Datasheet > LTC4011

LTC4011

更新时间： 2023-12-20 18:45:54

品牌	Logo	应用领域
亚德诺 - ADI		电池
页数	文件大小	规格书
26页	658K
描述
高效独立型镍电池充电器

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中文翻译

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数据手册

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LTC4011 数据手册

LTC4011

High Efﬁciency Standalone

Nickel Battery Charger

FeaTures

DescripTion

TheꢀLTC^®4011ꢀprovidesꢀaꢀcomplete,ꢀcost-effectiveꢀnickelꢀ

batteryꢀfastꢀchargeꢀsolutionꢀinꢀaꢀsmallꢀpackageꢀusingꢀfewꢀ

externalꢀ components.ꢀ Aꢀ 550kHzꢀ PWMꢀ currentꢀ sourceꢀ

controllerꢀandꢀallꢀnecessaryꢀchargeꢀinitiation,ꢀmonitoringꢀ

andꢀterminationꢀcontrolꢀcircuitryꢀareꢀincluded.

ꢀ CompleteꢀNiMH/NiCdꢀChargerꢀforꢀ1ꢀtoꢀ16ꢀCells

ꢀ NoꢀMicrocontrollerꢀorꢀFirmwareꢀRequired

ꢀ 550kHzꢀSynchronousꢀPWMꢀCurrentꢀSourceꢀController

ꢀ NoꢀAudibleꢀNoiseꢀwithꢀCeramicꢀCapacitors

ꢀ PowerPath™ꢀControlꢀSupport

ꢀ ProgrammableꢀChargeꢀCurrent:ꢀ5%ꢀAccuracy

Theꢀ LTC4011ꢀ automaticallyꢀ sensesꢀ theꢀ presenceꢀ ofꢀ aꢀ

DCꢀ adapterꢀ andꢀ batteryꢀ insertionꢀ orꢀ removal.ꢀ Heavilyꢀ

dischargedꢀbatteriesꢀareꢀprechargedꢀwithꢀaꢀtrickleꢀcur-

rent.ꢀTheꢀLTC4011ꢀcanꢀsimultaneouslyꢀuseꢀbothꢀ–∆Vꢀandꢀ

∆T/∆tꢀfastꢀchargeꢀterminationꢀtechniquesꢀandꢀcanꢀdetectꢀ

variousꢀbatteryꢀfaults.ꢀIfꢀnecessary,ꢀaꢀtop-offꢀchargeꢀisꢀ

automaticallyꢀappliedꢀtoꢀNiMHꢀbatteriesꢀafterꢀfastꢀcharg-

ingꢀisꢀcompleted.ꢀTheꢀICꢀwillꢀalsoꢀresumeꢀchargingꢀifꢀtheꢀ

batteryꢀself-dischargesꢀafterꢀaꢀfullꢀchargeꢀcycle.

ꢀ WideꢀInputꢀVoltageꢀRange:ꢀ4.5Vꢀtoꢀ34V

ꢀ AutomaticꢀTrickleꢀPrecharge

ꢀ –∆VꢀFastꢀChargeꢀTermination

ꢀ Optionalꢀ∆T/∆tꢀFastꢀChargeꢀTermination

ꢀ AutomaticꢀNiMHꢀTop-OffꢀCharge

ꢀ ProgrammableꢀTimer

ꢀ AutomaticꢀRecharge

ꢀ MultipleꢀStatusꢀOutputs

ꢀ MicropowerꢀShutdown

AllꢀLTC4011ꢀchargingꢀoperationsꢀareꢀqualiﬁedꢀbyꢀactualꢀ

chargeꢀtimeꢀandꢀmaximumꢀaverageꢀcellꢀvoltage.ꢀChargingꢀ

mayꢀalsoꢀbeꢀgatedꢀbyꢀminimumꢀandꢀmaximumꢀtemperatureꢀ

limits.ꢀNiMHꢀorꢀNiCdꢀfastꢀchargeꢀterminationꢀparametersꢀ

areꢀpin-selectable.

ꢀ 20-LeadꢀThermallyꢀEnhancedꢀTSSOPꢀPackage

applicaTions

ꢀ IntegratedꢀorꢀStandaloneꢀBatteryꢀCharger

ꢀ PortableꢀInstrumentsꢀorꢀConsumerꢀProducts

IntegratedꢀPowerPathꢀcontrolꢀsupportꢀensuresꢀthatꢀtheꢀ

systemꢀremainsꢀpoweredꢀatꢀallꢀtimesꢀwithoutꢀallowingꢀloadꢀ

transientsꢀtoꢀadverselyꢀaffectꢀchargeꢀtermination.

ꢀ Battery-PoweredꢀDiagnosticsꢀandꢀControl

ꢀ Back-UpꢀBatteryꢀManagement

L,ꢀLT,ꢀLTC,ꢀLTM,ꢀLinearꢀTechnologyꢀandꢀtheꢀLinearꢀlogoꢀareꢀregisteredꢀtrademarksꢀofꢀLinearꢀ

TechnologyꢀCorporation.ꢀPowerPathꢀisꢀaꢀtrademarkꢀofꢀLinearꢀTechnologyꢀCorporation.ꢀAllꢀotherꢀ

trademarksꢀareꢀtheꢀpropertyꢀofꢀtheirꢀrespectiveꢀowners.

Typical applicaTion

2AꢀNiMHꢀBatteryꢀCharger

2AꢀNiMHꢀChargeꢀCycleꢀatꢀ1C

FROM

ADAPTER

10µF

INFET

FAULT

CHRG

TOC

READY

4.7µH

10µF

0.033µF

0.068µF

0.1µF

4011fb

ꢀ

12 3 4 5 6 7...26

中文翻译

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与LTC4011相关器件

型号	品牌	获取价格	描述	数据表
LTC4011_1	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011CFE	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011CFE#PBF	Linear	获取价格	LTC4011 - High Efficiency Standalone Nickel Battery Charger; Package: TSSOP; Pins: 20; Tem
LTC4011CFE#TRPBF	Linear	获取价格	LTC4011 - High Efficiency Standalone Nickel Battery Charger; Package: TSSOP; Pins: 20; Tem
LTC4011CFEPBF	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011CFETR	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011CFETRPBF	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011EFE	Linear	获取价格	High Efficiency Standalone Nickel Battery Charger
LTC4011EFE#PBF	Linear	获取价格	IC BATTERY CHARGE CONTROLLER, 615 kHz SWITCHING FREQ-MAX, PDSO20, 4.40 MM, PLASTIC, TSSOP-
LTC4012	Linear	获取价格	High Effi ciency, Multi-Chemistry Battery Charger with PowerPath Control

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