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| Categories | Battery BMS Board | 
|---|---|
| Model Number: | JW-BL-8S-844 | 
| Place of Origin: | Guangdong, China | 
| Brand Name: | ENERKEY | 
| Packaging Details: | Carton | 
| Supply Ability: | 50000 Piece/Pieces per Month | 
| MOQ: | 2 pieces | 
| Price: | $45.00/pieces 2-999 pieces | 
| Certification: | ISO9001/ROHS/CE | 
| Base Material: | FR-4 | 
| Copper Thickness: | 1oz | 
| Board Thickness: | 1.6mm | 
| Min. Hole Size: | 0.2mm | 
| Min. Line Width: | 0.1mm | 
| Min. Line Spacing: | 0.1mm | 
| Surface Finishing: | HASL Lead Free | 
| Voltage: | 29.6V | 
| Suitable for battery string: | 8S | 
| Battery type: | Lifepo4 /LI-ION | 
| Size: | L105*W50.5*T8.5 mm | 
| Solder mask color: | Green.Black.Red.Yellow.White.Blue.Purple.Matte Green. Matte Black | 
| Application: | Ebike, Solar products, etc | 
| Protection function: | Overcharge ,Overdischarge ,Overcurrent | 
| Other functions: | Balance | 
| Port: | shenzhen | 
| Company Info. | 
| Shenzhen Juyi Science And Trade Co., Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
| NO. | Test item | Criterion | |
| 1 | Power consumption current | Quiescent current | ≤20μA | 
| Operating current (in balanced mode, no switching | 900μA | ||
| 2 | Imbalance detection | Detection timing duration | 2S | 
| Imbalance Detection Time | 3.85S~7.68S | ||
| Unbalance Detection Voltage Value | 100mV | ||
| Balance Voltage Accuracy | -70~70mV | ||
| 3 | Balance Current | maximum equilibrium current | 1A | 
| 4 | Battery Protection | Top Battery Overvoltage Protection Threshold | 5V | 
| TOP_OVP Hysteresis | 350mV | ||
| Bottom Battery Overvoltage Protection Threshold. | 5V | ||
| BATC_OVP Hysteresis | 350mV | ||
| Battery Prerequisite Threshold. | 2.8V | ||
| TOP_PRECOND Hysteresis | 150mV | ||
| Bottom battery Prerequisite threshold | 2.8V | ||
| BOT_PRECOND Hysteresis | 150mV | ||
| 5 | Temperature | Operating temperature range | -20~+65ºC | 
| Storage temperature range | -20~+65ºC | 







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