4S BMS
XJ-D143 4S 12V 20A BMS LifePO4 NMC Li-ion Battery BMS for Electric Power Tools
4S 12V 20A BMS, for LifePO4, NMC (Li-ion) battery, application to electric power tools, sweeping robot, portable power supply...
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Product Name |
XJ-D143 4S 20A BMS |
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Size |
64*68*5MM |
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Series |
4S |
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Current |
20A |
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Cell Type |
LifePO4/NMC (Li-ion) battery |
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Function |
Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Electrostatic protection, Dust Protection, Moisture Protection, NTC |
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Warranty |
24 Months |
| Item | Symbol | Inspection standard | Unit | |||
| Min | Typical | Max | ||||
| Overcharge protection | Overcharge detection voltage | VDET1 | 3.6 | 3.65 | 3.7 | V |
| Overcharge detection delay time | tVDET1 | 500 | 1000 | 1500 | ms | |
| Overcharge discharge voltage | VREL1 | 3.51 | 3.56 | 3.61 | V | |
| Over-discharge protection | Over-discharge detection voltage | VDET2 | 2.22 | 2.32 | 2.42 | V |
| Over-discharge detection delay time | tVDET2 | 500 | 1000 | 1500 | ms | |
| Over-discharge discharge voltage | VREL2 | 2.48 | 2.58 | 2.68 | V | |
| Overcurrent protection | Overcurrent detection voltage | VDET3 | 0.085 | 0.1 | 0.115 | V |
| Overcurrent protection current | IDP | 30 | 45 | A | ||
| Detection delay time | tVDET3 | 50 | 100 | 150 | ms | |
| Short-circuit protection | Detection delay time | TSHORT | 100 | 300 | 600 | μS |
| Conditions for lifting protection | Disconnect the external short-circuit load or charge and restore | |||||
| Internal resistance | Main circuit on-state resistor | RDS | 50 | mΩ | ||
| Current consumption | It usually consumes current when in operation | IDD | 50 | μA | ||
| Static current | It consumes current during hibernation | IPWN | 4.5 | 9 | μA | |
| Charge | 0V charging function | NO | ||||