| Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | ||||
| PCM Specifications For 14.8V(4S) Li-ion Battery Packs | ||||
| Model:LWS-4S8A-077(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 | 4A | |||
| Maximal continuous Discharging current | 4A | |||
| 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 | 200±25mv | |
| Over current detection current | 10±2A | |||
| 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℃ | |||
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