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Number of battery cycles complete .

Other Parts Discussed in Thread: BQ24160, BQ27520-G4

Hi,

I am using bq24160(Li-ion Charger Module) and bq27421(fuel gauge module)

I wanted to know the number of battery cycles complete.

can i get it from any of the above module.

If know can you provide some suggestion to find the same.

Thanks,

Likhitha

  • Hello Anna,

    Cycle count is usually provided by the fuel gauge. The bq24160 doesn't keep track of how many cycles the cell has gone through, and unfortunately the bq27421 doesn't either due to memory limitations.

    We do have other system-side gauges that do provide cell cycle count such as the bq27520-G4. If you are past the evaluation phase, you could implement a crude cycle count on your host by keeping track of a counter variable that increases based on state of charge (for example when SOC hits 0% or another SOC threshold that you want to use to define a "full" cycle).

    Hope this helps.