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ABSOLUTEMAXIMUMRATINGS
dissipationratingtable1-自由-airtemperatures
dissipationratingtable2-自由-airtemperatures
RECOMMENDEDOPERATINGCONDITIONS
tps76815q,tps76818q,tps76825q
tps76827q,tps76828q,tps76830q
tps76833q,tps76850q,tps76801q
SLVS211J–JUNE1999–REVISEDOCTOBER2004
thesedeviceshavelimitedbuilt-inesdprotection.theleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoam
duringstorageorhandlingtopreventelectrostaticdamagetotheMOSgates
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
(1)
inputvoltagerange,v
I
(2)
-0.3vto13.5v
voltagerangeaten-0.3vtov
I
+0.3v
maximumpgvoltage16.5v
PeakoutputcurrentInternallylimited
ContinuoustotalpowerdissipationSeedissipationratingtables
outputvoltage,v
O
(输出,fb)7v
operatingjunctiontemperaturerange,t
J
-40
°
Cto125
°
C
storagetemperaturerange,t
stg
-65
°
Cto150
°
C
esdrating,hbm2kv
(1)stressesbeyondthoselistedunder
absolutemaximumratings
maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder
recommendedoperating
情况
isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
(2)allvoltagevaluesarewithrespecttonetworkterminalground.
T
一个
<25
°
CPOWERDERATINGFACTORT
一个
=70
°
CPOWERT
一个
=85
°
CPOWER
packageairflow(cfm)
RATINGABOVET
一个
=25
°
CRATINGRATING
0568.18mw5.6818mw/
°
c312.5mw227.27mw
D
250904.15mw9.0415mw/
°
c497.28mw361.66mw
T
一个
<25
°
CPOWERDERATINGFACTORT
一个
=70
°
CPOWERT
一个
=85
°
CPOWER
packageairflow(cfm)
RATINGABOVET
一个
=25
°
CRATINGRATING
02.9w23.5mw/
°
c1.9w1.5w
PWP
(1)
3004.3w34.6mw/
°
c2.8w2.2w
03w23.8mw/
°
c1.9w1.5w
PWP
(2)
3007.2w57.9mw/
°
c4.6w3.8w
(1)thisparameterismeasuredwiththerecommendedcopperheatsinkpatternona1-layerpcb,5-inx5-inpcb,1oz.铜,2-inx2-在
coverage(4in
2
).
(2)thisparameterismeasuredwiththerecommendedcopperheatsinkpatternonan8-layerpcb,1.5-inx2-inpcb,1oz.铜,和
layers1,2,3,4,5,7,and8at5%coverage(0.9in
2
)andlayers3and6at100%coverage(6in
2
).formoreinformation,refertoti
technicalbriefslma002,availablefordownloadatwww.德州仪器.com.
MINMAXUNIT
inputvoltage,v
I
(1)
2.710v
outputvoltagerange,v
O
1.25.5v
outputcurrent,i
O
(2)
01.0a
operatingjunctiontemperature,t
J
(2)
40125
°
C
(1)tocalculatetheminimuminputvoltageforyourmaximumoutputcurrent,usethefollowingequation:v
i(最小值)
=V
o(最大值)
+V
做(maxload)
.
(2)continuouscurrentandoperatingjunctiontemperaturearelimitedbyinternalprotectioncircuitry,butitisnotrecommendedthatthe
deviceoperateunderconditionsbeyondthosespecifiedinthistableforextendedperiodsoftime.
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