BQ24717R BQ717 BQ 24717 BQ Battery Charging IC

The BQ24717R BQ717 BQ 24717 BQ Battery Charging IC is a high-efficiency synchronous battery charger controller designed for Li-Ion and Li-Polymer battery systems in notebook and portable applications. It supports SMBus (System Management Bus) communication, allowing the host controller to monitor and configure key charging parameters dynamically for precise battery management.

This IC integrates high-side and low-side MOSFET drivers to efficiently manage power flow from the adapter to the system and battery. It provides programmable charge current, voltage, and input current limits, ensuring flexible power optimization across multiple system designs.

With its automatic charge termination, AC adapter detection, and battery short-circuit protection, the BQ24717 ensures safe, reliable, and efficient charging operation. The device is packaged in a 32-pin QFN, offering superior thermal performance and compact PCB footprint.

Technical Summary:

• Supports Li-Ion / Li-Pol battery charging
• SMBus interface for charge parameter control
• Synchronous buck charger architecture
• Integrated MOSFET drivers (high-side and low-side)
• Programmable charge voltage and current limits
• Adapter detection and protection features
• Compact 32-pin QFN package

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