Texas Instruments LP3983 Bruksanvisning

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LP3983

Enable

On/Off Control,

Active high

C

IN

1.0uF

C1

B2

C3

A1

A3

C

OUT

1.0uF

Gnd

V

OUT

No Connection

V

IN

V

IN

V

OUT

N/C

LP3983

www.ti.com

SNVS213A–MAY2004–REVISEDMARCH2013

LP3983Micropower,LowQuiescentCurrent,CMOSVoltageRegulatorinDSBGAPackage

CheckforSamples:LP3983

1

FEATURES

DESCRIPTION

TheLP3983isafixedvoltagelowcurrentregulator.

2

•Miniature5PinPackage

TheLP3983isideallysuitedtostandbytype

•LogicControlledEnable

applicationsinbatterypoweredequipment,itallows

•NoNoiseBypassCapacitorRequired

thelifetimeofthebatterytobemaximized.The

•StablewithLowESRCeramicCapacitors

devicecanbecontrolledviaanEnable(disable)

•FastTurnON

controlandcanthusbeusedbythesystemtofurther

extendthebatterylifetimebyreducingthepower

•ShortCircuitProtection

consumptiontovirtuallyzero.

APPLICATIONS

Performanceisspecifiedfora-40°Cto125°C

temperaturerange.

•GSMPortablePhones

Foroutputvoltagesotherthanthosestatedand

•CDMACellularHandsets

alternativepackageoptions,pleasecontactyourlocal

•BluetoothDevices

NSCsalesoffice.

•PortableInformationAppliances

Package

KEYSPECIFICATIONS

•5BumpThinDSBGAPackage

•InputVoltageRange:2.5Vto6.0V

•OutputVoltages:1.6V,1.8V,and2.5V

•OutputCurrent:5mA

•OutputCapacitors:1µFLowESR

•VirtuallyZeroI

Q

(Disabled):1.0µA

•LowI

Q

(Enabled):14µA

•PSRR:10dB

•FastStartUp:170µs

TypicalApplicationCircuit

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2004–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Produktspecifikationer