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ABSOLUTEMAXIMUMRATINGS
RECOMMENDEDOPERATINGCONDITIONS
ELECTRICALCHARACTERISTICS
TPS61090
tps61091,tps61092
SLVS484A–JUNE2003–REVISEDAPRIL2004
thesedeviceshavelimitedbuilt-inesdprotection.theleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoam
duringstorageorhandlingtopreventelectrostaticdamagetothemosgates.
AVAILABLEOUTPUTVOLTAGEOPTIONS
(1)
OUTPUTVOLTAGE
T
一个
PACKAGEPartNumber
(2)
直流/直流
adjustable16-pinqfn4x4mmtps61090rsa
40
°
Cto85
°
c3.3v16-pinqfn4x4mmtps61091rsa
5v16-pinqfn4x4mmtps61092rsa
(1)contactthefactorytocheckavailabilityofotherfixedoutputvoltageversions.
(2)thersapackageisavailabletapedandreeled.addrsuffixtodevicetype(e.g.,tps61090rsar)toorderquantitiesof3000devices
perreel.
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
(1)
TPS6109x
inputvoltagerangeonlbi-0.3vto3.6v
inputvoltagerangeonsw,vout,lbo,vbat,同步,en,fb-0.3vto7v
OperatingfreeairtemperaturerangeT
一个
-40
°
Cto85
°
C
MaximumjunctiontemperatureT
J
150
°
C
StoragetemperaturerangeT
stg
-65
°
Cto150
°
C
(1)stressesbeyondthoselistedunder"absolutemaximumratings"maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder"recommendedoperating
情况"isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
MINNOMMAXUNIT
supplyvoltageatvbat,v
I
1.85.5v
电感,l2.26.8µh
输入,电容,c
i
10µF
outputcapacitance,c
o
22100µF
operatingfreeairtemperature,t
一个
-4085
°
C
operatingvirtualjunctiontemperature,t
J
-40125
°
C
overrecommendedfree-airtemperaturerangeandoverrecommendedinputvoltagerange(typicalvaluesareatanambient
temperaturerangeof25
°
c)(unlessotherwisenoted)
直流/dcstage
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
V
I
inputvoltagerange1.85.5v
V
O
tps61090outputvoltagerange1.85.5v
V
FB
TPS61090feedbackvoltage490500510mV
fOscillatorfrequency500600700kHz
Frequencyrangeforsynchronization500700kHz
I
SW
SwitchcurrentlimitVOUT=5V200022002500mA
开始-upcurrentlimit0.4xi
SW
毫安
BoostswitchonresistanceVOUT=5V55m
Ω
RectifyingswitchonresistanceVOUT=5V55m
Ω
totalaccuracy-3%3%
lineregulation0.6%
2
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