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?t~%:TN433------~'----Jjiw:1~iij:10335f%:20711129~~~~.~:~g~I~~~llffi~~~!~iiit~~~~.13:ResearchandDesignofFull-OnChipLinearregulatorIf!itAJ1_t:_,*~Ji=....J..?f.~\\____:m-*~Jip:*~lt%1f~~ip:-----------------~~_t~:__~t~~~~~l~,g~~______~JEjj~:__-----a~~{!~7~~...t:::.%~1::...:..:~=_'lt~;'~il;:,;..::i..J....t_JlJT1£~I;t:___Th.l..l:.;......!ot~1sL.:-'\_________itX-ifl:#JA1:11,j~t%~j:h-J~}If;z..t-\f--ifI:#JA2:)rt/lt~\.~j~~}~~Yr1-~-if1)1JA3:}fJ~l~~RtljJ~{~~tifI)1JA4:if1)1JA5:$~1f~P1.~:t,*:~-~!A~Jzat~d1i2-f-..'?~P1.1:q1~~ttt$'J~fi'111\I~\.~)...'-If-~P12:'}_~J;rtt~.rQI~~t1z~],~I?r~P1.3:k1~,~~~~~llj~p1-~~P14:~P15:*A%~m£~~~ft~~~*A~t~mtT*fi~~~I~A.~~~~~*.~1~~#~~~#~~~.~~~~,~~~~~*~~A~~~*~~~:i±~~~~*,-t!L~~*7JgJH~-itIt)I.*-*~~1tkttW;fJL~~~1iL~~~~~ro:i±~#~.~ft-~I~~~tn*~~m~~ttM~~~~~~~~1f1aA~~iJtaA#*7fi!};t.*~ft*~~~~~1.itIt)I.*-,*~~I#~oo***$n~;fJL~*~**~~~~#~*.,~~~~.*OO~~OO.*A~~itIt)I.*-'~~~~ft*~~~.~.~~#.A**••~~fi~t~~.,~~*m~~.•~~~.'~~~&~~.L.~ft*~.~1iL*~1f~~;g:lJi~,f,~*sM:kJ/~!if}jd-'sft~~~~~*~~~~,.~ft~%~--~~.~~*~~.~••~~.~••.ft~~¥~.±~~*~I~,~~.~~~Jft£~~,~~**.%,~«~.J&%~~~~~~~,~«ft••~~.~t.~#~~~~J**~~*.~~~.~~.~.,r~k~,~#~~~~~*~.*~M#**••J«,~*~~«-&~~.*~~h~~~#.••~*mF~*~~,M~*~~,~~~~,M~~~~,.~.~~,~_.~~ft.~t.~~~~#~~~~~~~%~'~.•iM~00I!L~¥%1*~1#ttJ/t~.I.tj:#,.iMDavidPace,GuyCheung,JohnsonHu$~t~%~'~.•iM1i;f~p,liEJt~ByijiYLfti*~~~0/~~±1F.wtl~';f~%,fA1t!?1rJjJ~.1~5JjU*%t.~A1*~~~~,~~•.I.A~~m,~~~*~#~~~,.•W~§.~~gM,~~.,.*~'~,ft~m~'~~,~§~~~{U*iT.••~~t-~.I.~~~~:#~~,~ft.,I*,~~,£MI,F~I,~ft.,*~,*~,.h,#~$.~~~~~m~~5J#~o/,.~~.~~.,.~m~.~~m-~.I.~&~~~Jt*£~-&~*~~~.Rt)fJ,.iM«~j(~.~1iE1r'Jft'W)fJ~j:#,*I~'~~~;t~~1t«~I~'~~~±*~m~~~5J,k~J~~**,£~m~.~'«k~J+~.II~f-~#It~l§*fJt;tJtCSystemonachip,SOC)i~it{t*if-Jtit~Jl,l!l~~*~%if-J~~«*~#,,~;tJt~,~~~t~~ffiIt.«*,~~It••*~*fjE~liT])t~if-J~#..'$?f01~1I!:~'11~1I-3(Iow-dropoutvoltageregulator,WO)~fA*.A.~lI!:~.t~~~~*if-JftA,*~~~~t••*~Jt~~~j~soc*fjE~0*x~?f~~JtL~#..LDOif-J~it~~if-J£~~,~lliT-#*m~~~~:iiU~_if-J~Jt~it#..LDOif-JIt~~t1g,*i~itTifgJSif-J!piJUfiH~t~{P~~~S~7t-It~oi~LDORI!lIOOpFif-Jffl.~It~ttA~~~A~,Jt.lli,fR~~lt~Itjj.±}t~#..j~SOC*fjE~o~#,*x~~~mT~~Jt~~#..illO~'I£*ItlI.,~~~It~••,*¥t~,~~It~if-JI~'~{pA~It~~~o;tJt*)fJ1.5~mBCD(Bipolar-CMOS-DMOS)Iti~it{p~m0*)fJCadence0-'gjif-JSpectres$:1tf;xi-*fjEif-Jt~«±}tltHr1t~o1t~~**sA,i~LDO~~JI1~1t${pffl.~~1t$~~~1t)j-JJV~2.8mVN{P22.8~V/mA,~~PMS~:lLlc~~:t~38mVo1kHzrEr9t.~qJ~~btJJ-50dboIIIAbstractAsthedevelopmentoftheSOC(Systemonachip)technology,moreandmorefunctionmodulesarerequiredtobeintegratedonachip,includingpowermanagementmoduleswhicharenecessaryforelectronicsystem.Low-dropoutvoltageregulator(LDO)isverysuitableforbeingintegratedonsystemchipaspowermanagementfunctionmodule,foritsadvantagesoflowdropoutvoltageandsimpleapplicationcircuit.BasedonanalysisofthedesignprinciplesofFull-onchipLDO,thisthesisproposedaFull-onchipLDOconstitutedbyonestageofoperatetransconductanceamplifier.Thefrequencycompensationschemeandthetransientresponseenhancementcircuitarealsopresented.SinceitcankeepstablewithonlyaIOOpFoutputcapacitor,theLDOisespeciallysuitableforSOCintegration.Inaddition,theprinciplesandimplementationofthebandgapreference,highlyprecisecurrentbias,protectionblocksandenableblockarealsointroducedinthisthesis.TheFull-onchipLDOisdesignedin1.5).lmBCD(Bipolar-CMOS-DMOS)technology,andissimulatedbytheSpectreSofCadenceCop.Thesimulationresultsshowthatthelineandloadregulationare2.8mVNand22.8J.l.V/mArespectively,whiletheovershootsarelessthan38mV.ThePSRRat1kHzis-50db.Keywords:Full-onchip;Low-dropoutvoltageregulator;frequencycompensation;transientresponseIV§J)X~iM....................................................................................................................................II300t:....................................................................................................................................IIIn00;fPIlft*jf~...........................................................................................................VIIIlEXEPX1~it;...........................................................................................................................11.1LDOf8j11'-........................................................................................................11.2LDO.EijJf*~,1I~fi;JIt$X..........•..................................................................31.3soc{titfi;J~Jl~~*....................................................................................41.4~g-L~~LDOfi;Ji1t,r#,..............................................................................61.5i{:-Xfi;J.it:.Iit............................................................................................7219:.it5ttfr...................................................................................................................82.1LDOfi;J.IitJI{Ptotl,!t#1........................................................................82.2LDOfi;J.i~,~~~~~Jt)(............................................................................92.2.1fAlt~~$.......................................................................