Protection Circuit Module (PCB) for 3.7V Li-Polymer Battery (14A cut-off)

Protection Circuit Board for 3.7V Li-ion and Li-polymer battery pack Designed for 3.7V Li-ion or Li-Polymer battery Prevents 3.7V Li-ion or Li-polymer battery from over-charging, over-discharging,and from discharging current more than 14A Dimension29mm x 7mm x 2.5mmCompatible with both Li-ion and Li-Polymer cells Specification.style1 {border-collapsecollapse;border1px solid #000000;}.style2 {border1px solid #000000;}.style3 {text-aligncenter;border1px solid #000000;vertical-align:middle;}ItemContentCriteriaOver Charge ProtectionOver Charge Detection Voltage4.25??0.025VOver Charge Release Voltage4.05??0.05VOver Charge detection Delay Time1.0??0.3sOver Discharge ProtectionOver Discharge Detection Voltage2.5??0.062VOver Discharge Release Voltage3.0??0.075VOver Discharge Detection Delay Time20??6.0msOver Current ProtectionOver Current Detection Voltage0.2??0.015VOver Current Detection Current14-20ADetection Delay Time12??4msRelease ConditionCut LoadShort Circuit ProtectionShort ProtectionImplementedRelease ConditionCut LoadDetection Delay Time230-500sInterior ResistanceP+, P- Conduction ResistanceVC=4.2VRss30mCurrent ConsumptionCurrent Consumed in normal Operation4A Typical8A Max.Dimension29 x 7 x 2.5 mm*NoteIndividual cell values.Because of thevery 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-discahrging.

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Protection Circuit Module (PCB) for 3.7V Li-Polymer Battery (14A cut-off)

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