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TYPICALCHARACTERISTICS
V
o(3.3vout)
V
o(rclken)
V
o(perst)
t − time − 5 ms/div
2 v/div
2 v/div
2 v/div
V
i(cpxx)
V
o(3.3vout)
V
o(1.5vout)
V
o(auxout)
t − time − 1 ms/div
2 v/div
2 v/div
2 v/div
2 v/div
TPS2231
TPS2236
SLVS536B–JULY2004–REVISEDJANUARY2005
TableofGraphs
图示
OutputvoltagewhencardisinsertedvsTime2
RCLKENandPERSTvoltageduringpowerupvsTime3
RCLKENandPERSTvoltageduringpowerdownvsTime4
PERSTassertedbySYSRSTwhenpowerisonvsTime5
perstde-assertedbysysrstwhenpowerisonvstime6
outputvoltagewhen3.3vinisremovedvstime7
outputvoltagewhen1.5vinisremovedvstime8
ocresponsewhenpoweredintoashort(3.3vout)vstime9
SupplycurrentofAUXINvsJunctiontemperature10
staticdrain-sourceon-stateresistancevsjunctiontemperature11
3.3-vpowerswitchcurrentlimitvsjunctiontemperature12
1.5-vpowerswitchcurrentlimitvsjunctiontemperature13
AUXpowerswitchcurrentlimitvsJunctiontemperature14
3.3-vpowerswitchcurrentlimittripvsjunctiontemperature15
1.5-vpowerswitchcurrentlimittripvsjunctiontemperature16
AUXpowerswitchcurrentlimittripvsJunctiontemperature17
OUTPUTVOLTAGEWHENCARDISINSERTEDRCLKENANDPERSTVOLTAGEDURINGPOWERUP
vsvs
TIMETIME
figure2.figure3.
14
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