LG 18650 HD4 2100mAh (Orange)
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Official specifications:
- Nominal voltage: 3.6V
- Maximum voltage: 4.2V
- Maximum continuous discharge current: 25A
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This is a high current battery from some years ago.
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Very nice discharge curves
/LG%2018650%20HD4%202100mAh%20(Orange)-Temp-15.0.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-Temp-20.0.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-Temp-30.0.png)
30A is too much for the battery it get rather hot.
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/LG%2018650%20HD4%202100mAh%20(Orange)-CapacityTime.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-Energy.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-PowerLoadTime.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-TripCurrent.png)
/LG%2018650%20HD4%202100mAh%20(Orange)-Charge.png)
Conclusion
This was a very good tool battery in its time, today batteries have more capacity and some batteries are a bit better for high current.
Notes and links
Vapcell told me that I was missing some cells in my comparator and they would be happy to supply them.
How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries