Datasheet

CurrentLimit
Threshold
I
LIMIT_INRUSH
CurrentLimitassetbyCL
(30mA,70mA,155mA)
Temporarilyincreasecurrentlimitthresholdto
allowforLDOInrushcurrent
AllottedtimeforLDOInrushCurrentto
exceednormalcurrentlimitthreshold
8ms
t
CLSET
AllottedtimeforCL statetobedetected.
ChangesonCL pinwillnotaffectcurrentlimit
thresholdafterthistime.
CL pin
Detection
Timing
V
OUT
LDOOutputstable
t
PWRON
t
PWRON
V /2
IN
V istieddirectlytoV
ON IN
V
IN
V
ON
0V
0V
TPS22946
www.ti.com SLVS984A –SEPTEMBER 2009–REVISED FEBRUARY 2010
Figure 31. Inrush Current Timeout Timing
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