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FEATURESDESCRIPTION
产品
频率 (hz)
1
2
3
4
5
DCQPACKAGE
sot223-6
(t运算 视图)
nr/fb
输出
地
在
EN
0
10
20
30
40
50
60
70
80
1 10 100 1 k 10 k 100 k 1 m 10 m
波纹 拒绝 − db
TPS79530
波纹 拒绝
vs
频率
V
在
= 4 v
C
输出
= 10
µ
F
C
NR
= 0.01
µ
F
I
输出
= 1 毫安
I
输出
= 500 毫安
0
0.1
0.2
0.3
0.4
0.5
100 1 k 10 k 100 k
I
输出
= 1 毫安
V
在
= 5.5 v
C
输出
= 2.2
µ
F
C
NR
= 0.1
µ
F
I
输出
= 0.5 一个
TPS79530
输出谱的 噪音 密度
vs
频率
频率(hz)
输出 谱的 噪音 密度 −
µ
v/
Hz
6
地
tps79501,tps79516
tps79518,tps79525
tps79530,tps79533
SLVS350B–OCTOBER2002–REVISEDOCTOBER2004
ultralow-噪音,highpsrr,fastrf500-毫安
低-dropoutlinearregulators
•
500-malow-dropoutregulatorwithenable
thetps795xxfamilyoflow-落后(ldo)
低-powerlinearvoltageregulatorsfeatureshigh
•
availablein1.6-v,1.8-v,2.5-v,3-v,3.3-v,和
电源-supplyrejectionratio(psrr),ultralownoise,
可调整的(1.2-vto5.5-v)
faststart-向上,andexcellentlineandloadtransient
•
highpsrr(50dbat10khz)
responsesinasmalloutline,sot223-6,包装.
•
ultralownoise(33µv
RMS
,tps79530)
eachdeviceinthefamilyisstablewithasmall1-µf
ceramiccapacitorontheoutput.thefamilyusesan
•
faststart-uptime(50µs)
先进的,proprietarybicmosfabricationprocessto
•
stablewitha1-µfceramiccapacitor
yieldextremelylowdropoutvoltages(forexample,
•
excellentload/linetransientresponse
110mvat500ma).eachdeviceachievesfast
开始-uptimes(approximately50µswitha0.001-µf
•
verylowdropoutvoltage(110mvatfull
bypasscapacitor)whileconsumingverylowquiesc-
加载,tps79530)
entcurrent(265µatypical).moreover,whenthe
•
6-pinsot223-6package
deviceisplacedinstandbymode,thesupplycurrent
isreducedtolessthan1µa.thetps79530exhibits
approximately33µV
RMS
ofoutputvoltagenoiseat
•
rf:vcos,接受者,adcs
3.0voutputwitha0.1-µfbypasscapacitor.appli-
cationswithanalogcomponentsthatarenoisesensi-
•
音频的
tive,suchasportablerfelectronics,benefitfromthe
•
bluetooth™,wirelesslan
highpsrrandlownoisefeatures,aswellasthefast
•
CellularandCordlessTelephones
responsetime.
•
handheldorganizers,pdas
pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
bluetoothisatrademarkofbluetoothsig,公司
allothertrademarksarethepropertyoftheirrespectiveowners.
productiondatainformationiscurrentasofpublicationdate.
copyright©2002–2004,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
necessarilyincludetestingofallparameters.
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