www.德州仪器.com
tps65120,tps65121,tps65123,tps65124
SLVS531–JUNE2004
electricalcharacteristics(持续)
V
在
=3.6v,en=run=v
在
,l=10µh,t
一个
=-40
°
Cto85
°
c,typicalvaluesareatt
一个
=25
°
c(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
linearregulatorstage-auxiliaryoutput
V
LDOIN
inputvoltagerange2.55.8v
V
LDOIN
V
LDOOUT
outputvoltagerange1.8v
-0.5
I
LDOOUT
Maximumoutputcurrent20mA
I
sc_ldo
短的-circuitcurrentlimitv
LDOOUT
=0V50mA
MinimumdropoutvoltageI
LDOOUT
=10mA400mV
2.5v
≤
V
LDOIN
≤
5.5v,
Totalaccuracy
±
3%
0mA
≤
I
LDOOUT
≤
20mA
LoadregulationI
LDOOUT
=0to20ma0.006%/毫安
V
LDOIN
=V
LDOOUT
+0.5v(min2.5v)
lineregulation0.013%/v
to5.5v,i
LDOOUT
=20mA
V
LDOIN
=V
LDOOUT
+0.4v(min2.5v),
I
q_ldo
Linearregulatorquiescentcurrent1120µA
T
一个
=25
°
C
I
sd_ldo
linearregulatorshutdowncurrentgate=vin0.21µa
GATEDRIVER
gateoutputpull-downresistancev
门
<500mv100k
Ω
gateoutputpull-upresistance100k
Ω
V
IH
highlevelinputvoltage1.4v
V
IL
lowlevelinputvoltage0.4v
UNDERVOLTAGELOCKOUT
V
UVLO
UndervoltagelockoutthresholdV
在
falling2.152.3v
logicsignalsen,run,envgl,envgh
V
IH
highlevelinputvoltage1.4v
V
IL
lowlevelinputvoltage0.4v
envgl,envgh=v
在
orgnd(tps65124)0.010.1
I
LKG
LogicinputleakagecurrentµA
en,run=v
在
0.010.1
en,runpinpull-downresistanceen,run
≤
0.4v100k
Ω
5
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