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第37卷第3期黑龙江水专学报Vol.37,No.32010年9月JournalofHeilongjiangHydraulicEngineeringSep.,2010:10009833(2010)03009204TOP243Y张春喜1,闫正国2,尤磊3(,150040):TOP243Y(),,():;;:TN86:ADesignofMultipleOutputPowerSupplySwitchbasedonTOP243YZHANGChunxi,YANZhengguo,YOULei(DepartmentofElectricEngineeringandAutomatic,HarbinUniversityofTechnlogy,Harbin150040,China)Abstract:Inthispaper,amultipleoutputflybackswitchingpowersupplydesignedwithTOP243Yisintroduced.Thedetailsofdesigningallpartsofthepowersupply(includeinputcircuit,powerconvertcircuit,outputcircuitandfeedbackcircuit)andthemethodofchoosingkeycomponentsaregiven,andsomeconsiderationsofEMC(electromagneticcompatibility)indesigningofswitchingpowersupplyaresimplyintroduced.Finally,experimentaldataandrelatedwaveformunderdifferentconditions(underdifferentinputvoltageordifferentload)areprovided.Keywords:switchpowersupply;flybackconvert;EMC:20100310;:20100321:(1964),,,,Email:still2008@sina.com.cn0,TOPSwitchGXPI(powerintegration),290WCMOS,MOSFETPWM,CMOSEMIEcoSmart,,[1],TOPSwitchTOPSwich-GXTOP243Y,11.185~265V,50Hz,0.8,11Table1Assistpowersupplydesignstandard/V/A/W/%1+50.84.022+150.34.553-150.34.554+150.11.551.21.2.1(10~150kHz)(150~10MHz)[2],X2,0.1/630V,,10mH1.2.2URmax=2UIN265V10%,[3]:UR1.12265=412.5V,0.59A,2,600V/2A1.2.3PO/3FCIN=14.53=43.5F,47F/450V1.3,,14.5W,EI22,Le=42.0mm;Ae=34mm2;AL=1130H/N2:tC=3ms,Vmin=(2VACmin)2-2PO(1/(2fL)-tC)CIN=95VVOR100V,:Dmax=VOR/(VOR+Vmin-VDS)=0.54:IAVG=PO/(Vmin)=0.191A,,KRP0.8:IP=2IAVG/((2-KRP)Dmax)=0.59A:LP=106POI2PKRP(1-KRP/2)fS0.5(1-)+=739.6H123439997,NP=NSVOR/(VO+VD)(VO5V,VD1,0.4V),56()0.2~0.3T,BM=IPLP/(NPAe)=0.229T21.41.4.13:IOVR,VR=VO+Vmax(NS/NP)2Table2parametersofhighfrequencytransformer1234/V+5+15-15+15+125639997AWG30AWG27AWG27AWG27AWG27AWG3012111125%,1.25VR;,IO3;,,,,,,33Table3Outputdiodeapplication1.25Vr3Io131.4V2.4A1N582240V3A0294.1V0.9AUF4003200V1A50ns394.1V0.9AUF4003200V1A50ns494.1V0.3AUF4003200V1A50ns73.6V10mA1N414875V150mA4ns1.4.2ESR(),-,1C9C10C11C12C13,LC1L2C15L3C16L4C171.52.5~36VTL431PC8171:1,TL431,IF,,TOP243YC,IC,,,[4]:R5R610K;R7TL4311mA,2K;R80~2K,,R893第3期张春喜,等.基于TOP243Y的多路输出开关电源设计TOP243Y;C19,0.1A/50V1.61)TOP243Y,TOP243Y,PK6E200BYV26C,2)RC,,di/dt,[3]RC,1R2C6R3C7R4C8,,[5]3)TOP243YL2MR1,100VDC,450VDC4),CY15)4,CY2,6)CY3,7)C4,TOP243Y8)C3R9TOP243Y1Fig.1Schematicofpowersupply2,,,1TOP243Y45,(504-502)/502100%=04%;(508-498)/498100%=2%,2,190mV,0.190/(24.998)100%=1.9%,2%,40.5A1Table4Outputvoltageatdifferentinputvoltagewhen0.5Aload85V115V220V242V4.965.015.025.045115VAC1Table5Outputvoltageatdifferentloadwhen115VACinput0A0.1A0.25A0.5A0.8A5.085.075.055.014.98190mV,0.190/(24.998)100%=1.9%,94黑龙江水专学报第37卷2115VAC0.8AFig.2Waveformofmainoutputvoltageat115VACinput&0.8Aload2%,3,,TOP243Y15%4,,TOP243Y35%3115VAC0.25ATOP243YFig.3DSvoltagewaveformofTOP243Yat0.25Aload4115VAC0.8ATOP243YFig.4DSvoltagewaveformofTOP243Y3TOP243Y,,:[1].[M].:,2004.[2],,.EMI[J].,2009,32(10):193194.[3],.:[M].:,2001[4],,,.[J].,2005,(2):4244.[5].[M].:,2005.(91)5,,,,,,,:[1],.[J].,2007,18(7):1823.[2],,.[J].,2008,15(5):1518.[3]AymericRouusseau.Argonne!sHybridElectricVehicleTechnologyDevelopmentProgram.Proceedingsof2001JointADVISOR/PSATVehicleModelingUsersConference[C]//Southfield,Michigan,2001:128137.[4],.[J].,2008,8(5):6973.[5],.[J].,2008,39(6):1114.[6]AaronBrooker,KristinaHaraldsson,TerryHendricks,etal.Advisor2002documentation[CP/OL].[20050119].[7],.[J].,2007,34(6):6365.[8],,.[J].,2008,37(5):611.95第3期张春喜,等.基于TOP243Y的多路输出开关电源设计
本文标题:基于TOP243Y的多路输出开关电源设计
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