ѧϰ | Ϊʲô˵ԴĺIGBT

?2019-01-30

Դ˵ءVCUBSMЧʶȱռ䣬ռĵ֣ĵԪIGBT(Insulated Gate Bipolar TransistorԵդ˫;оƬҪӵġ

image.png

IGBTԼռϵͳɱһ룬ϵͳռɱ15-20%Ҳ˵IGBTռɱ7-10%dz֮ɱڶߵԪҲԴЧʡ

ҪIGBTԴķͿյһҲҪIGBTԴֱ׮ͻĺҲIGBTܣֱ׮30%ԭϳɱIGBTһҪ 500 IGBT ģ飬Ҫ100IGBTģ飬һڵҪ50-80 IGBT ģ顣

HVIGBTѾΪҵĬϵı׼йĸٻIGBTȫ¢ϣͬʱŷ޵İ˹ͨӡӰ͵ҲһϲIGBT

image.png

ϵңӢ˼е綯IGBTйķ޷԰Σڵ2500Vгһ

image.png

2016ȫ綯Լ200˴Լ9ԪIGBTܣƽÿԼ450Ԫǵ綯IJ

У϶PHEVԼ77ÿҪԼ300ԪIGBT綯Լ123ƽÿʹ540ԪIGBTʵĴ繫õIGBTܳ1000Ԫ

image.png

ʲô IGBT

IGBTBJT˫ܣMOSԵդͳЧӦܣɵĸȫ͵ѹʽʰ뵼

ǰĸֵȣIGBTص㣺迹ɲͨõͳɱ·ٿԣͨ״̬ġ

IGBTMOSFETĸ迹GTRĵ͵ͨѹŵ㣬ۺܷռƣdzʺӦֱѹΪ600Vϵıϵͳ罻ƵصԴ·ǣ

image.png

ͼҪͨȵ(PWM)ķʽIGBTأDCתACص)ߴACתDCأɲʱգ

ڻ϶⣬⻹һķ䷢磬ȻͨIGBTģAC/DCתس硣DMУ÷Գ䵱á

IGBTʽʵģ飨Moduleǵܡģ3

оƬԾԵʽװϣ

ܿǷװĸǸѹ֬߹֬ԼܵԾԵϣ

ͬһ̡ͬһϵеIJƷIGBTģļͬȹIGBT ܻͬ

ģҪ¼

IGBTоƬIGBTĵ

IGBTоƬضĵ·ʽϣšȫŵȣԼⲿ·ӵĸԡ

IGBTоƬͬһϣڶɢIGBTоƬ֮һȰ壬ɿ

һģڵĶIGBTоƬģ̵ɸѡһԱ۷ԪҪá

ģжIGBTоƬ֮ʽĵܽⲿȣ·ָãߵиС

ģⲿ߶Ӹʺϸѹʹӡͬһ̵ͬϵвƷģߵѹȼһIGBT ܸ 1-2ȼܲƷߵѹΪ1700Vģ2500V3300V ߵѹIJƷ

image.png

ԲϵһСȫܵԪΪCellԲָСԪIGBT ܻģһԪоƬԪϳΪIGBTĹо

һIGBTоΪģһԪҲΪģ鵥ԪģĹоģ鵥ԪIGBTоղƷģ鵥ԪûжķװожķװΪһIGBTܡ

һֽIPMģ飬żͱ·ҲװIGBTģڲǸЩĹʦõģƵȻ̫߿

ܵļ۸ҪԶģ飬ǵܵĿɿԶģ顣ȫ˹Щٵ綯⣬ȫʹģ飬ֻ˹Գɱӳ̶Զڶӳ̶ȡ

image.png

˹Model Xʹ132IGBTܣӢṩкΪ96ǰΪ36ÿܵļ۸Լ4-5ԪϼƴԼ650Ԫ

ģĻҪ12-16ģ飬ɱԼ1200-1600Ԫ˹ʹõܵԭҪdzɱ书ʱһĵ綯Ҫ٣ƿڶ̣òõơ

