Texas Instruments BQ3060 Handleiding

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Coloumb

Counter

HWOver

Current&

ShortCircuit

Protection

CellVoltageMux

&Translation

P-Channel

FETDrive

PreCharge

FETDrive

PowerMode

Control

SMBD

SRPSRN

ZVCHGDSGCHG

VC4

VC3

VC2

VC1

SMBC

ExternalCell

BalancingDriver

Temperature

Measurement

DataFlash

Memory

SMB1.1

CEDV

GasGauging

SHA-1

Authentication

Over-&

Under-

Voltage

Protection

Voltage

Measurement

Over

Current

Protection

Oscillator

Charging

Algorithm

FuseBlow&

Detection

Logic

Over

Temperature

Protection

FUSE

TS2TS1

Watchdog

Regulator

REG27

BATPACK

VSS

RBI

System

Control

AFEHW

Control

Pack-

RSNS

5m–20mtyp.WW

Pack+

SMBC

SMBD

bq3060

GNDVC4

VC3

VC2

VC1

VDD

OUT

CD

bq294xz

PRES

PRES

Product

Folder

Order

Now

Technical

Documents

Tools &

Software

Support &

Community

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

bq3060

SLUS928B–MARCH2009–REVISEDJULY2016

bq3060SBS1.1-CompliantGasGaugeandProtectionWithCEDV

1

1Features

1

•AdvancedCEDV(CompensatedEnd-of-Discharge

Voltage)Gauging

•FullyIntegrated2,3,and4SeriesLi-IonorLi-

PolymerCellBatteryPackManager

•8-BitRISCCPUWithUltra-LowPowerModes

•FullArrayofProgrammableProtectionFeatures

–Voltage,Current,andTemperature

•SHA-1Authentication

•FlexibleMemoryArchitectureWithIntegrated

FlashMemory

•SupportsTwo-WireSMBusv1.1InterfaceWith

High-speed400kHzProgrammingOption

•P-CHHighSideProtectionFETDrive

•LowPowerConsumptionSleepMode:<69μA

•High-AccuracyAnalogFrontEndWithTwo

IndependentADCs

–High-Resolution,15~22-bitIntegratorfor

CoulombCounting

–16-BitDelta-SigmaADCWitha16-Channel

MultiplexerforVoltage,Current,and

Temperature

•UltraCompactPackage:24-PinTSSOPPW

2Applications

•NetbookandNotebookPCs

•MedicalandTestEquipment

•PortableInstruments

3Description

TheTexasInstrumentsbq3060BatteryManagerisa

fullyintegrated,single-chip,pack-basedsolutionthat

providesaricharrayoffeaturesforgasgauging,

protection,andauthenticationfor2,3,or4seriescell

Li-Ionbatterypacks.Withafootprintofmerely7.8

mm×6.4mminacompact24-pinTSSOPpackage,

thebq3060maximizesfunctionalityandsafetywhile

dramaticallycuttingthesolutioncostandsizefor

smartbatteries.

Usingitsintegratedhigh-performanceanalog

peripherals,thebq3060measuresandmaintainsan

accuraterecordofavailablecapacity,voltage,

current,temperature,andothercriticalparametersin

Li-IonorLi-Polymerbatteries,andreportsthe

informationtothesystemhostcontrolleroveran

SMBus1.1-compatibleinterface.

Thebq3060providessoftware-firstlevelandsecond

levelsafetyprotectiononovervoltage,undervoltage,

overtemperature,andovercharge,aswellas

hardware-overcurrentindischarge,shortcircuitin

charge,anddischargeprotection.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

bq3060TSSOP(24)4.4mm×7.8mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

SystemPartitioningDiagram

Product specificaties