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Protection Circuit Module (PCB) Round for 3.7V Li-Polymer Battery 3.5A Working (6A cut-off)


ItemContentCriteriaOver Charge ProtectionOver Charge Detection Voltage4.325??0.05VOver Charge Release Voltage4.125??0.1VOver Discharge ProtectionOver Discharge Detection Voltage2.5??0.1VOver Discharge Release Voltage2.9??0.1VRated Operational Current3.5AOver Current ProtectionOver Current Detection Current6-8ARelease ConditionCut LoadRelease ConditionCut LoadShort Circuit ProtectionShort ProtectionImplementedRelease ConditionCut Short CircuitInterior ResistanceP+, P- Conduction ResistanceVC=4.2VRss40mCurrent ConsumptionCurrent Consumed in normal Operation4A Typical8A Max.DimensionRadius8.65 mmThickness1.8 mmConnection Port illumination1. B+Connec to cell’s anode2. B-Connect to cell’s cathode3. P+connect to the cell’s output or charger’s anode4. P-connect to the cell’s output or charger’s cathode Because of the very high energy density, Li-Ion Battery pack must be connected to a protection circuit module to prevent accidental battery explosion caused by over-charging or over-discharging.

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