6,4 mm x 9,7 mm
Typical 大小
www.德州仪器.com
FEATURESDESCRIPTION
产品
SIMPLIFIEDSCHEMATIC
50
55
60
65
70
75
80
85
90
95
100
0 1 2 3 4 5 6
加载 电流 − 一个
效率 − %
效率一个t 350 khz
V
I
= 5 v,
V
O
= 3.3 v
VIN PH
激励
PGND
VSENSE
输出
COMPAGND
VBIAS
输入
TPS54610
TPS54610
SLVS398E–JUNE2001–REVISEDFEBRUARY2005
3-vto6-vinput,6-aoutputsynchronousbuckpwm
switcherwithintegratedfets(swift™)
•
30-m
Ω
,12-apeakmosfetswitchesforhigh
asamemberoftheswift™familyofdc/dcregu-
efficiencyat6-acontinuousoutputsource
lators,thetps54610low-inputvoltagehigh-输出
orSinkCurrent
currentsynchronousbuckPWMconverterintegrates
allrequiredactivecomponents.includedonthe
•
adjustableoutputvoltagedownto0.9vwith
substratewiththelistedfeaturesareatrue,高
1.0%accuracy
效能,voltageerroramplifierthatenables
•
widepwmfrequency:fixed350khz,550khz
maximumperformanceandflexibilityinchoosingthe
orAdjustable280kHzto700kHz
outputfilterlandccomponents;一个
下面-电压-lockoutcircuittopreventstart-upuntil
•
Synchronizableto700kHz
theinputvoltagereaches3v;aninternallyor
•
LoadProtectedbyPeakCurrentLimitand
externallysetslow-startcircuittolimitinrushcurrents;
ThermalShutdown
andapowergoodoutputusefulforprocessor/逻辑
•
IntegratedSolutionReducesBoardAreaand
重置,faultsignaling,andsupplysequencing.
ComponentCount
TheTPS54610isavailableinathermallyenhanced
•
swiftdocumentation,applicationnotes,和
28-pintssop(pwp)powerpad™package,这个
designsoftware:www.德州仪器.com/swift
eliminatesbulkyheatsinks.tiprovidesevaluation
modulesandtheSWIFT™designersoftwaretoolto
aidinquicklyachievinghigh-performancepower
supplydesignstomeetaggressiveequipmentdevel-
•
低-电压,高-densitydistributedpower
opmentcycles.
系统
•
PointofLoadRegulationforHigh
performancedsps,fpgas,asicsand
微处理器
•
broadband,networkingandoptical
CommunicationsInfrastructure
•
portablecomputing/notebookpcs
pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
swift,powerpadaretrademarksoftexasinstruments.
productiondatainformationiscurrentasofpublicationdate.
copyright©2001–2005,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
necessarilyincludetestingofallparameters.
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