USB-Friendly Lithium-Ion Battery Charger And Power-Path Management
Product Folder
Order Now
Technical Documents
Tools & Software
Support & Community
bq24230, bq24232
SLUS821J – OCTOB...
Description
Product Folder
Order Now
Technical Documents
Tools & Software
Support & Community
bq24230, bq24232
SLUS821J – OCTOBER 2008 – REVISED MAY 2017
bq2423x USB-Friendly Lithium-Ion Battery Charger And Power-Path Management IC
1 Features
1 Fully Compliant USB Charger
– Selectable 100-mA and 500-mA Maximum Input Current
– 100-mA Maximum Current Limit Ensures Compliance to USB-IF Standard
– Input-based Dynamic Power Management (VIN- DPM) for Protection Against Poor USB Sources
28-V Input Rating With Overvoltage Protection
Integrated Dynamic Power-Path Management (DPPM) Function Simultaneously and Independently Powers the System and Charges the Battery
Supports up to 500-mA Charge Current With Current Monitoring Output (ISET)
Programmable Input Current Limit up to 500 mA for Wall Adapters
Programmable Termination Current (bq24232)
Programmable Precharge and Fast-Charge Safety Timers
Reverse Current, Short-Circuit, and Thermal Protection
NTC Thermistor Input
Proprietary Start-Up Sequence Limits Inrush Current
Status Indication – Charging/Done, Power Good
Small 3 mm × 3 mm 16-Lead QFN Package
2 Applications
Bluetooth™ Devices
Low-Power Handheld Devices
3 Description
The bq2423x series of devices are highly integrated Li-ion linear chargers and system power-path management devices targeted at space-limited portable applications. The devices operate from either a USB port or ac adapter and support charge currents between 25 mA and 500 mA. The high-inputvolt...
Similar Datasheet