RGP pw PWP DAP
www.ti.com
特点
应用程序
描述
AUXIN
3.3vin
1.5vin
AUXOUT
3.3vout
1.5vout
PERST
CPPE
CPUSB
SHDN
STBY
SYSRST
oc
TPS2231
主机 连接器
expresscard 连接器
地 RCLKEN
REFCLK+
REFCLK−
快递 卡片
主机
电源
来源
主机
芯片
设置/锁
电路
TPS2231
TPS2236
SLVS536B–JULY2004–REVISEDJANUARY2005
ExpressCard™POWERINTERFACESWITCH
•
availableina20-pintssop,a20-pinqfn,或
24-pinpowerpad™htssop(单独)
•
MeetstheExpressCard™Standard
(expresscard|34orexpresscard|54)
•
availableina32-pinpowerpad™htssop
(双)
•
CompliantwiththeExpressCard™
ComplianceChecklists
•
FullySatisfiestheExpressCard™
•
NotebookComputers
ImplementationGuidelines
•
DesktopComputers
•
SupportsSystemswithWAKEFunction
•
personaldigitalassistants(pdas)
•
ttl-logiccompatibleinputs
•
DigitalCameras
•
ShortCircuitandThermalProtection
•
TVandSetTopBoxes
•
–40
°
Cto85
°
CAmbientOperating
温度范围
TheTPS2231andTPS2236ExpressCardpowerinterfaceswitchesprovidethetotalpowermanagementsolution
requiredbytheexpresscardspecification.thetps2231andtps2236expresscardpowerinterfaceswitches
distribute3.3v,辅助,and1.5vtotheexpresscardsocket.eachvoltagerailisprotectedwithintegrated
电流-limitingcircuitry.
thetps2231supportssystemswithsingle-slotexpresscard|34orexpresscard|54sockets.thetps2236
supportssystemswithdual-slotexpresscardsockets.
endequipmentforthetps2231andtps2236includenotebookcomputers,desktopcomputers,personaldigital
助理(pdas),anddigitalcameras.
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
expresscardisatrademarkofpersonalcomputermemorycardinternationalassociation.
powerpadisatrademarkoftexasinstruments.
unlessotherwisenotedthisdocumentcontainspro-
copyright©2004–2005,texasinstrumentsincorporated
ductiondatainformationcurrentasofpublicationdate.产品-
uctsconformtospecificationsperthetermsofTexasInstruments
标准保修.productionprocessingdoesnotnecessarily
includetestingofallparameters.
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