www.德州仪器.com
ABSOLUTEMAXIMUMRATINGS
dissipationratings(thermalresistance=
°
c/w)
TPS2231
TPS2236
SLVS536B–JULY2004–REVISEDJANUARY2005
thesedeviceshavelimitedbuilt-inesdprotection.theleadsshouldbeshortedtogetherorthedevice
placedinconductivefoamduringstorageorhandlingtopreventelectrostaticdamagetothemosgates.
AVAILABLEOPTIONS
PACKAGEDDEVICES
(1)
T
一个
NUMBEROFCHANNELS
TSSOPPowerPADHTSSOPQFN
SingleTPS2231PWTPS2231PWPTPS2231RGP
(2)
–40
°
Cto85
°
C
DualTPS2236DAP
(1)thepackageisavailabletapedandreeled.addanrsuffixtodevicetypes(e.g.,tps2231pwpr).
(2)productpreviewstageofdevelopment
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
(1)
TPS223xUNIT
V
i(3.3vin)
–0.3to6v
Inputvoltagerangeforcard
V
I
V
i(1.5vin)
–0.3to6v
电源
V
i(auxin)
–0.3to6v
logicinput/outputvoltage–0.3to6v
V
o(3.3vout)
–0.3to6v
V
O
OutputvoltagerangeV
o(1.5vout)
–0.3to6v
V
o(auxout)
–0.3to6v
ContinuoustotalpowerdissipationSeeDissipationRatingTable
I
o(3.3vout)
Internallylimited
I
O
OutputcurrentI
o(auxout)
Internallylimited
I
o(1.5vout)
Internallylimited
OCsinkcurrent10mA
perstsink/sourcecurrent10ma
T
J
Operatingvirtualjunctiontemperaturerange–40to120
°
C
T
stg
Storagetemperaturerange–55to150
°
C
leadtemperature1,6mm(1/16inch)fromcasefor10seconds260
°
C
TPS2231
2kV
humanbodymodeltps2236,allpinsexcept
Electrostaticdischarge
(hbm)mil-标准-883cperstxandocx
静电释放
保护
tps2236,perstxandocx1.5kv
chargedevicemodel(cdm)500v
(1)stressesbeyondthoselistedunder
absolutemaximumratings
maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder
recommendedoperating
情况
isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
T
一个
≤
25
°
CDERATINGFACTORT
一个
=70
°
CT
一个
=85
°
C
包装
POWERRATINGABOVET
一个
=25
°
CPOWERRATINGPOWERRATING
pw(20)
(1)
704.2mw7.41mw/
°
c370.6mw259.5mw
pwp(24)
(1)
3153mw33.19mw/
°
c1659.5mw1161.6mw
rgp(20)
(2)
3277.5mw34.5mw/
°
c1725mw1207.3mw
(1)thesedevicesaremountedonanjedeclow-kboard(2-oz.tracesonsurface),(thetableisassumingthatthemaximumjunction
temperatureis120
°
c).thepowerpadonthedevicemustbesoldereddowntothepowerpadontheboardifbestthermalperformance
isneeded.
(2)tisdeviceismountedonajedecjeso51.5high-kboard(2signal,2plane).thevaluesassumeamaxiumjunctiontemperatureof
120
°
c.
2
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