_ɿԣ ̼a(chn)Ʒǰ_(ki)l(f)c

l(f)r(sh)g2025-5-16 17:56    l(f)ߣeechina
P(gun)I~ ̼ , SiC
Ensuring Reliability: The Development and Manufacturing Behind Market Ready Silicon Carbide Products

ߣCatherine De Keukeleireɭɿc|(zh)CO

MOSFET OģK댧wa(chn)Ʒ҂Пo(w)Oĺ tOͿԴAOʩ(g)Ӯa(chn)Ʒ늄(dng)܇(ch) (EV)ܺͿɿԴ_˸NOijm\

WBGQǰ댧wg(sh)ǰʹ̼裨SiC cyĹ裨SiwSiCă(yu)ʹSiCϵy܉ڸСγߴ@(zh)pٓpIJӿ_(ki)P(gun)ٶ

SiCЈ(chng)^һЩ̎δ_ԓg(sh)ɿˮƽ֮ǰSiSiCDQqԥQ ȴҲ(hu )(li)L(fng)U--̼tԓg(sh)ܕ(hu )†ʧЈ(chng)(yu)


ڱ҂̽ӑSiC댧wa(chn)ƷΌ(sh)F|(zh)͸߿ɿԼSiC̞_Q܉ͶЈ(chng)ľ޴Ŭ@ЩŬHˮa(chn)Ʒ߀_׿ԽĿɿ

SiC댧wкβͬ

ڻW(xu)SiSiCą^eHH̼ԭ@SiCľAиӲw\VԭӽY֮SiԭӽY^Ľʯ@NYʹSiCڸߜ¾иߵęCеɫğጧ^͵ğÛϵԼĽ

gȵӌ°댧wĽ^B(ti)ГQ늠B(ti)ֵ 댧w_(ki)P(gun)ֵ 2.3 ӷأeV 3.3 ӷأeV ֮gһ͵ڶ댧w_(ki)P(gun)ֵ 0.6 eV 1.5 eV ֮g (D 1


D 1

ܶWBG댧wē@ܵҲ c댧wиߵķĿɿͨ^(gu)pٹʓpЧԼߵĜضֵ

ИI(y)(li)f(shu)@߬FOӋЧM(jn)늄(dng)܇(ch)ͿԴDQ늉l(f)չ @(li)̎pԭϺsҪͬppСϵyߴԼs늄(dng)܇(ch)ij늕r(sh)g (D 2


D 2̼葪Ã(yu)

˽댧wɿ

MOSFETOܻģKl(f)ϕ(hu )(li)yԺ ֱ늳؃ϵy͹I(y)̫(yng)׃P(gun)IԴAOʩеԪ(li)f(shu)ȞҪ ćصͣCSƷ•u(y)pʧVēp_@ЩԪĿɿP(gun)Ҫ

͵İ댧wҪஔؓd͑¹@һc(din)ڸ߉SiCȞ@ (g)ʹÉgѭh(hun)᲻Ժ˲B(ti)\(dng)͵͹늈(chng)ض܌°댧w^(gu)ʧЧ

ƫضȲ (BTI)

BTI Ӱ푹a(chn)ƷɿԵһNҊ(jin)ϻF ڽ늽丽ڽ늺ɵĮa(chn)@NF(hu ) "ͨ "Ķֵ늉p_(ki)P(gun)ٶ

ؓƫضȲ (NBTI) MOSFET ҪɿԆ(wn)}֮һͨ(hu )S(zh)wܵϻu@F@һc(din)ږŘOԴO늉ֵؓ򌦖ŘOʩؓƫȞ@

(jng)r(sh)ŘO (TDDBTime-Dependent Gate Oxide Breakdown)


TDDB ָڹ^(gu)ڳmʩӵƫ͵늴ݗӰŘOпܓpĬF @һNϻʧЧC(hu )ư댧wa(chn)ƷʹÉ

ʺ͟Ӱ

τҵĹѭh(hun)(hu )MOSFET˲r(sh)ܮa(chn)^(gu)늉늉mȻƴʩSr(sh)gpӿЧʹǜp˵Ą(dng)B(ti)ԕ(hu )ӰĿɿ

ڰ댧wϵĽY\еP(gun)Ir׵IJͬ^Բͬٶsտsr(sh)Һͷ͵ğѭh(hun)(hu )Ԫp

pOϻ

SiC MOSFETwOܑpOϻ܌¡ͨB(ti)µ@wOƫÕr(sh)^(gu)|l(f)@NϻЕr(sh)ҲFǰ늉ƯƻP(gun)B(ti)©Ҋ(jin)ڬFӌӻλeBPDsļͨ^(gu)OӋӌӲa(chn)^(gu)M(jn)ВA@N

