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PCM For 14.8V(4S)Li-ion Battery Packs LWS-4S7A-141(4S)
Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | ||||
PCM Specifications For 14.8V(4S)Li-ion Battery Packs | ||||
Model: LWS-4S7A-141(4S) | ||||
No. | Test item | Criterion | ||
1 | Voltage | Charging voltage | DC:16.8V CC/CV | |
Balance voltage for single cell | ||||
2 | Current | Balance current for single cell | ||
Current consumption | ≤50μA | |||
Maximal continuous charging current | 7A | |||
Maximal continuous Discharging current | 7A | |||
3 | Over charge Protection | Over charge detection voltage for single cell | 4.35V±0.025V | |
Over charge detection delay time | 0.5S—1.5S | |||
Over charge release voltage for single cell | 4.15V±0.05V | |||
4 | Over discharge protection | Over discharge detection voltage for single cell | 2.40V±0.08V | |
Over discharge detection delay time | 0.5S—1.5S | |||
Over discharge release voltage for single cell | 3.0±0.10V | |||
5 | Over current protection | Over current detection voltage | 150±25mv | |
Over current detection current | 15±3A | |||
Detection delay time | 5mS—15mS | |||
Release condition | Cut load | |||
6 | Short protection | Detection condition | Exterior short circuit | |
Detection delay time | 200-500us | |||
Release condition | Cut load | |||
7 | Resistance | Protection circuitry(MOSFET) | ≤50mΩ | |
8 | Temperature | Operating Temperature Range | -40~+85℃ | |
Storage Temperature Range | -40~+125℃ |