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特点
应用程序
1
2
3
4
8
7
6
5
统计
D0
D1
ILIM
IN1
出点
IN2
地
pw p组件
(top 查看)
描述
TYPICALAPPLICATION
统计
D0
D1
ILIM
IN1
出点
IN2
地
1
2
3
4
8
7
6
5
TPS2115PW
0.1
µ
f
0.1
µ
f
c
l
右
l
in1: 2.8 - 5.5 v
in2: 2.8 - 5.5 v
右
ILIM
开关 状态
R1
TPS2114
TPS2115
SLVS447A–DECEMBER2002–REVISEDMARCH2004
AUTOSWITCHINGPOWERMULTIPLEXER
•
availableinatssop-8package
•
双输入,一个-outputpowermultiplexer
WithLowr
ds(开启)
开关:
•
pcs
–84m
Ω
典型值(tps2115)
•
PDAs
–120m
Ω
典型值(tps2114)
•
DigitalCameras
•
reverseandcross-conductionblocking
•
调制解调器
•
wideoperatingvoltagerange:2.8vto5.5v
•
Cellphones
•
lowstandbycurrent:0.5µatypical
•
DigitalRadios
•
lowoperatingcurrent:55µatypical
•
MP3Players
•
AdjustableCurrentLimit
•
controlledoutputvoltagetransitiontimes,
LimitsInrushCurrentandMinimizesOutput
voltagehold-upcapacitance
•
CMOSandTTLCompatibleControlInputs
•
manualandauto-switchingoperatingmodes
•
ThermalShutdown
thetps211xfamilyofpowermultiplexersenablesseamlesstransitionbetweentwopowersupplies,suchasa
batteryandawalladapter,eachoperatingat2.8-5.5vanddeliveringupto1a.thetps211xfamilyincludes
extensiveprotectioncircuitry,includinguser-programmablecurrentlimiting,thermalprotection,inrushcurrent
控制,seamlesssupplytransition,十字形-conductionblocking,andreverse-conductionblocking.thesefeatures
greatlysimplifydesigningpowermultiplexerapplications.
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
productiondatainformationiscurrentasofpublicationdate.
copyright©2002–2004,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
必要包括测试所有参数.
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