電流模式開關(guān)電源控制ic相關(guān)模塊的研究

1、西安理工大學(xué)碩士學(xué)位論文電流模式開關(guān)電源控制IC相關(guān)模塊的研究姓名：胡劼申請學(xué)位級別：碩士專業(yè)：微電子學(xué)與固體電子學(xué)指導(dǎo)教師：余寧梅20080301AbstractTitle：RESEARCHONTHEMODULESOFCURRENTMODESWITCHINGPOWERSUPPLYCONTROLLICMajor：MicroelectronicsandSolidElectronicsName：JieHUSupervisor：ProfNin

2、gmeiYUAbstractSignature：監(jiān)Signaturej選趟蚴Switchingpowersupply(SPS)isthemostefficiencyandcostlesspowersupplyItisrepresentingthedevelopingtrendofregulatedpowersupplyandwidelyusedinvariouselectronicsandelectrondevicesWithhighi

3、ntegration，highperformance—costratio，elegantperipheralcircuits，andmanyotheradvantages，monolithicSPShasbecomingthebestchoicetodevelopmiddleandsmallpowerSPSThecoreofthemonolithicSPSiSthecontrolICwhichdeterminingtheperforma

4、nce，cost，reliabilityandstabilityofSPSproducts，andfocusedonbymanyresearcherswithvariousfunctioflsbuiltinitrecentlyThedissertationfocusesonthecontrolICofflybackSPSByadoptingcontrolmethodologiessuchasPWM，PFMandPSM，acontrolI

5、Cwithmanyfeaturessuchashigllperformancecostratio，10Wcost，completeprotection，excellentantiEMIandfreeaudionoiseispresentedBipolarandCMOStechnologyarcusedrespectivelytodiscusssystemsimulationanddesignandcircuitsimplementsof

6、SPScontrolICInbipolarsection，COsimulationofallmoduleshasbeendone，andworkingsituationsuchasstart—up，overandlackvoltage，greenmode，cu玎eutlimitationiSalsobeensimulatedandverifledPeripherycircuitsandfrequencycompensationnetwo

7、rkisdesignedandsimulatedusingSPECTRE，finallya5Voutputwithonly20mvrippleisobtainedMeanwhile，15IxployemittertechnologyisusedtoachieveIClayoutandthelayouthasbeenverifiedafterwritingverificationcommandfileInCMOSsection，acurr

8、entmodeSPScontrolICsystemwithmultiplefunctionsandcompleteprotectionispresentedUtilizingCharter0351tCMOStechnologymainfunctionmodulesofbandgapreference，oscillatorfrequencyjitterLEBandSOonarcdesignedandverifiedusingsimulat