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线条 规章制度 (mv)
%
V
V
O
5.5 V
V
Imin
100
1000
PACKAGEDISSIPATIONRATINGS
ELECTRICALCHARACTERISTICS
TPS72501
tps72515,tps72516
tps72518,tps72525
SLVS341D–MAY2002–REVISEDMARCH2004
PACKAGEBOARDR
θ
JC
R
θ
JA
DDPAKHighK
(1)
2
°
c/w23
°
c/w
SOT223LowK
(2)
15
°
c/w53
°
c/w
d-8highk
(1)
39.4
°
c/w55
°
c/w
(1)thejedechigh-k(2s2p)boarddesignusedtoderivethisdatawasa3-inchx3-inch(7.5-cmx7.5-cm),multilayerboardwith1ounce
internalpowerandgroundplanesand2ouncecoppertracesontopandbottomoftheboard.
(2)thejedeclow-k(1s)boarddesignusedtoderivethisdatawasa3-inchx3-inch(7.5-cmx7.5-cm),二-layerboardwith2ounce
coppertracesontopoftheboard.
overrecommendedoperatingfree-airtemperaturerangev
I
=V
o(典型值)
+1v,i
O
=1ma,en=在,c
o
=1µf,c
i
=1µf(除非
otherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
bandgapvoltagereference1.1771.2201.263v
TPS72501
0µa<i
O
<1a
(1)
1.22v
≤
V
O
≤
5.5v0.965v
O
1.035v
O
可调整的
T
J
=25
°
c1.5
TPS72515
0µa<i
O
<1a1.8v
≤
V
I
≤
5.5v1.471.53
T
J
=25
°
c1.6
TPS72516
V
O
OutputvoltageV
0µa<i
O
<1a2.6v
≤
V
I
≤
5.5v1.5681.632
T
J
=25
°
c1.8
TPS72518
0µa<i
O
<1a2.8v
≤
V
I
≤
5.5v1.7641.836
T
J
=25
°
c2.5
TPS72525
0µa<i
O
<1a3.5v
≤
V
I
≤
5.5v2.452.55
I
O
=0µA75120
IGroundcurrentµA
I
O
=1A210300
en<0.4vt
J
=25
°
c0.2
StandbycurrentµA
en<0.4v1
bw=200hzto100khz,c
o
=10µf,i
O
=1
V
n
Outputnoisevoltage150µV
T
J
=25
°
CmA
psrrripplerejectionf=1khz,c
o
=10µFT
J
=25
°
C60dB
Currentlimit
(2)
1.11.62.3a
Outputvoltagelineregulation
V
O
+1v<v
I
≤
5.5v-0.150.020.15%/v
(
∆
V
O
/v
O
)
(3)
outputvoltageloadregulation0µa<i
O
<1a-0.250.050.25%/一个
V
IH
ENhighlevelinput
(2)
1.3
V
V
IL
ENlowlevelinput
(2)
-0.20.4
I
I
ENinputcurrentEN=0VorV
I
0.01100na
I
(fb)
FeedbackcurrentTPS72501V
(fb)
=1.22-100100na
UVLOthresholdV
CC
rising1.451.571.70v
UVLOhysteresisT
J
=25
°
c,v
CC
rising50mV
UVLOdeglitchT
J
=25
°
c,v
CC
rising10µs
UVLOdelayT
J
=25
°
c,v
CC
rising100µs
(1)minimuminoperatingvoltageusedfortestingisv
o(典型值)
+1v.
(2)testconditionincludesoutputvoltagev
O
=V
O
-15%andpulseduration=10ms.
(3)v
Imin
=(v
O
+1)or1.8vwhicheverisgreater.
3