LWS® PCM Specifications For 25.9V (7S)Li-ion Battery Packs | |||
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No. | Test item | Criterion | |
1 | Voltage | Charging voltage | DC:29.4V CC/CV |
Single balanced voltage |
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2 |
Current | Balance current for single cell |
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Current consumption |
≤50μA |
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Maximal continuous charging current |
5A |
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Maximal continuous Discharging current |
15A |
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3 |
Over charge Protection(single cell) |
Overcharge detection voltage |
4.25±0.025V |
Over charge detection delay time |
10mS—1200mS |
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Over charge release voltage for single cell |
4.15±0.025V |
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4 |
Over discharge protection (single cell) |
Over discharge detection voltage for single cell |
2.7±0.08V |
Over discharge detection delay time |
10mS—500mS |
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Over discharge release voltage for single cell |
3.0±0.08V |
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5 |
Over current protection |
Over current detection voltage |
0.1V |
Charge Over current detection |
80±5A |
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Detection delay time |
80ms—250ms |
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Release condition |
Automatic load recovery |
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6 |
Short protection |
Detection condition |
Exterior short circuit |
Detection delay time |
200—500uS |
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Release condition |
Automatic load recovery |
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7 |
Resistance |
Protection circuitry(MOSFET) |
≤20mΩ |
8 |
Temperature |
Operating Temperature Range |
-20~+60℃ |
Storage Temperature Range |
-20~+85℃ |