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特性
产品
* 管脚 3 是 连结 至 基质 和 必须 是
连接至 anode 或者 left 打开.
dbz (sot-23) pACKAGE
(t运算 视图)
CATHODE
ANODE
dck (sc-70) pACKAGE
(t运算 视图)
ANODE
NC
CATHODE
NC
NC
1
2
3*
1
2
3
5
4
NC
CATHODE
ANODE
lp (to-92/to-226) pACKAGE
(t运算 视图)
nc – 非 内部的 connectionnc – 非 内部的 连接
nc – 非 内部的 连接
描述/orderinginformation
LM4040
PRECISIONMICROPOWERSHUNTVOLTAGEREFERENCE
SLOS456H–JANUARY2005–REVISEDNOVEMBER2005
•
fixedoutputvoltagesof2.048v,2.5v,3v,
4.096v,5v,and10v
•
TightOutputTolerancesandLow
TemperatureCoefficient
–max0.1%,100ppm/
°
C–AGrade
–max0.2%,100ppm/
°
C–BGrade
–max0.5%,100ppm/
°
C–CGrade
–max1.0%,150ppm/
°
C–DGrade
•
LowOutputNoise
…
35
µ
V
RMS
典型值
•
WideOperatingCurrentRange
…
45
µ
ATypto
15mA
•
stablewithallcapacitiveloads;nooutput
CapacitorRequired
•
AvailableinExtendedTemperature
范围
…
–40
°
Cto125
°
C
•
数据-acquisitionsystems
•
powersuppliesandpower-supplymonitors
•
InstrumentationandTestEquipment
•
ProcessControls
•
PrecisionAudio
•
AutomotiveElectronics
•
EnergyManagement
•
电池-poweredequipment
thelm4040seriesofshuntvoltagereferencesareversatile,容易-至-usereferencesthatcatertoavastarrayof
产品.the2-pinfixed-outputdevicerequiresnoexternalresistorsorcapacitorsforoperationandisstable
withallcapacitiveloads.additionally,thereferenceofferslowdynamicimpedance,lownoise,andlow
temperaturecoefficienttoensureastableoutputvoltageoverawiderangeofoperatingcurrentsand
温度.thelm4040usesfuseandzener-zapreversebreakdownvoltagetrimduringwafersorttooffer
fouroutputvoltagetolerances,rangingfrom0.1%(最大值)fortheagradeto1%(最大值)forthedgrade.因此,一个
greatdealofflexibilityisofferedtodesignersinchoosingthebestcost-至-performanceratiofortheirapplications.
packagedinspace-savingsc-70andsot-23-3packagesandrequiringaminimumcurrentof45
µ
一个(典型值),这
lm4040alsoisidealforportableapplications.thelm4040xiischaracterizedforoperationoveranambient
temperaturerangeof–40
°
Cto85
°
CTheLM4040xQischaracterizedforoperationoveranambienttemperature
rangeof–40
°
Cto125
°
c.
pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
productiondatainformationiscurrentasofpublicationdate.
copyright©2005,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
necessarilyincludetestingofallparameters.
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