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ID:40383602
大小:363.54 KB
页数:32页
时间:2019-08-01
《slva059a-Buck Boost》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ApplicationReportSLVA059A-March1999−RevisedNovember2002UnderstandingBuck-BoostPowerStagesinSwitchModePowerSuppliesEverettRogersSystemPowerABSTRACTAswitchingpowersupplyconsistsofthepowerstageandthecontrolcircuit.Thepowerstageperformsthebasicpowerconversionfromtheinputvoltageto
2、theoutputvoltageandincludesswitchesandtheoutputfilter.Thisreportaddressesthebuck-boostpowerstageonlyanddoesnotcovercontrolcircuits.Detailedsteady-stateandsmall-signalanalysisofthebuck-boostpowerstageoperatingincontinuousanddiscontinuousmodeispresented.Variationsinthestandardb
3、uck-boostpowerstageandadiscussionofpowerstagecomponentrequirementsareincluded.Contents1Introduction...................................................................................22Buck-BoostStageSteady-StateAnalysis........................................................3
4、2.1Buck-BoostSteady-StateContinuousConductionModeAnalysis...............................32.2Buck-BoostSteady-StateDiscontinuousConductionModeAnalysis.............................72.3CriticalInductance.......................................................................113Bu
5、ck-BoostPowerStageSmallSignalModeling................................................123.1Buck-BoostContinuousConductionModeSmall-SignalAnalysis..............................133.2Buck-BoostDiscontinuousConductionModeSmall-SignalAnalysis............................164Variation
6、softheBuck-BoostPowerStage......................................................214.1FlybackPowerStage.....................................................................215ComponentSelection.........................................................................245.1Output
7、Capacitance......................................................................245.2OutputInductance.......................................................................265.3PowerSwitch...........................................................................275.4OutputD
8、iode................................................................
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