www.德州仪器.com
描述(持续)
ABSOLUTEMAXIMUMRATINGS
DISSIPATIONRATINGS
tps65160,tps65160a
SLVS566B–MARCH2005–REVISEDJULY2005
thedevicecanbepowereddirectlyfroma12-vinputvoltagegeneratingthebiasvoltagesvghandvgl,作
wellasthesourcevoltageV
S
andlogicvoltageforthelcdpanels.thedeviceconsistsofaboostconverterto
providethesourcevoltageV
S
andastep-downconvertertoprovidethelogicvoltageforthesystem.apositive
andanegativecharge-pumpdriverprovideadjustableregulatedoutputvoltagesvglandvghtobiasthetft.
bothboostandstep-downconverters,aswellasthecharge-pumpdriver,operatewithafixedswitching
frequencyof500khzor750khz,selectablebythefreqpin.thetps65160includesadjustablepower-在
sequencing.thedeviceincludessafetyfeatureslikeovervoltageprotectionoftheboostconverterand
短的-circuitprotectionofthebuckconverter,aswellasthermalshutdown.additionally,thedeviceincorporatesa
gatedrivesignaltocontrolanisolationMOSFETswitchinserieswithV
S
orvgh.seetheapplicationcircuitsat
theendofthisdatasheet.
thisintegratedcircuitcanbedamagedbyesd.texasinstrumentsrecommendsthatallintegrated
circuitsbehandledwithappropriateprecautions.failuretoobserveproperhandlingandinstallation
procedurescancausedamage.
esddamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.精确
integratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescould
causethedevicenottomeetitspublishedspecifications.
ORDERINGINFORMATION
(1)
T
一个
UVLOOvervoltageprotectionORDERINGPACKAGE
(2)
包装
(典型值)vs(典型值)标记
6v23vtps65160pwptssop28(pwp)tps65160
–40
°
Cto85
°
C
8v19.5vtps65160apwptssop28(pwp)tps65160a
(1)forthemostcurrentpackageandorderinginformation,seethepackageoptionaddendumattheendofthisdocument,orseetheti
Websiteatwww.德州仪器.com.
(2)thepwppackageisavailabletapedandreeled.地址-suffixtothedevicetype(tps65160pwpr)toorderthedevicetapedand
卷盘.thetps65160pwprpackagehasquantitiesof2000devicesperreel.withoutsuffix,thetps65160pwpisshippedintubes
with50devicespertube.
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
(1)
单位
voltagesonpinvin,sup
(2)
–0.3vto16.5v
voltagesonpinen1,en2,freq
(2)
–0.3vto15v
VoltageonpinSW
(2)
25V
VoltageonpinSWB
(2)
20V
voltagesonpinos,gd
(2)
25V
ContinuouspowerdissipationSeeDissipationRatingTable
T
一个
Operatingjunctiontemperature–40
°
Cto150
°
C
T
stg
Storagetemperaturerange–65
°
Cto150
°
C
温度(焊接,10s)260
°
C
(1)stressesbeyondthoselistedunder
absolutemaximumratings
maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder
recommendedoperating
情况
isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
(2)allvoltagevaluesarewithrespecttonetworkgroundterminal.
T
一个
≤
25
°
CT
一个
=70
°
CT
一个
=85
°
C
PACKAGERTH
JA
POWERRATINGPOWERRATINGPOWERRATING
28-pintssop28
°
c/w(powerpad
(1)
焊接)3.57w1.96w1.42w
(1)seetexasinstrumentsapplicationreportSLMA002regardingthermalcharacteristicsofthepowerpadpackage.
2
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