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BQ2057T - How to charge 7.2 battery by using BQ2057T?

Surya70007
Prodigy 60 points
Other Parts Discussed in Thread: BQ2057T, BQ2057, BQ24620, BQ24630

Hello ,

       I would like know is it possible to charge 7.2v (two 3.6 volt cells) by using BQ2057T?

if possible how to design the voltage divider circuit for 7.2V.

Thanks in advance

 

 

  • 0
    TI__Guru 56650 points

    What is your battery chemistry? Is it a Li-ion battery or LiFePO4 battery?

    If it is a Li-ion battery, the charge voltage should be 4.2V/cell. The bq2057 can support two cell battery in series.

    If it is a LiFePO4 battery, I recommand bq24630 or bq24620.