Texas Instruments LP2960 Handleiding

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LP2960

www.ti.com

SNVS112C–APRIL1999–REVISEDAPRIL2013

LP2960AdjustableMicropower0.5ALow-DropoutRegulators

CheckforSamples:LP2960

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FEATURES

DESCRIPTION

TheLP2960isamicropowervoltageregulatorwith

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•OutputVoltageAdjustsfrom1.23V–29V

verylowdropoutvoltage(12mVtypicalat1mAload

•Ensured500mAOutputCurrent

and470mVtypicalat500mAload)andverylow

•5Vand3.3VVersionsAvailable

quiescentcurrent(450μAtypicalat1mAload).

•16-PinSOPackage

TheLP2960isideallysuitedforbattery-powered

•LowDropoutVoltage

systems:thequiescentcurrentincreasesonlyslightly

atdropout,whichprolongsbatterylife.

•LowQuiescentCurrent

TheLP2960retainsallthedesirablecharacteristicsof

•TightLineandLoadRegulation

theLP2953,andoffersincreasedoutputcurrent.

•LowTemperatureCoefficient

Theerrorflaggoeslowanytimetheoutputdrops

•CurrentLimitingandThermalProtection

morethan5%outofregulation.

•Logic-LevelShutdown

Reversebatteryprotectionisprovided.

•CanbeWiredforSnap-ONandSnap-OFF

•ReverseBatteryProtection

TheLP2960requiresonly10μFofoutput

capacitanceforstability(5Vversion).

APPLICATIONS

Theinternalvoltagereferenceismadeavailablefor

externaluse,providingalow-T.C.referencewithvery

•High-EfficiencyLinearRegulator

goodregulationcharacteristics.

•RegulatorwithUnder-VoltageShutdown

Thepartisavailableina16-pinsurfacemount

•LowDropoutBattery-PoweredRegulator

(SOIC)package.

•CellularTelephones

BlockDiagram

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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©1999–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties