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Analog Devices Inc./Maxim Integrated MAX8902BATA+T Environmental and export classification status description

The MAX8902BATA+T is a battery management and power management IC designed for use in portable devices. It integrates several features that help manage battery charging, power path, and protection. It is particularly useful for lithium-ion (Li-ion) and lithium-polymer (Li-Po) battery systems. Functions - Battery Charging: Supports a variety of charging modes including constant current and constant voltage regulations. - Power Path Management: Allows simultaneous operation of battery charging and system power to ensure reliability and efficiency. - Battery Protection: Includes features for overvoltage, undervoltage, and overcurrent protection. - Thermal Management: Incorporates thermal regulation to prevent overheating during charging. - Flexibility in Power Sources: Can utilize different input sources such as USB or AC adapter. Applications - Smartphones - Tablets - Wearable devices - Bluetooth speakers - Other portable electronic devices Alternative Parts - MAX8902A: Similar functionality but without the protection features offered by the MAX8902B. - BQ24074: Texas Instruments' equivalent IC offering similar capabilities for battery management. - TP4056: A simple lithium battery charger with less integrated features compared to MAX8902B. Embedded Modules - Development Boards: Evaluation modules (EVMs) may be available that integrate the MAX8902B for prototyping. - Integrated Power Management Systems: Modules incorporating this IC can be found in dedicated power management solutions for OEMs. Q&A 1. Q: What battery types can the MAX8902BATA+T support? A: The MAX8902BATA+T is designed to support lithium-ion (Li-ion) and lithium-polymer (Li-Po) batteries, ensuring effective charging and protection. 2. Q: Can the MAX8902BATA+T manage multiple power sources simultaneously? A: Yes, it features power path management, allowing it to handle multiple power sources, such as a USB and an AC adapter, simultaneously without interruptions. 3. Q: What are the key protection features of MAX8902BATA+T? A: The device includes overvoltage protection, undervoltage lockout, and overcurrent protection to enhance battery safety and reliability. 4. Q: Is thermal management included in the MAX8902BATA+T? A: Yes, the IC integrates thermal management capabilities to prevent excessive heat generation during the charging process. 5. Q: How does the MAX8902BATA+T compare to the MAX8902A? A: The main difference is that the MAX8902BATA+T includes battery protection features, while the MAX8902A does not, making the BATA version suitable for applications requiring enhanced safety.