2024年5月31日发(作者：寒弘文)
元器件交易网
bq27010,bq27210
SLUS707B–APRIL2006–REVISEDJANUARY2007
Li-IonANDLi-PolBATTERYGASGAUGEICFORPORTABLEAPPLICATIONS
(bqJUNIOR)
FEATURES
•
•
•
•
•
•
•
•
•
•
•
•
•
HDQ(bq27010)orI
2
C(bq27210)
Communication
ReportsAccurateTime-to-EmptyAtBoth
MeasuredandHost-RequestedLoadValues
ReportsAvailableCapacityCompensatedfor
DischargeRate,Temperature,andAge
End-of-DischargeVoltageCompensatedfor
DischargeRateandTemperature
AutomaticCapacityReductionwithAge
ReportsTemperature,Voltage,andCurrent
HighAccuracyChargeandDischargeCurrent
IntegrationwithAutomaticOffsetCalibration
RequiresNoUserCalibration
ProgrammableInput/OutputPort
InternalUserEEPROMConfigurationMemory
UploadableCoefficientsAllowsHost-SideUse
withMultiplePackCharacteristics
StableOscillatorWithoutExternal
Components
DynamicEnd-of-DischargeDetectionDelayto
AllowUseinaHigh-DynamicLoad
Environment
AutomaticSleepModeWhenCommunication
LinesareLow
AvailableinaSmall3mmx4mmQFN
Package
FiveLow-PowerOperatingModes
–Active:<90µA
–Sleep:<2.5µA
–Ship:<2µA(bq27010only)
–Hibernate:<1.5µA
–DataRetention:<20nA
APPLICATIONS
•
•
•
•
•
•
PDA
SmartPhones
MP3Players
DigitalCameras
InternetAppliances
HandheldDevices
DESCRIPTION
ThebqJUNIOR™seriesarehighlyaccurate
stand-alonesingle-cellLi-IonandLi-Polbattery
capacitymonitoringandreportingdevicestargetedat
space-limited,onitors
avoltagedropacrossasmallcurrentsenseresistor
connectedinserieswiththebatterytodetermine
chargeanddischargeactivityofthebattery.
Compensationsforbatteryage,temperature,
self-discharge,anddischargerateareappliedtothe
capacitymeasurmentstoprovideavailable
time-to-emptyinformationacrossawiderangeof
ycapacityis
automaticallyrecalibrated,orlearned,inthecourse
al
registersincludecurrent,capacity,time-to-empty,
state-of-charge,celltemperatureandvoltage,status,
andmore.
ThebqJUNIORcanoperatedirectlyfromsingle-cell
Li-IonandLi-Polbatteriesandcommunicatestothe
systemoveraHDQone-wireorI
2
Cserialinterface.
•
•
•
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
bqJUNIORisatrademarkofTexasInstruments.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
ProductsconformtospecificationsperthetermsoftheTexas
tionprocessingdoesnot
necessarilyincludetestingofallparameters.
Copyright©2006–2007,TexasInstrumentsIncorporated
元器件交易网
bq27010,bq27210
SLUS707B–APRIL2006–REVISEDJANUARY2007
TYPICALAPPLICATION
PACK+
R3
1
2024年5月31日发(作者：寒弘文)
元器件交易网
bq27010,bq27210
SLUS707B–APRIL2006–REVISEDJANUARY2007
Li-IonANDLi-PolBATTERYGASGAUGEICFORPORTABLEAPPLICATIONS
(bqJUNIOR)
FEATURES
•
•
•
•
•
•
•
•
•
•
•
•
•
HDQ(bq27010)orI
2
C(bq27210)
Communication
ReportsAccurateTime-to-EmptyAtBoth
MeasuredandHost-RequestedLoadValues
ReportsAvailableCapacityCompensatedfor
DischargeRate,Temperature,andAge
End-of-DischargeVoltageCompensatedfor
DischargeRateandTemperature
AutomaticCapacityReductionwithAge
ReportsTemperature,Voltage,andCurrent
HighAccuracyChargeandDischargeCurrent
IntegrationwithAutomaticOffsetCalibration
RequiresNoUserCalibration
ProgrammableInput/OutputPort
InternalUserEEPROMConfigurationMemory
UploadableCoefficientsAllowsHost-SideUse
withMultiplePackCharacteristics
StableOscillatorWithoutExternal
Components
DynamicEnd-of-DischargeDetectionDelayto
AllowUseinaHigh-DynamicLoad
Environment
AutomaticSleepModeWhenCommunication
LinesareLow
AvailableinaSmall3mmx4mmQFN
Package
FiveLow-PowerOperatingModes
–Active:<90µA
–Sleep:<2.5µA
–Ship:<2µA(bq27010only)
–Hibernate:<1.5µA
–DataRetention:<20nA
APPLICATIONS
•
•
•
•
•
•
PDA
SmartPhones
MP3Players
DigitalCameras
InternetAppliances
HandheldDevices
DESCRIPTION
ThebqJUNIOR™seriesarehighlyaccurate
stand-alonesingle-cellLi-IonandLi-Polbattery
capacitymonitoringandreportingdevicestargetedat
space-limited,onitors
avoltagedropacrossasmallcurrentsenseresistor
connectedinserieswiththebatterytodetermine
chargeanddischargeactivityofthebattery.
Compensationsforbatteryage,temperature,
self-discharge,anddischargerateareappliedtothe
capacitymeasurmentstoprovideavailable
time-to-emptyinformationacrossawiderangeof
ycapacityis
automaticallyrecalibrated,orlearned,inthecourse
al
registersincludecurrent,capacity,time-to-empty,
state-of-charge,celltemperatureandvoltage,status,
andmore.
ThebqJUNIORcanoperatedirectlyfromsingle-cell
Li-IonandLi-Polbatteriesandcommunicatestothe
systemoveraHDQone-wireorI
2
Cserialinterface.
•
•
•
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
bqJUNIORisatrademarkofTexasInstruments.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
ProductsconformtospecificationsperthetermsoftheTexas
tionprocessingdoesnot
necessarilyincludetestingofallparameters.
Copyright©2006–2007,TexasInstrumentsIncorporated
元器件交易网
bq27010,bq27210
SLUS707B–APRIL2006–REVISEDJANUARY2007
TYPICALAPPLICATION
PACK+
R3
1