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TPS732xx
GNDEN NR
在 输出
V
在
V
输出
Optional
Optional Optional
Typical 应用 电路 为 fixed-voltage versions
dcq pACKAGE
SOT223
(t运算 视图)
1 2 3 4 5
在
输出
地
nr/fb
EN
Tab 是 地
dbv pACKAGE
SOT23
(t运算 视图)
在
地
EN nr/fb
OUT1
2
3 4
5
tps73201,tps73215,tps73216
tps73218,tps73225,tps73230
tps73233,tps73250
SBVS037F–AUGUST2003–REVISEDSEPTEMBER2004
cap-自由,nmos,250malowdropoutregulator
withReverseCurrentProtection
•
StablewithNoOutputCapacitororAnyValue
thetps732xxfamilyoflow-落后(ldo)电压
orTypeofCapacitor
regulatorsusesanewtopology:annmospass
elementinavoltage-followerconfiguration.thistop-
•
inputvoltagerange:1.7vto5.5v
ologyisstableusingoutputcapacitorswithlowesr,
•
ultralowdropoutvoltage:40mvtypat250ma
andevenallowsoperationwithoutacapacitor.italso
•
ExcellentLoadTransientResponse—withor
provideshighreverseblockage(lowreversecurrent)
withoutOptionalOutputCapacitor
andgroundpincurrentthatisnearlyconstantoverall
valuesofoutputcurrent.
•
NewNMOSTopologyProvidesLowReverse
LeakageCurrent
TheTPS732xxusesanadvancedBiCMOSprocess
toyieldhighprecisionwhiledeliveringverylow
•
lownoise:30µv
RMS
典型值(10khzto100khz)
dropoutvoltagesandlowgroundpincurrent.电流
•
0.5%initialaccuracy
消耗量,whennotenabled,isunder1µaand
•
1%overallaccuracy(线条,加载,和
idealforportableapplications.theextremelylow
温度)
outputnoise(30µv
RMS
with0.1µfc
NR
)isidealfor
poweringvcos.thesedevicesareprotectedby
•
LessThan1µAMaxI
Q
inShutdownMode
thermalshutdownandfoldbackcurrentlimit.
•
thermalshutdownandspecifiedmin/最大值
CurrentLimitProtection
•
AvailableinMultipleOutputVoltageVersions
–fixedoutputsof1.2v,1.5v,1.6v,1.8v,2.5v,
3.0v,3.3v,and5.0v
–adjustableoutputsfrom1.20vto5.5v
–CustomOutputsAvailable
•
可携带的/电池-poweredequipment
•
邮递-regulationforswitchingsupplies
•
噪音-sensitivecircuitrysuchasvcos
•
pointofloadregulationfordsps,fpgas,
asics,andmicroprocessors
pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
productiondatainformationiscurrentasofpublicationdate.
copyright©2003–2004,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
necessarilyincludetestingofallparameters.
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