I2C controlled battery charger for USB input provides an extremely flexible solution

The BQ25882, from Texas Instruments, is a highly-integrated 2A switch-mode battery charge management and system power path management device for dual-cell Li-Ion and Li-polymer batteries. The I2C Serial interface with charging and system settings makes this device an extremely flexible solution. Typical applications include wireless speaker, digital camera (DSC, DVC), mobile printer, tablet, electronic point of sales (ePOS), and portable electronic devices.