IGBT驱动模块EXB841剖析-张青

19944GIBTEXB841:EXB841,GIBT.。:IGBTAnalysisofIGBTDrivingModuleEXB841ZhangQingKangYongChenJianAb,traet:TheeocnreteeireuitwithanalysisofEXB84115giveninthispaper.It15provedthattheeireuitandanalysisarepreeisebytheeomputersimulationresultsandtheexperimentalersults.、~GIBT(IsolatdeGateBipolarTransistor),80。MOSFETGTR,MOSFET、、,GTR、,,、、(UP)S,MOSFETGTR。IGBT,。EXB841IGBT,IGBT,,,、。。MOSFETGTR,1。Rdr。IGBTGTR、MOSFET。、IGBT1·IGBTIGBTMOSFETP+,40」KBl,IGBT。(1)IGBT,MOSFET。V,PNP,,VcE。,I。,MOSFET,PNP,I。。(2)IGBT,IcVGE,VGEIC。(3)IGBT,,19944。IGBT,dVeE/dt,C、G,IGBT。(4)IGBT,.IGBT,1200VIGBT3V(IMBI300L1202.7V)。2.IGBT,IGBT。IGBT、IGBT。(1)IGBTMOSFET,2.SV~5.OV,,IGBT,,,IGBT。(2)·,vGE,IGBT。IGBT,IGBT。(3)+VGE。+VGE,IGBT,I。,IGBT,,VGE,12V15V。(4),PNP,vGE,vGEIGBrG、E,Zv10v。(5),IGBT,di/dt,IGBT。(6)IGBT,。(7)I(;BT,IGBT,。3.,IGBT,,,IGBT,Vc。。2,IGBT,vCE,,IGBT。i。(1)IGBT+VGE。,;+V,。ZV3VIGBT,+VGE~15V,5。IGBT,2s,“,’(,12),。,IGBT,IGBT。+VGE15VloV,515,,10。,,IGBT;,“”,VGE+1oV+15V,IGBT,。3。(2)IGBT4119944,,IGBT,,dLi/dt,IGBT。IGBT“”,,IGBT,15V,4。V3,Rl。,V3,IGBTRG,R]。+ZoV,SV。,,。5,6。5!!!!!!!!!!!!!!!!!!!!!!!!!66666666666666666666666666666llllll152··!!!{{{IGBTTT{、}EEEXB841111111111111111111111111111111111111111111111111lll··lllll—!!!}}~~~14!{{{5554444444444444444444444444444444444444444444444444{{{TTTTTTTTTTTTT`·’k“’`ZW}·`]:2:3K「4、EXB8411.EXB8413o0A/1200VIGBT。1,4k0H:50kH:。4261IGBT,EXB841,、,EXB841,7。,。5,EXB841:①;②;③SV。1501(TLP55o)、VZ、V4、VSRi、Ci、RZ、Rg,1501,VZ,V4VS。Vl、V3、V6、VZI、CZ、R3、R4、RS、R6、C3、R7、RS、C4。。6,EXB8416V719944IGBTC,VcE。SVR10、VZZCS,IGBTSV,1501。。}}}R`o_’’1116.SKKKV66666{{{AAAAArrrrr、、、{{{}}}}}}}}}}}}}}}}}}}」」」」」」」」」」」」」」VIIIIIIIIIIIIIVZZZZ】】;;;;;Clllllllllllllllllllllllll{{{F“。”””””…………………5.IYYYYY11156nlllLLL_____7EXB841l()IGBT,V3,EEXB841141510mAZoV,V6,,1501.AV4VS。oV,VlVZ;VZD’(2)ZoV,V4,V6,EXB841EXB8411415,V4RGIGBT1501,AVlVZ,V3V。,Vl;VZ,V4,VS,IGBT+20VR3CZ,VS,EXB8413:,。v(EXB8411r,R3CZ~2.42s(i)SV),IGBT,VeEB,13V,8416“”。Vl。,CZVl,BC13=20(1e`/r,)(2)oV,VZI,t=2.54s(3),IGBT。IGBT1,VcE(3)IGBT,3V,EXB8416EXBs41,VlVZ,V4,VSSV,BC,BCSV,Vlz3IV,SV,,V3,E20V,1.24;vZI13v,v6。,IGBT43J19944,VcE,V7,EXB8416“,BCSV;13V,VZI,V3,C4R7Vs,E,V6D,EXB8413,IGBT。BCSV13V。13=20(1e`/r,)se`/r,(4)t=1.3s(5)c4R7r:=C,R:=4.84s(6)EZoV3.6V。3.620e`/rZ(7)t8.3(8),IGBT(53、61、4)。V(V30.3V,D6VS0.7V)。EXB8411501,VlVZ,VZD。V,V4,VS,IGBT。sv,IGBT。VlCZ、V3,ZoVRSC4,RC=RSC;=48.4(9)E3.6V19V。19=20(1e`/r3)+3.6e`/r3(10)t135s,(11)E135,EXB841,。2.IGBT,EXB841IGBT,.。4425.OV20.OV10.OV0”5100s200s(a)300s400s25.OV20.OVIO.OV0.OV~0s100s200s(b)300s400s25·。V}20.。vl10OV{){“30034005Sl!eses0VV00:n90s(d)100s110s120sVVOCóAh`OVll0550s~250s1001505200s(e)q”s3505400s8(a)3(},)4(e)5(d)(e)319944(1)+20V,SVIGBTVG:-+15V,VGESV,IGBT,,。(2),,。(3),VGE。,EXB8418,,1.5(vZI,R4)VGE,8sVGEoV(EXBs41l)。1。,,VG。,r:,。3.,。(1)EXB8412.5s,8s,“101”。(2)1.5,1·5。r:,:3,10,,,EXB8413VGE+1SV。EXB841C4(3,6V),ZOV14。,140VGE+1SV,,。(3)71501SV,,ExB8411IGBTE,IGBT,,EXB841。,PCB,15018VZZ,(V4、VS),;(4)IGBT,VZZ,。,PCB,VZZR10ExB84112,,VZZEXB841。、,PSpICEEXB841,,8。,EXB841、.9。\-_/(b)//(e)l,(a)s(SV/,Os/)(b)35(:10V/,:SV/,20/)(c)4(:lov/,:sv/,20s/),,。4OkVAUPSk7vAEXB841IGBT,。10。4519944+12V}}}〕〕EEEXB84111{{{---`~~]]]]]]]]]:10、,EXB841、,EXB841IGBT。1.IGBT.,1992,(4)CastinoGete.ProteetingIGBTsAgainstShortCireuit·AN984Clementeete.IGBTCharaeteristiesandAPplieations.AN983.IGBTlC.:19931206(39)()I/O,、、。。(),1987,(4):41~48.CSR.,1993,10(1):60~66:19940415.SCR46