RM24S-60A Passive balance for lithium battery pack

RM24S-60A Passive balance for lithium battery pack

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ProjectSymbolThe detailed contentNCM StandardLFP Standard
Overcharge protectionVDET1Single overcharge detection voltage4.25V±0.03V3.65V±0.03V
tVDET1Overcharge detection delay time1.5s(MAX)1.5s(MAX)
VREL1Single overcharge release voltage4.15V±0.03V3.45V±0.03V
Cell balanceVBUCell-balance detection voltage4.2V±0.03V3.6V±0.03V
VBLCell-balance release voltage4.2V±0.04V3.59V±0.04V
IBBalance current60mA±20mA60mA±20mA
Over-discharge protectionVDET2Single over-discharge detection voltage2.70V±0.1V2.50V±0.05V
tVDET2Overdischarge detection delay time1.5s(MAX)1.5s(MAX)
VREL2Single overdischarge release voltage3.0V±0.1V3.0V±0.05V
Over current protectionIDP1Level 1 overcurrent protection current150A±20A150A±30A
tVDET1Detection delay time1.0s(MAX)1.0s(MAX)
IDP2Level 2 overcurrent protection current//
tVDET2Detection delay time300ms(MAX)300ms(MAX)
Short circuit protection Exterior short circuityesyes
TSHORTDetection delay time1500us(MAX)1500us(MAX)

Protection of release conditionDisconnecting the loadDisconnecting the load
ResistanceRDSMain loop resistance (battery voltage = 3.4V)B-至P- RDS≤20mΩB-至P- RDS≤20mΩ
Current consumptionIDDInternal consumption during operation of the circuit≤60μA≤60μA
Charging maximum VoltageVDSCharging port connected to the charger maximum withstand voltage valueDC80VDC80V
Chip maximum VoltageVDSInput voltage between each string battery node VDD-VSSDC5VDC5V
Continuous Discharge Current Sustainable discharge current50A150A
Continuous charge current
Sustainable charging current50A50A
Rated current temperature Mosfet Rated current discharge MOSFET surface temperature<45°<45°
Temperature control switch
Close the charging and discharging function at above rated temperatureCharging 75<℃ Discharging 75<℃Charging 75<℃ Discharging 75<℃
Charging reverse protection When charging, avoid the positive polarity and negative polarity reversal of chargingNONO
PCB Size
PCB Length, Width, Thickness≦160*100*15mm≦160*100*15mm