AP9101DN-AHTRG1

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PMIC - Battery Management

The AP9101DN-AHTRG1 is an integrated Power Management and Battery Management IC (PMIC-BM) device designed to manage power and battery charging for rechargeable Li-ion and Li polymer batteries. This device is suitable for mobile consumer electronic devices such as smartphones, tablets, digital cameras, and portable consumer electronic devices. The device is able to detect the total number of cells, detect and control the charge/discharge current level, and protect the battery from overcharging and over-discharging.

Applications

The AP9101DN-AHTRG1 can be used for a variety of different applications including:

• Smartphones
• Tablets
• Cameras
• Portable consumer electronics
• Wireless audio/video devices
• Bluetooth headsets
• GPS/ navigation/tracking devices
• Wearable devices

Working Principle

The AP9101DN-AHTRG1 uses a variety of technologies to control the power and battery charging of portable battery powered devices. The device utilizes an eight-channel power path and two-channel cell balancing path that can detect the total number of cells, detect and control the charge/discharge current level, and protect the battery from overcharging and over-discharging. It can also Monitor the input voltage and current, battery voltage and charge/discharge current, enabling the system to optimize power and battery life by managing the charging and discharging of the Li-ion/Li-polymer battery. The device also supports a variety of charge/discharge control including constant voltage, constant current, and switch current mode.

Features

The AP9101DN-AHTRG1 device offers a variety of features to optimize power and battery life, including:

• Eight channel power path and two channel cell balancing
• Input voltage range of 2.5V to 6V
• High voltage cells up to 4.3V each and low voltage cells up to 3.0V
• Wide temperature operation range: -40°C to 85°C
• Wide operating range of -40°C to 85°C
• Supports up to 18V open circuit voltage
• Charge/discharge control including constant voltage, constant current and switch current mode
• Integrated safety timer
• Cell balance protection
• Over-voltage protection
• Reverse current protection
• Over-charging protection
• Over-discharging protection
• Charge status indicators
• External battery temperature sensing & charge control

Conclusion

The AP9101DN-AHTRG1 PMIC-BM is a highly integrated device designed to manage power and battery charging for rechargeable Li-ion and Li polymer batteries. With its eight-channel power path and two-channel cell balancing, it is suitable for a variety of applications such as smartphones, tablets, cameras, and wireless audio/video devices. The device offers a wide temperature operating range, high voltage cells up to 4.3V each, and a variety of charge/discharge control functions. It also offers a host of features, such as cell balance protection, over-voltage protection, reverse current protection, over-charging/discharging protection, charge status indicators, and external battery temperature sensing and charge control. All of these features make the AP9101DN-AHTRG1 an ideal PMIC-BM solution for rechargeable battery powered consumer electronic devices.

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