Datasheet

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SBS.VCELLx( ) Measured
SBS.PackVoltage( ) Measured
SBS.Voltage( ) calculated
SBS.Voltage( ) <=
DF.Shutdown
Threshold ?
Yes
No
Normal Operation
SBS.Current( ) <= 0?
No
Yes
Yes
No
bq2084 Enters Shutdown
Has Time since exit
from last Shutdown >
DF.Shutdown Timer?
Yes
No
SBS.PackVoltage( ) <
DF.Vpack Threshold ?
bq2084-V143
SLUS732 – SEPTEMBER 2006
DEFAULTS:
Non-Removable Pack
DF.ShutdownVoltage = 2.8 V x Number of Series cells; DF.ShutdownTimer = 2 s
NOTE: VpackThreshold must be greater than Shutdown voltage + 6%.
Removable Pack
DF.ShutdownVoltage = 2.8 V x Number of Series cells; DF.ShutdownTimer = 20 s
NOTE: VpackThreshold must be greater than Shutdown voltage + 6%.
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