Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | |||
PCM Specifications For LWS® 7.4V (2S) Li-ion Battery Packs |
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No. | Test item | Criterion | |
1 | Voltage | Charging voltage | DC:8.4V CC/CV |
2 |
Current |
Trickle charging voltage (less than this voltage on) |
≤7.85V/100mA |
Current consumption |
Max:50μA |
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Maximal continuous charging current |
1A |
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Maximal continuous Discharging current |
3A |
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3 |
Over charge Protection |
Over charge detection voltage for single cell |
:4.25V±0.025V |
Over charge detection delay time |
0.5—1.5S |
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Over charge release voltage for single cell |
4.1±0.05V |
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4 |
Over discharge protection |
Over discharge detection voltage for single cell |
2.7V±0.05V |
Over discharge detection delay time |
50mS—150mS |
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Over discharge release voltage for single cell |
3.0±0.1V |
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5 |
Over current protection |
Over current detection voltage |
200±15mv |
Over current detection current |
15±1A |
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Detection delay time |
5—15mS |
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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) |
≤100mΩ |
8 |
Charging indicator port |
Charging red on Charging current less than 75mA blinking red and green on |
Full charge port in charge |
9 |
Temperature |
Operating Temperature Range |
-20~+60℃ |
Storage Temperature Range |
-20~+60℃ |