www.德州仪器.com
ABSOLUTEMAXIMUMRATINGS
POWERDISSIPATIONRATINGS
(1)
TPS736xx
SBVS038K–SEPTEMBER2003–REVISEDSEPTEMBER2005
thisintegratedcircuitcanbedamagedbyesd.texasinstrumentsrecommendsthatallintegrated
circuitsbehandledwithappropriateprecautions.failuretoobserveproperhandlingandinstallation
procedurescancausedamage.
esddamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.精确
integratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescould
causethedevicenottomeetitspublishedspecifications.
ORDERINGINFORMATION
(1)
PRODUCTV
输出
(2)
TPS736
xx
yyyz
XX
isnominaloutputvoltage(forexample,25=2.5v,01=可调整的
(3)
).
YYY
ispackagedesignator.
Z
ispackagequantity.
(1)forthemostcurrentspecificationandpackageinformation,refertothepackageoptionaddendumlocatedattheendofthisdatasheet
orseetheTIwebsiteatwww.德州仪器.com.
(2)additionaloutputvoltagesfrom1.25vto4.3vin100mvincrementsareavailableonaquick-turnbasisusinginnovativefactory
eepromprogramming.minimumorderquantitiesapply;contactfactoryfordetailsandavailability.
(3)forfixed1.2voperation,tiefbtoout.
overoperatingfree-airtemperaturerangeunlessotherwisenoted
(1)
TPS736xxUNIT
V
在
范围-0.3to6.0v
V
EN
范围-0.3to6.0v
V
输出
范围-0.3to5.5v
PeakoutputcurrentInternallylimited
outputshort-circuitdurationindefinite
ContinuoustotalpowerdissipationSeeDissipationRatingsTable
junctiontemperaturerange,t
J
-55to+150°c
storagetemperaturerange-65to+150°c
esdrating,hbm2kv
esdrating,cdm500v
(1)stressesbeyondthoselistedunderabsolutemaximumratingsmaycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedundertheelectricalcharacteristics
isnotimplied.exposuretoabsolutemaximumratedconditionsforextendedperiodsmayaffectdevicereliability.
DERATINGFACTORT
一个
≤
25°CT
一个
=70°CT
一个
=85°C
BOARDPACKAGER
Θ
JC
R
Θ
JA
ABOVET
一个
=25°CPOWERRATINGPOWERRATINGPOWERRATING
低-k
(2)
dbv64°c/w255°c/w3.9mw/°c390mw215mw155mw
高-k
(3)
dbv64°c/w180°c/w5.6mw/°c560mw310mw225mw
低-k
(2)
dcq15°c/w53°c/w18.9mw/°c1.89w1.04w0.76w
高-k
(3)(4)
drb1.2°c/w40°c/w25.0mw/°c2.50w1.38w1.0w
(1)看
PowerDissipation
inthe
产品
sectionformoreinformationrelatedtothermaldesign.
(2)thejedeclow-k(1s)boarddesignusedtoderivethisdatawasa3inchx3inch,2-layerboardwith2-ouncecoppertracesontopof
theboard.
(3)thejedechigh-k(2s2p)boarddesignusedtoderivethisdatawasa3inchx3inch,multilayerboardwith1-ounceinternalpowerand
groundplanesand2-ouncecoppertracesonthetopandbottomoftheboard.
(4)basedonpreliminarythermalsimulations.
2
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