4S BMS
XJ-D161 4S 20A BMS Common Port with Balance NTC LifePO4 Li-ion Sodium Battery BMS
XJ-D161 BMS, 4S 20A BMS, for LifePO4 NMC battery, with balance NTC, common port.
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Product Name
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4S Lithium Battery BMS
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Size
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Length 62mm * Width 42mm * Thickness 5mm
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Series
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4S |
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Current
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20A
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Single Cell Battery Voltage
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3.2V / 3.7V / 4.2V
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Cell Type
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LifePO4/NMC/Lithium
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Function
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Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance, NTC temperature protection, Electrostatic protection, Dust Protection, Moisture Protection
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Warranty
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24 Months
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| Item | Symbol | Inspection standard | Unit | |||
| Min | Typical | Max | ||||
| Overcharge protection | Overcharge detection voltage | VDET1 | 3.7 | 3.75 | 3.8 | V |
| Overcharge detection delay time | tVDET1 | 500 | 1000 | 1500 | ms | |
| Overcharge discharge voltage | VREL1 | 3.6 | 3.65 | 3.7 | V | |
| Over-discharge protection | Over-discharge detection voltage | VDET2 | 2 | 2.1 | 2.2 | V |
| Over-discharge detection delay time | tVDET2 | 500 | 1000 | 1500 | ms | |
| Over-discharge discharge voltage | VREL2 | 2.3 | 2.4 | 2.5 | V | |
| Overcurrent protection | Overcurrent detection voltage | VDET3 | 0.095 | 0.1 | 0.105 | V |
| Overcurrent protection current | IDP | 14 | 17 | 20 | A | |
| Detection delay time | tVDET3 | 500 | 1000 | 1500 | ms | |
| Short-circuit protection | Detection delay time | TSHORT | 180 | 240 | 300 | μS |
| Conditions for lifting protection | Disconnect the external short-circuit load or charge and restore | |||||
| Balancing | Balancing activation voltage | VBAL | 3.6 | 3.625 | 3.65 | V |
| Balancing current | IBAL | 30 | 40 | 50 | mA | |
| Internal resistance | Main circuit on-state resistor | IPWN | 50 | mΩ | ||
| Current consumption | It usually consumes current when in operation | IDD | 50 | μA | ||
| Static current | It consumes current during hibernation | IPWN | 10 | μA | ||
| Discharge Current | Sleep function | Yes | ||||