4S BMS
XJ-D145 4S 5A/10A 12.8V/14.8V LifePO4 LFP Li-ion NMC Battery Management System BMS
4S 12.8V/14.8V 5A/10A BMS, for 3.2V LifePO4/3.7V Li-ion Battery, application small electric power tools.
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Product Name
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4S 10A BMS battery protection board
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Size
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60*20*3.5mm
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Series
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4S
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Working Current
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5A/10A
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Input & Output
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Same Port
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Cell Type
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LifePO4, Li-ion battery
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Function
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Over charge protection, Over discharge protection, Over current protection, Short-circuit 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 | 4.2 | 4.25 | 4.3 | V |
| Overcharge detection delay time | tVDET1 | 500 | 1000 | 1500 | ms | |
| Overcharge discharge voltage | VREL1 | 4.1 | 4.15 | 4.2 | V | |
| Over-discharge protection | Over-discharge detection voltage | VDET2 | 2.6 | 2.7 | 2.8 | V |
| Over-discharge detection delay time | tVDET2 | 500 | 1000 | 1500 | ms | |
| Over-discharge discharge voltage | VREL2 | 2.9 | 3 | 3.1 | V | |
| Overcurrent protection | Overcurrent detection voltage | VDET3 | 0.085 | 0.1 | 0.115 | V |
| Overcurrent protection current | IDP | 15 | 20 | 25 | 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 | IPWN | 60 | 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 | |