河北快3走势图

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英飞凌IGBT厂家 > 英飞凌IGBT模块驱动 > IGBT的封装失效机理

IGBT的封装失效机理

编辑 :

SHENZHENYISHENGTONGKEJIYOUXIANGONGSI

时间 : 2018-12-18 20:59 浏览量 : 146

IGBT


河北快3走势图IGBTSHIYIZHONGFEICHANGZHONGYAODEDIANLIDIANZIQIJIAN。TABUJINJUYOUGONGLVMOSFETDEDIQUDONGGONGLVHEGAOKAIGUANPINLVDEYOUDIAN,ERQIEJUYOUDAGONGLVJINGTIGUANDIDAOTONGDIANYAHEGAODAOTONGDIANLIUDEYOUDIAN。TAKEYIZAIRENHESHIJIANGUANDUANDAOTONGDIANLIU,BIMIANLEPUTONGJINGZHAGUANZHINENGZAIBANBONEIGUANDUANDEQUEDIAN。TASHIDIANLIDIANZILINGYUHENYOUQIANTUDEDAGONGLVBANDAOTIQIJIAN。


IGBTYOUCHENGJUEYUANZHASHUANGJIJINGTIGUAN,SHIDIANLIBANDAOTIQIJIANDISANCIJISHUGEMINGDEDAIBIAOCHANPIN。GUANGFANYINGYONGYUGUIDAOJIAOTONG、HANGTIAN、CHUANBOQUDONG、ZHINENGDIANWANG、XINNENGYUAN、JIAOLIUBIANPIN、FENGLIFADIAN、DIANJIQUDONG、QICHEDENGXINGYE。TAZICHUANGLIYILAIYIJINGYOUDAYUE30NIANLE。TASHIXIANLE12YINGCUNDEGUIPIANHE6500FUDEGAODIANPING。

igbt


IGBT的封装失效机理


河北快3走势图IGBTMOKUAIZHUYAOYOUDUOPIANHUNHEXINGIGBTXINPIANZUCHENG,TONGGUOLVXIANJINXINGDIANLIANJIE。ZAIBIAOZHUNDEIGBTFENGZHUANGZHONG,DANGEIGBTHAIJIANGJUYOUXULIUERJIGUAN,RANHOUDALIANGGUININGJIAOJIANGBEIJIAOZHUDAOXINPIANZHISHANG。ZUIHOU,TAJIANGBEIBAOZHUANGZAISULIAOWAIQIAOZHONG。


igbt模块内部结构

IGBTDANYUANDEDUIDIEJIEGOURUTU1-1SUOSHI。


河北快3走势图CONGSHANGDAOXIA,TAYOUSANBUFENZUCHENG:XINPIAN,DBC(DINGXIANGJIANHETONG)HEJINSHUSANREQI(TONGCHANGSHITONG)。DBCYOUSANCENGCAILIAOZUCHENG,SHANGXIACENGWEIJINSHUCENG,ZHONGJIANCENGWEIJUEYUANTAOCICENG。YUTAOCIJIPIANXIANGBI,DBCJUYOUGENGQINGDEZHONGLIANG、GENGHAODEDAOREXINGHEGENGHAODEKEKAOXING。


2 IGBT封装失效机制


DIANLISHEBEIDEKEKAOXINGSHIZHISHEBEIZAITEDINGTIAOJIANXIAZHIXINGTEDINGGONGNENGDENENGLI,TONGCHANGYISHIYONGSHOUMINGLAIBIAOSHI。BANDAOTIQIJIANZHUYAOYONGYUSHIXIANDIANLIUKAIGUAN,ZHEIJIANGDAOZHIJIAODADEGONGLVSUNHAO。DIANLIDIANZIXITONGDEREGUANLIYIJINGCHENGWEIXITONGSHEJIZHONGZUIZHONGYAODEBUFEN。ZAIDIANLIDIANZIQIJIANDEGONGZUOGUOCHENGZHONG,SHOUXIANYAOJIEJUEDESHIREWENTI,BAOKUOWENTAIWENDU、WENDUXUNHUAN、WENDUTIDUYIJIFENGZHUANGCAILIAOZAIGONGZUOWENDUXIADEPIPEI。


YOUYUIGBTCAIYONGCENGYAFENGZHUANGJISHU,BUJINTIGAOLEFENGZHUANGMIDU,ERQIESUODUANLEXINPIANJIANDAOXIANDEHULIANZHANGDU,CONGERTIGAOLEQIJIANDEYUNXINGSUDU。RANER,YOUYUZHEIZHONGJIEGOU,IGBTDEKEKAOXINGSHOUDAOLEZHIYI。BUNANXIANGXIANG,IGBTMOKUAIFENGZHUANGCENGDESHIXIAOZHUYAOFASHENGZAIJIANHEXIAN、XINPIANHANJIE、JIBANHANJIEDENGLIANJIECHU。


