BQ24161

BQ24160, BQ24160A, BQ24161, BQ24161B, BQ24163, BQ24168 SLUSAO0H – NOVEMBER 2011 – REVISED JULY 2022 BQ2416xx 2.5-A, Dual-Input, Single-Cell Switched-Mode Li-Ion Battery Charger with Power Path Management and I2C Interface 1 Features High-efficiency switched-mode charger with separate power path control – Instantly start up system from a deeply discharged battery or no battery Compatible with MaxLife™ technology for faster charging when used in conjunction with BQ27530 Dual input, integrated FET charger for up to 2.5-A charging – 20-V input rating, with overvoltage protection (OVP) 6.5 V for USB input up to 1.5 A 10.5 V for IN input (BQ24160, BQ24160A, BQ24161, BQ24163) up to 2.5 A 6.5 V for IN input (BQ24168) up to 2.5 A Safe and accurate battery management functions – 1% battery regulation accuracy – 10% charge current accuracy Charge parameters programmed using I2C interface Voltage-based, NTC monitoring input – JEITA compatible (BQ24160, BQ24160A, BQ24161B, BQ24163, BQ24168) Available in small 2.8-mm × 2.8-mm 49-ball WCSP or 4-mm × 4-mm VQFN-24 packages 2 Applications Handheld products Portable media players Portable equipment Netbook and portable internet devices 3 Description The BQ24160, BQ24160A, BQ24161, BQ24161B, BQ24163, and BQ24168 are highly integrated singlecell Li-ion battery charger and system power path management devices targeted for space-limited, portable applications with high-capacity batteries. The single-cell charger has d...