Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | |||
PCM Specifications For LWS® 3.7V (1S) Li-ion Battery Packs |
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No. | Test item | Criterion | |
1 | Voltage | Charging voltage | DC:4.2V CC/CV |
Single balanced voltage |
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2 |
Current | Balance current for single cell |
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Current consumption |
≤20uA |
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Maximal continuous charging current |
5A |
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Maximal continuous Discharging current |
5A |
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3 |
Over charge Protection(single cell) |
Overcharge detection voltage |
4.325V±0.025V |
Over charge detection delay time |
0.5—2S |
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Over charge release voltage for single cell |
4.075±0.05V |
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4 |
Over discharge protection (single cell) |
Over discharge detection voltage for single cell |
2.50V±0.05V |
Over discharge detection delay time |
10mS—200mS |
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Over discharge release voltage for single cell |
2.90±0.05V |
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5 |
Over current protection |
Over current detection voltage |
0.15±0.015v |
Charge Over current detection |
10±2A |
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Detection delay time |
5—20mS |
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Release condition |
Cut load |
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6 |
Short protection |
Detection condition |
Exterior short circuit |
Detection delay time |
200—500uS |
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Release condition |
Cut load |
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7 |
Resistance |
Protection circuitry(MOSFET) |
≤50mΩ |
8 |
Temperature |
Operating Temperature Range |
-40~+65℃ |
Storage Temperature Range |
-40~+125℃ |