bq24055 Overview
The bq2405x 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.
bq24055 Key Features
- 1 Charging
- 1% Charge Voltage Accuracy
- 10% Charge Current Accuracy
- Pin Selectable USB 100-mA and 500-mA Maximum Input Current Limit
- Programmable Termination and Precharge Threshold
- Protection
- 30-V Input Rating; With 6.6-V Input Overvoltage Protection
- Input Voltage Dynamic Power Management
- 125 °C Thermal Regulation; 150°C Thermal Shutdown Protection
- OUT Short-Circuit Protection and ISET Short Detection