| Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | ||||
| PCM Specifications For 14.8V(4S)Li-ion Battery Packs | ||||
| Model:LWS-4S40A-050(4S) | ||||
| No. | Test item | Criterion | ||
| 1 | Voltage | Charging voltage | DC:16.8V CC/CV | |
| Balance voltage for single cell | 4.20±0.025V | |||
| 2 | Current | Balance current for single cell | 42±5mA | |
| Current consumption | ≤20μA | |||
| Maximal continuous charging current | 40A | |||
| Maximal continuous Discharging current | 40A | |||
| 3 | Over charge Protection | Over charge detection voltage for single cell | 4.25±0.025V | |
| Over charge detection delay time | 0.5S—1.5S | |||
| Over charge release voltage for single cell | 4.05±0.05V | |||
| 4 | Over discharge protection | Over discharge detection voltage for single cell | 2.50±0.062V | |
| Over discharge detection delay time | 10mS—150mS | |||
| Over discharge release voltage for single cell | 3.00±0.062V | |||
| 5 | Over current protection | Over current detection voltage | 0.62V | |
| Over current detection current | 120±20A | |||
| Detection delay time | 5ms—20ms | |||
| 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) | ≤20mΩ | |
| 8 | Temperature | Operating Temperature Range | -40～+85℃ | |
| Storage Temperature Range | -40～+125℃ | |||
the more information, please visit our website:
http://lwspcm.en.alibaba.com/
Skype:live:lee.anna_3
Email:sales4@lws-pcm.com