ȱI3ӢHybridPACK 2ģƣÿģں6IGBT750V/660AֻҪģ鼴ɣСɱԼ300Ԫ

ӢHybridPACK 2ģƣÿģں6IGBT750V/660AֻҪģ鼴ɣС

ԴϵͳԱȣ

image.png

ԿĹܶǹܶȵң޴

image.png

IGBTĿǰѾչ7.572012ƳĿǰˮƽԿ7.5ͬʱIGBTһSiCѾձȫռĴ󳧻FujiRohmСSiCԪҹĿǰͣڵˮƽϣ20ϡ

IGBTĹؼɢȺͱ幤

IGBTĹؼ㣬һɢȣDZ幤ա

IGBT湤պͱ׼BCDLDMOSûڱ棬湤м㣬ǼԼҪ6-8ף̫Ƭ̫ûЧע룬עһ㱡㣬ĴҪעףƬͺܱˣעƬ

ȻϴڱһѻAlloyΪƬ̫ƬӢرó

image.png

*ȫIGBTҵ

ЩղҪͬʱҪԹտ豸ֻжߺ豸dzͨҵʤΡ

image.png

*EVùģװչ

ԵԺIGBTDZѾھIJˣҶѾתƵIGBTķװϣҲɢȡ

IGBTɢЧҪȹҵҪߵö࣬¶߿ɴ20ȣͬʱҪǿ漶IGBTԶڹҵ֮ϡ

ҵIGBT복漶IGBTԱȣ

image.png

ɢȵĵһ㣬 IGBTģڲĵȵܡܹѭ IGBTģڲ߼˴߼ϡ ٵͭ߼ϵḶ́ܶȡ?

ڶ㣬µĺӹգͳΪǦϽ ɱռ򵥣 ڻȾ⣬ ҳùģоƬ¶ѾӽǦ۵㣨220棩

¼ҪУսἼ˲̬Һɢӡ봫ͳȣ սἼĵԡԸã иߵĿɿԡ

˲̬Һɢͨ⹤γɽϽ㣬 ۵ȴͳϸߣ еܸáʹóӡ

㣬ĽDBCģװ壬ɢ裬 ȿɿԣ Сͳɱȡ AlN AlSiC Ȳȡ DBC еAl2O3Si3N4ȳմɣȵʸߣSi ϵϵƥá

⣬͵ɢȽṹ Pin Finṹ Shower Powerṹ ܹŽģ裬ɢЧʡ

image.png

ĵ㣬ģɢȵװѹӼ

ɢȵĹؼDzϣϿѧһһѧ֣йⷽdzձңңȣڵ¹֮ϣ֮ϡ

IGBTһSiC̼裩Ѿո¶ͷǣҪԣȫʵʷSiCо80Ϳʼˣȫ30ꡣ

SiCܽԴЧ10%ԴЧЧļͱʾSiCͷͬȵҪԡ

SiCжҪ

image.png

ĿǰSiCӦҪ棬һǼ۸۸ǴͳSiIGBT6ǵŸš SiCĿƵԶڴͳSiIGBT·Ѿ޷ԡ

SiCǹؼձҵܶӢ20167¾չCREEµĵԴRFţWolfspeedľSiC弼

20172£ͶίԱᣨCFIUSԹϵҰȫԭչ֮ԷչDZΪٵȽҵձ˵SiC嶼û˿Ѷȣ⡢ķʿ֥Լ죬ȫڲļⷨ뵼弼Ҳ

2014520գSiCҪԣرٿŷᣬװоSiCʰ뵼塣

image.png

↑ļSiCܵ4Ӣ磨100mmԲSiCܵ4Ӣ羧Բң


Ŀǰз춯ļʹSiCоǷȼϵعҲʹSiCԼȼϵسʹķSiCMOSFETĿǰSiCõ4Ӣ羧Բߣֻ6Ӣߣɱϵ͡

ԴǼ/L





㣬ȷҪɾ¼