermal protection.

In terms of working principle, the BQ24753ARHDT is an integrated static power management circuit. It accurately controls the input and output voltages, allowing it to provide precise power delivery while preventing overcharging or overdischarging of the battery. It uses Pulse Width Modulation (PWM) and Analog voltage control mode to regulate both the charge current and the cell voltage. Additionally, the BQ24753ARHDT can detect whether the battery is fully charged or not. If the charging process is stopped, it will automatically turn off the power supply and stop charging.

To summarize, the BQ24753ARHDT is an integrated device designed for battery charging applications. It offers high performance, power efficiency, and multiple safety features for Li-ion and Li-polymer battery packs. It supports a wide range of input voltage and output current range. The device is ideal for application in Single Cell applications, Portable Electronics, and Telecommunications.

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