高功率密度dc-dc电源模块的设计与实现

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1、上海交通大学工程硕士学位论文摘要的验证和测试数据，测试结果表明本次设计能够在1/16砖DC-DC电源模块的外形规范下实现约141W/inch3的高功率密度，其它各项关键电气性能也达到了预期的设计要求。最后，本文的第五章对高功率密度DC-DC电源模块的未来研究和发展方向进行了简要的探讨。关键词：功率密度，电源模块，直流-直流，1/16砖，半桥拓扑，LM5035A第II页上海交通大学工程硕士学位论文ABSTRACTDESIGNANDIMPLEMENTATIONOFAHIGHPOWERDENSITYDC-DCPOWERMODULEABSTRACTWiththedev

2、elopmentofcommunicationtechnologyandprogressofintegratechip,thecommunicationindustryhasmorehugedemandonDC-DCpowersupply,anditalsoraiseshigherrequirementstoDC-DCpowermodule.Thecommunicationcompaniesneedpowermodulecannotonlyprovidemorepower,butwithlimitedvolumeassmalleraspossible.This

3、isachallengetopowersupplydesignengineer.Inordertomeetthisrequirement,designershavetodevelopaDC-DCpowermodulewithhigherpowerdensityThispaperprovidesdetaileddescriptionsonsuchahighpowerdensityDC-DCpowermodule.ItmeetsthedefinitionofDOSA1/16thbrickinpowerindustry,andcanoutput3.3V/20A.It

4、spowerdensityreaches141W/inch3.Inthispaper,thefirstchaptergivesabriefintroductionofthe第I页上海交通大学工程硕士学位论文ABSTRACTthesisbackground.AndthesecondchapterdescribesadetailedprocessonhowtodefinetheschemeofthisDC-DCpowermodule.Inthethirdchapter,thedesignandimplementationondifferentsub-modules

5、areintroducedindetails.Verificationandtestresultsareprovidedinfourthchapter.Asverifiedinfourthchapter,thisdesignhasachieveda141W/inch3powerdensity,whichcanrepresenttheadvancedpowerdensityin1/16DC-DCpowermoduleinindustry.Inthefinalchapter,thispapersummarizesthisdesign,andforecaststhe

6、developmentofhighpowerdensityDC-DCpowermoduleinthefuture.KEYWORDS:PowerDensity,PowerModule,DC-DC,1/16thBrick，Half-BridgeTopology，LM5035A第II页上海交通大学工程硕士学位论文缩略语表《缩略语表》缩略语英文原文中文解释1/16thBrickSixteenthPowerSupplyBrick1/16砖电源模块 B-HHysteresisLoopofMagneticMaterial磁性材料的磁滞回线 BmaxMaximumMagnet

7、icFluxDensity最大磁通密度 DC-DCDirectCurrenttoDirectCurrent直流到直流转换 DOSADistributed-PowerOpenStandard分布式电源开放标准 Alliance联盟FullBridgeFullBridgeTopology全桥拓扑结构 HalfBridgeHalfBridgeTopology半桥拓扑结构 IinInputCurrent输入电流 IoutOutputCurrent输出电流 MosfetMetallicOxideSemiconductorField金属氧化物半导体场 EffectTran

8、sistor效应晶体管OCPOverC