I2C controlled battery charger for USB input
The BQ25882 from Texas Instruments is a highly-integrated two amp 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 the device a truly flexible solution.
Features
- High-Efficiency two amps, 1.5MHz Switch Mode Boost Charger
- A 92.5% charge efficiency at 7.6V battery, one amp charge
- Optimized for USB input and two cell Li-Ion Output
- Selectable low power PFM mode for light load operation with out-of-audio option
- USB on-the-go (OTG) with adjustable output from 4.5 to 5.5V
- Buck converter with up-to two amp Output
- A 94.5% efficiency at five volt, one amp output
- Accurate constant current (CC) limit
- Output short protection
- Selectable low power PFM mode for light load operation with out-of-audio option
To learn more, click here.
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