www.德州仪器.com
线条 调整器 (mv)
(
%V
)
V
O
V
Imax
2.8v
100
1000
线条 调整器 (mv)
(
%V
)
V
O
V
Imax
V
O
1V
100
1000
RECOMMENDEDOPERATINGCONDITIONS
ELECTRICALCHARACTERISTICS
tps75801,tps75815
tps75818,tps75825
TPS75833
SLVS330D–JUNE2001–REVISEDMARCH2004
MINMAXUNIT
inputvoltage,v
I
(1)
2.85.5v
outputvoltagerange,v
O
1.225v
outputcurrent,i
O
03A
operatingvirtualjunctiontemperature,t
J
-40125
°
C
(1)tocalculatetheminimuminputvoltageforyourmaximumoutputcurrent,usethefollowingequation:v
i(最小值)
=V
o(最大值)
+V
做(maxload)
.
overrecommendedoperatingjunctiontemperaturerange(t
J
=-40
°
Cto125
°
c),v
I
=V
o(典型值)
+1v,i
O
=1ma,en=v
I
,c
o
=
100µf(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
1.22v
≤
V
O
≤
5.5vt
J
=25
°
CV
O
V
可调整的
1.22v
≤
V
O
≤
5.5v0.97v
O
1.03v
O
电压
1.22v
≤
V
O
≤
5.5v,t
J
=0to125
°
C
(1)
0.97v
O
1.03v
O
V
T
J
=25
°
c2.8v<v
I
<5.5v1.5
1.5voutputv
2.8v
≤
V
I
≤
5.5v1.4551.545
Outputvoltage
(1)
T
J
=25
°
c2.8v<v
I
<5.5v1.8
1.8voutputv
2.8v
≤
V
I
≤
5.5v1.7461.854
T
J
=25
°
c3.5v<v
I
<5.5v2.5
2.5voutputv
3.5v
≤
V
I
≤
5v2.4252.575
T
J
=25
°
c4.3v<v
I
<5.5v3.3
3.3voutputv
4.3v
≤
V
I
≤
5.5v3.2013.399
T
J
=25
°
C125
quiescentcurrent(gndcurrent)
(2)
,
(3)
µA
200
V
O
+1V
≤
V
I
≤
5.5v,t
J
=25
°
c0.04
outputvoltagelineregulation(
∆
V
O
/v
O
)
(3)
%/v
V
O
+1V
≤
V
I
<5.5v0.1
Loadregulation
(2)
0.35%/v
outputnoisevoltagetps75815bw=300hzto50khz,t
J
=25
°
c,v
I
=2.8v35µvrms
OutputcurrentlimitV
O
=0v5.51014a
Thermalshutdownjunctiontemperature150
°
C
EN=0
,
T
J
=25
°
c0.1µa
Standbycurrent
EN=03µA
fbinputcurrenttps75801fb=1.5v-11µa
powersupplyripplerejectiontps75815f=100hz,t
J
=25
°
CV
I
=2.8v,i
O
=3A62dB
EN=V
I
-11µa
inputcurrent(en)
en=0v-101µa
HighlevelENinputvoltage2V
lowleveleninputvoltage0.7v
(1)theadjustableoptionoperateswitha2%toleranceovert
J
=0to125
°
c.
(2)i
O
=1mAto3A
(3)ifv
O
<2.5vthenv
Imin
=2.8v,v
Imax
=5.5v:
IfV
O
≥
2.5vthenv
Imin
=V
O
+1v,v
Imax
=5.5v:
5