Texas Instruments LM2700 Handleiding
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LM2700
www.ti.com
SNVS152C–MAY2001–REVISEDMARCH2013
LM2700600kHz/1.25MHz,2.5A,Step-upPWMDC/DCConverter
CheckforSamples:LM2700
1
FEATURES
DESCRIPTION
TheLM2700isastep-upDC/DCconverterwitha
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•3.6A,0.08Ω,InternalSwitch
3.6A,80mΩinternalswitchandpinselectable
•OperatingInputVoltageRangeof2.2Vto12V
operatingfrequency.Withtheabilitytoproduce
•InputUndervoltageProtection
500mAat8VfromasingleLithiumIonbattery,the
LM2700isanidealpartforbiasingLCDdisplays.The
•AdjustableOutputVoltageupto17.5V
LM2700canbeoperatedatswitchingfrequenciesof
•600kHz/1.25MHzPinSelectableFrequency
600kHzand1.25MHzallowingforeasyfilteringand
Operation
lownoise.Anexternalcompensationpingivesthe
•OverTemperatureProtection
userflexibilityinsettingfrequencycompensation,
whichmakespossibletheuseofsmall,lowESR
•Small14-LeadTSSOPorWSONPackage
ceramiccapacitorsattheoutput.TheLM2700
featurescontinuousswitchingatlightloadsand
APPLICATIONS
operateswithaswitchingquiescentcurrentof2.0mA
•LCDBiasSupplies
at600kHzand3.0mAat1.25MHz.TheLM2700is
availableinalowprofile14-leadTSSOPpackageor
•HandheldDevices
a14-leadWSONpackage.
•PortableApplications
•GSM/CDMAPhones
•DigitalCameras
TypicalApplicationCircuit
Figure1.600kHzOperation
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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof
TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
2Alltrademarksarethepropertyoftheirrespectiveowners.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2001–2013,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | LM2700 |
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