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Protection Circuit Module
1.Charging voltage:42V
2.Max continuous Discharging current: 10A
3.Over charge detection voltage 4.25V
| Protection Circuit Module Specifications For 37V Li-ion Battery Pack | ||||||
| Model: PCM-L10S10-782(10S ) | ||||||
| No. | Test item | Criterion | ||||
| 1 | Voltage | Charging voltage | DC:42V CC/CV | |||
| Balance voltage for single cell | 4.2±0.025V | |||||
| 2 | Current | Balance current for single cell | 75±10mA | |||
| Current consumption for single cell | ≤100μA | |||||
| Maximal continuous charging current | 5A | |||||
| Maximal continuous Discharging current | 10A | |||||
| 3 | Over charge Protection | Over charge detection voltage | 4.250V±0.025V | |||
| Over charge detection delay time | 0.5S—2S | |||||
| Over charge release voltage | 4.15V±0.05V | |||||
| 4 | Over discharge protection | Over discharge detection voltage | 2.50V±0.08V | |||
| Over discharge detection delay time | 10ms—400ms | |||||
| Over discharge release voltage | 3.0±0.10V | |||||
| 5 | Over current protection | Over current detection voltage | 100±25mv | |||
| Over current detection current | 50±10A | |||||
| 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 | ≤20mΩ | |||
| 8 | Temperature | Operating Temperature Range |
| |||
| Storage Temperature Range | -40~+125°C | |||||

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SmarTEC is a new hi-tech enterprise Engaged in the research and development ,manufacture and sales of Protection Circuit Module for Battery pack ,especially cylindrical Li-ion battery ,Li-ion polymer battery pack.
We have successfully developed several series 1-32s ,continuous operation current up to 150A, BMS ,charger,battery pack ,what is more important ,we can produce them according to our customer requirement.
The BMS was applied to electric tools battery /e-bike battery /e-scooter battery /golf car battery/store energy battery and other backup power and so on. Charger apply (Li-ion,Lifepo4,Lead-acid ,NI-MH),Battery pack apply (electric tools,e-bike, electric motor car ,golf car ,car start, Medical equipment)and so on.

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