Texas Instruments LM10502 Handleiding

Bekijk gratis de handleiding van Texas Instruments LM10502 (34 pagina’s), behorend tot de categorie Niet gecategoriseerd. Deze gids werd als nuttig beoordeeld door 3 mensen en kreeg gemiddeld 4.5 sterren uit 6 reviews. Heb je een vraag over Texas Instruments LM10502 of wil je andere gebruikers van dit product iets vragen? Stel een vraag

LM10502

www.ti.com

SNVS884B–AUGUST2012–REVISEDMAY2013

LM10502DualBuck+LDOPowerManagementUnit

CheckforSamples:LM10502

1

FEATURES

DESCRIPTION

TheLM10502areadvancedPMUseachcontaining

2

•TwoHighlyEfficientProgrammableBuck

twoconfigurable,high-efficiencybuckregulatorsfor

Regulators

supplyingvariablevoltages.Thedeviceisidealfor

–IntegratedFETswithLowR

DSON

supportingASICandSOCdesignsforSolid-State

–BucksOperatewithTheirPhasesShiftedto

andFlashdrives.

ReducetheInputCurrentRippleand

TheLM10502operatecooperativelywiththe

CapacitorSize

applicationASICtooptimizethesupplyvoltagefor

–ProgrammableOutputVoltageviatheSPI

low-powerconditionsandPowerSavingmodesvia

interfacetheSPIinterface.Italsosupportsa250mALDOand

aprogrammableInterruptComparatortomonitorVIN.

–OvervoltageandUndervoltageLockout

–AutomaticInternalSoftStartwithPower-on

Reset

–CurrentOverloadandThermalShutdown

Protection

–PFMModeforLow-Load,High-Efficiency

Operation

•Low-DropoutLDO3.0V,250mA

•SPI-ProgrammableInterruptComparator(2.0V

to4.0V)toMonitorVIN

APPLICATIONS

•Solid-StateDrives

KEYSPECIFICATIONS

•LM10502-ProgrammableBuckRegulators:

–Buck1:1.1Vto3.6V;1A

–Buck2:0.7Vto1.335V;1A

•±3%FeedbackVoltageAccuracy

•Upto95%EfficientBuckRegulators

•2MHzSwitchingFrequencyforSmaller

InductorSize

•2.5x2.5mm,0.5mmPitchDSBGAPackage

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2012–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties