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  • _ɿԣ ̼aƷǰ_lc

    lrg2025-5-16 17:56    lߣeechina
    PI~ ̼ , SiC
    Ensuring Reliability: The Development and Manufacturing Behind Market Ready Silicon Carbide Products

    ߣCatherine De Keukeleireɭɿc|CO

    MOSFET OģK댧waƷ҂ПoOĺ tOͿԴAOʩӮaƷ늄܇ (EV)ܺͿɿԴ_˸NOijm\

    WBGQǰ댧wgǰʹ̼裨SiC cyĹ裨SiwSiCăʹSiCϵy܉ڸСγߴ@pٓpIJӿ_Pٶ

    SiCЈ^һЩ̎δ_ԓgɿˮƽ֮ǰSiSiCDQqԥQ ȴҲLU--̼tԓgܕ†ʧЈ


    ڱ҂̽ӑSiC댧waƷΌF|͸߿ɿԼSiC̞_Q܉ͶЈľ޴Ŭ@ЩŬHˮaƷ߀_׿ԽĿɿ

    SiC댧wкβͬ

    ڻWSiSiCą^eHH̼ԭ@SiCľAиӲw\VԭӽY֮SiԭӽY^Ľʯ@NYʹSiCڸߜ¾иߵęCеɫğጧ^͵ğÛϵԼĽ

    gȵӌ°댧wĽ^BГQ늠Bֵ 댧w_Pֵ 2.3 ӷأeV 3.3 ӷأeV ֮gһ͵ڶ댧w_Pֵ 0.6 eV 1.5 eV ֮g (D 1


    D 1

    ܶWBG댧wē@ܵҲ c댧wиߵķĿɿͨ^pٹʓpЧԼߵĜضֵ

    ИIf@߬FOӋЧM늄܇ͿԴDQ늉lչ @̎pԭϺsҪͬppСϵyߴԼs늄܇ij늕rg (D 2


    D 2̼葪Ã

    ˽댧wɿ

    MOSFETOܻģKlϕyԺ ֱ늳؃ϵy͹I̫׃PIԴAOʩеԪfȞҪ ćصͣCSƷ•upʧVēp_@ЩԪĿɿPҪ

    ͵İ댧wҪஔؓd͑¹@һcڸ߉SiCȞ@ ʹÉgѭh᲻Ժ˲B\Ӻ͵͹늈ض܌°댧w^ʧЧ

    ƫضȲ (BTI)

    BTI Ӱ푹aƷɿԵһNҊϻF ڽ늽丽ڽ늺ɵĮa@NF "ͨ "Ķֵ늉p_Pٶ

    ؓƫضȲ (NBTI) MOSFET ҪɿԆ}֮һͨSwܵϻu@F@һcږŘOԴO늉ֵؓ򌦖ŘOʩؓƫȞ@

    rŘO (TDDBTime-Dependent Gate Oxide Breakdown)