_댧wɿ

SiC ֮һİɭonsemi Ҫ_ SiC a(chn)Ʒ܉M(mn)һõҪͱᘌ SiC YƏV|(zh)ͿɿĿ

ҪJRSiCľĶ_ɿĹl˽ʧЧģʽ͙CP(gun)Ҫͨ^(gu)׷@ЩʧЧģʽ͙Cͨ^(gu)Ա¶c(din)ƶmʩ

ĿAc

SܵSiC߀漰L(chng)ڵϵyP(gun)ҪSiCĜyԇҪoܷϑõA


˼̼ʧЧģʽ˽ɭ|(zh)Ŀһ(g)ԪĈFаcǰаl(f)ÜyԇʧЧˆT ͨ^(gu)cصĴW(xu)͌(zhun)I(y)оĺ@һĿõM(jn)һӏ

A|(zh)JC

A|(zh)JCҲQ(chng)|(zh)JCҪP(gun)עA^(gu)ĿǴ_պϸ̼ӹоAзăڸ߿ɿˮƽ @Sκ SiC ɿP(gun)I龧Aȱݼȿ܌·br(sh)FҲڮa(chn)ƷĺډгF(wn)}

_L(chng)ڵĿɿɭ_(ki)l(f)һϵķҕX(ju)ӺYxּȱݵľ

A칤ˇʼrגڴ^(gu)ʹ˸ۙԄ(dng)(li)g(sh)(li)Re͸ۙȱ(g)a(chn)^(gu)ΙzP(gun)IEReȱݣD3


D 3ǰеĒ͙z

늚YxҲڶ(g)AΌ(sh)ʩ羧A՜yԇϻyԇ;A(li)Լ(dng)B(ti)ƽֵyԇ늚⮐ֵоAҪ܏ص׵Ԅ(dng)S(chng)zаҕX(ju)ȱݵRe

Vyԇ

o(w)ՓSiCa(chn)Ʒ_(ki)l(f)^(gu)߀ڮa(chn)Ʒijma(chn)^(gu)ɭ(hu )M(jn)һϵеĜyԇּڜyԇ(g)a(chn)^(gu)̣Aa(chn)Ʒb͑Üyԇ|(zh)Ϳɿ

늺(QBD)yԇ

ɭʹ QBD uŘO|(zh)һNֱӶЧķcŘOȟo(w)P(gun) ɭķҜŒƫÖŘOʩ 5 mA/cm2 @NƉԜyԇھȺ`ȷ泬^(gu)˾(xin)늉 QBD yԇ܉zyڷֲеļ΢

D 4 @ʾƽSiCSiŘO܌ȜyԇY


D 4SiC NMOS 1200 V 40 m EliteSiC MOSFET Si MOSFET a(chn)Ʒ QBD yֵ

ڱ^QBD ܣcŘOȟo(w)P(gun)r(sh)ͬ˷Q(chng)ɭƽSiCăܱSi 50  @@ʾSiCܺͿɿԷľ޴wS

a(chn)^(gu)ÿa(chn)ƷĖŘO|(zh)ͨ^(gu)SiC MOSFETa(chn)ƷIJɘQBDce2.7 mm x 2.7 mmNMOSM(jn)Ќȁ(li)uOˇĘ˜Դ_κήֵ޳

TDDB yԇ

˴_SiCa(chn)ƷĉɭM(jn)ˏVTDDByԇ@Щyԇhh˳ҎlD5չʾһ(g)SiCa(chn)MOSFETTDDByԇʾԓ175CĜض½(jng)һϵЖŘO늉cӷ@P(gun)늈(chng)Ӱ


D 5SiC a(chn) MOSFET TDDB 175oC ͵ 9 MV/cm r(sh)đ

ʹñصģږŘO늉 21V rAyʧЧr(sh)g20@hԓ̖ҎĹ늉18V

šܷwϵ

QBDTDDByԇ֮ɭ߀ڹ˾ȲԼcČW(xu)g(sh)оˆTM(jn)һϵЏVČ(sh)

pOϻ(dng)B(ti)yԇBTIϻyԇڃȵȫלyԇһNVĿšܷwϵּڌAKîa(chn)ƷM(jn)ȫyԇ@_˰ɭĮa(chn)Ʒ܉򃶬FSiCijZЧӿ_(ki)P(gun)ٶָ֧늉ԼɿԸ_طϿ͑(h)ϵyҪ

2023 11  ɭ˹工˵ Piestany _(ki)OM(jn)늄(dng)܇(ch)ϵyÌ(sh)M(jn)һU䑪Üyԇ ԓ(sh)ּڞ늄(dng)܇(ch)ͿԴ׃һϵyQ_(ki)l(f)ṩ֧ ԓ(sh)ҰN(zhun)МyԇÓ(li) AVL ȘI(y)̵֪ĽQ

̼--Ј(chng)ʂ;wļg(sh)

Ҏģ SiC ߀RһЩ댧wҪIJˏVĜyԇĿ簲ɭ_(ki)չĜyԇĿИI(y)ԓ(hu ) SiC ĿɿԺܸеn(yu)

ĸҪ늄(dng)܇(ch)ͿԴDQSiC g(sh)ɞ鹤̎x ^(gu)ȥӹ̎(li)f(shu)ҪҵͶЈ(chng)ܺͿɿԷ挍(sh)FwSԪ͑üQO SiC g(sh)s@һc(din)

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