The bq2501x series are highly integrated charge and power management devices targeted at space-limited bluetooth applications. The bq2501x series offer integrated power FET and current sensor for charge control, reverse blocking protection, high accuracy current and voltage regulation, charge status, charge termination, and a highly efficient and low-power dc-dc converter in a small package.
FEATURES
• Li-Ion Or Li-Pol Charge Management and Synchronous DC-DC Power Conversion In a Single Chip
• Optimized for Powering Bluetooth™ Headsets and Accessories
• Charges and Powers the System from Either the AC Adapter or USB with Autonomous Power Source Selection
• Integrated USB Charge Control with Selectable 100 mA and 500 mA Charge Rates
• Integrated Power FET and Current Sensor for Up to 500 mA Charge Applications AND 100mA DC-DC Controller with Integrated FETs