    TDDB ָڹ^ڳmʩӵƫ͵늴ݗӰŘOпܓpĬF @һNϻʧЧCư댧waƷʹÉ

    ʺ͟Ӱ

    τҵĹѭhMOSFET˲rܮa^늉늉mȻƴʩSrgpӿЧʹǜp˵ĄӑBԕӰĿɿ

    ڰ댧wϵĽY\еPIr׵IJͬ^ԲͬٶsտsrҺͷ͵ğѭhԪp

    pOϻ

    SiC MOSFETwOܑpOϻ܌¡ͨBµ@wOƫÕr^|l@NϻЕrҲFǰ늉ƯƻPB©ҊڬFӌӻλeBPDsļͨ^OӋӌӲa^MВA@N

    _댧wɿ

    SiC ֮һİɭonsemi Ҫ_ SiC aƷ܉MһõҪͱᘌ SiC YƏV|ͿɿĿ

    ҪJRSiCľĶ_ɿĹl˽ʧЧģʽ͙CPҪͨ^׷@ЩʧЧģʽ͙Cͨ^Ա¶cƶmʩ

    ĿAc

    SܵSiC߀漰LڵϵyPҪSiCĜyԇҪoܷϑõA


    ˼̼ʧЧģʽ˽ɭ|ĿһԪĈFаcǰаlÜyԇʧЧˆT ͨ^cصĴW͌Iоĺ@һĿõMһӏ

    A|JC

    A|JCҲQ|JCҪPעA^ĿǴ_պϸ̼ӹоAзăڸ߿ɿˮƽ @Sκ SiC ɿPI龧Aȱݼȿ܌·brFҲڮaƷĺډгF}

    _LڵĿɿɭ_lһϵķҕXӺYxּȱݵľ

    A칤ˇʼrגڴ^ʹ˸ۙԄӷgRe͸ۙȱa^ΙzPIEReȱݣD3


    D 3ǰеĒ͙z

    늚YxҲڶAΌʩ羧A՜yԇϻyԇ;AԼӑBƽֵyԇ늚⮐ֵоAҪ܏ص׵ԄӻSzаҕXȱݵRe

    Vyԇ

    oՓSiCaƷ_l^߀ڮaƷijma^ɭMһϵеĜyԇּڜyԇa^̣AaƷb͑Üyԇ|Ϳɿ

    늺(QBD)yԇ

    ɭʹ QBD uŘO|һNֱӶЧķcŘOȟoP ɭķҜŒƫÖŘOʩ 5 mA/cm2 @NƉԜyԇھȺ`ȷ泬^˾늉 QBD yԇ܉zyڷֲеļ΢

    D 4 @ʾƽSiCSiŘO܌ȜyԇY


    D 4SiC NMOS 1200 V 40 m EliteSiC MOSFET Si MOSFET aƷ QBD yֵ

    ڱ^QBD ܣcŘOȟoPrͬ˷QɭƽSiCăܱSi 50  @@ʾSiCܺͿɿԷľ޴wS

    a^ÿaƷĖŘO|ͨ^SiC MOSFETaƷIJɘQBDce2.7 mm x 2.7 mmNMOSMЌȁuOˇĘ˜Դ_κήֵ޳

    TDDB yԇ

    ˴_SiCaƷĉɭMˏVTDDByԇ@Щyԇhh˳ҎlD5չʾһSiCaMOSFETTDDByԇʾԓ175CĜض½һϵЖŘO늉cӷ@P늈Ӱ


    D 5SiC a MOSFET TDDB 175oC ͵ 9 MV/cm rđ

    ʹñصģږŘO늉 21V rAyʧЧrg20@hԓ̖ҎĹ늉18V

    šܷwϵ

    QBDTDDByԇ֮ɭ߀ڹ˾ȲԼcČWgоˆTMһϵЏVČ

    pOϻӑByԇBTIϻyԇڃȵȫלyԇһNVĿšܷwϵּڌAKîaƷMȫyԇ@_˰ɭĮaƷ܉򃶬FSiCijZЧӿ_Pٶָ֧늉ԼɿԸ_طϿ͑ϵyҪ

    2023 11  ɭ˹工˵ Piestany _OM늄܇ϵyÌMһU䑪Üyԇ ԓּڞ늄܇ͿԴ׃һϵyQ_lṩ֧ ԓҰNМyԇÓ AVL ȘI̵֪ĽQ

    ̼--Јʂ;wļg

    Ҏģ SiC ߀RһЩ댧wҪIJˏVĜyԇĿ簲ɭ_չĜyԇĿИIԓ SiC ĿɿԺܸеn

    ĸҪ늄܇ͿԴDQSiC gɞ鹤̎x ^ȥӹ̎fҪҵͶЈܺͿɿԷ挍FwSԪ͑üQO SiC gs@һc

    ĵַhttp://www.portaltwn.com/thread-887423-1-1.html     ӡ퓡

    վžDdWѰlĿڂfͷϢWٝͬ^c͌挍ؓ؟°wԭ߼ԭ̎漰Ʒ}҂˵Ҫһrgh
    Ҫ䛺ſ԰luՓ | ע

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