BQ24091 Description
The BQ2409x series of devices are highly integrated Li-ion and Li-Pol linear chargers devices targeted at space-limited portable applications. The devices operate from either a USB port or AC adapter. The high input voltage range with input overvoltage protection supports low-cost unregulated adapters.
BQ24091 Key Features
- Charging
- 1% charge voltage accuracy
- 10% charge current accuracy
- Pin selectable USB 100-mA and 500-mA
- Programmable termination and precharge
- Protection
- 6.6-V overvoltage protection
- Input voltage dynamic power management
- 125°C thermal regulation; 150°C thermal
- OUT short-circuit protection and ISET short