ZAIZHENGCHANGGONGLVHUOWENDUXUNHUANZHONG,XINPIAN、HANLIAOCENG、JIBAN、DIBANHEFENGZHUANGWAIQIAOJINGLIBUTONGCENGDEWENDUTIDU。REPENGZHANGXISHU(CTE)SHICAILIAODEYIXIANGZHONGYAOXINGNENGZHIBIAO。TASHIZHIZAIYIDINGDEWENDUFANWEINEI,MEIDANGWENDUSHANGSHENG0°SHI,XIANCHICUNDEZENGZHANGYUCAILIAOZHANGDUDEBILV。TU1-2SHIIGBTDUIDIEJIEGOUZHONGCHANGYONGDECAILIAODEREPENGZHANGXISHU。YOUYUGECAILIAODEREPENGZHANGXISHUBUTONG,DANGWENDUBIANHUASHI,BUTONGCAILIAODEREYINGBIANYEBUTONG,HULIANCENGJIANDEJIETOUHUIYINREYINGLIERDAOZHIPILAOSUNSHI。YINCI,QIJIANDEREXINGWEIYUMOKUAIFENGZHUANGDEJIEGOUMIQIEXIANGGUAN。YANJIUBIAOMING,GONGZUOWENDUMEISHANGSHENG10℃,YOUWENDUYINQIDESHIXIAOLVJIUHUIFANBEI。

igbt热膨胀系数

TU1-3SHUOMINGLEIGBTMOKUAIZAIYUNXINGGUOCHENGZHONGRONGYIFASHENGPILAOMOSUNDEDIAN。

igbt模块失效多发区

铝连接导体的脱离


河北快3走势图IGBTZHONGDELVJIEHEXIANTONGCHANGZHIJINGWEI300-500μm,QIHUAXUECHENGFENYINZHIZAOSHANGERYI。RANER,ZAIJIHUSUOYOUQINGKUANGXIA,TONGGUOZAICHUNLVZHONGTIANJIAQIANFENZHIYIDEHEJIN,LIRUGUIMEIHUOGUINIEHEJIN,KEYIDADATIGAOLVDEYINGDU,BINGQIEKEYIKONGZHINAIFUSHIXING。YOUYUZHANGDUBUCHENGBILI,BINGQIESHAOWEIYILAIYUCHENDIDEWENDU,SUOYIJIEXIANDEDIANLIURONGLIANGJIANGJIANGDI。ZUIDAZHILIUDIANLIUYOUDAOTIBENSHENDEOUMUREXIAOYINGYINQIDERONGHUASUOXIANZHI。YOUYULVJIANHEXIANZHIJIEYUXINPIANHUOYALIHUANCHONGQILIANJIE,YINCINENGGOUCHENGSHOUJIAODADEWENDUBIANHUA,IGBTMOKUAIYOUJUYOUBUTONGREPENGZHANGXISHUDECAILIAOZUCHENG。ZAIGONGZUOGUOCHENGZHONG,HUICHUXIANMINGXIANDEREPILAO。SUIZHEGONGZUOSHIJIANDEYANZHANG,ZHEIZHONGPILAOXIANXIANGJIANGYUELAIYUEMINGXIAN,HANSIBENSHENDEOUMUXIAOYINGJIANGYUELAIYUEMINGXIAN,ZUIZHONGZAIHANSIGENBUCHANSHENGLIEWEN。LVDAOTIDEGAIZAO


ZAIREXUNHUANSHIYANZHONG,REPENGZHANGXISHUDESHIPEIHUIYINQIZHANJIEMIANDEZHOUQIXINGJICHUHELABA,ZHEIYUANYUANCHAOCHULECAILIAOBENSHENDEPENGZHANGFANWEI。ZAIZHEIZHONGQINGKUANGXIA,YALIHUIYIBUTONGDEFANGSHISHIFANG,RUKUOSANRUBIAN、KELIHUAYI、WEICUODENG。LVDEZHONGSUDAOZHIJIECHUBIAOMIANYOUXIAOMIANJIDEJIANXIAO,CONGERDAOZHIZUDANGDIANZUDEZENGJIA。ZHEIYEJIESHILEWEISHENMEVceSUIZHEZHOUQIXINGCESHIERXIANXINGZENGJIA。


焊料疲劳和焊料空隙


XINPIANYUJIBANZHIJIANDEHANLIAOCENGYOUYUREPENGZHANGXISHUDECHAYIERCHANSHENGDELIEWENJIANGZENGJIADAOTIDEJIECHUDIANZU,DIANZUDEZENGJIAJIANGDAOZHIOUMUXIAOYINGDEZENGQIANG,SUOYIZHENGWENDUFANKUIJIANGSHILIEWENYUELAIYUEYANZHONG,ZUIZHONGDAOZHItSHEBEIGUZHANG。HANLIAOCENGZHONGDEKONGXIHUIYINGXIANGWENDUDEREXUNHUAN,JIANGDIQIJIANDESANREXINGNENG,YEHUICUJINWENDUDESHENGGAO,CONGERJIASUMOKUAIDESUNHUAI。CIWAI,YINGLIHEYINGBIANZHIJIANCUNZAIZHIHOU。ZAILIANXUDEWENDUXUNHUANGUOCHENGZHONG,CAILIAODEXINGZHUANGSHISHIBIANHUA,ZENGJIALEHANLIAODEREPILAO。CIWAI,YOUYUGONGYIWENTIYINRUHANLIAOZHONGDEKONGXIHUIYINGXIANGGONGZUOGUOCHENGZHONGDEREXUNHUAN,DAOZHIJUBUWENDUGUOGAO,ZHEIYESHIMOKUAISHIXIAODEZHONGYAOYUANYIN。


晶圆与陶瓷裂纹


河北快3走势图ZAIIGBTQICENGJIEGOUZHONG,REPENGZHANGXISHUDESHIPEIHUIJIMEIYICENGDAILAIHENDADEJIXIEXIAOYING。


QIANGDIAO。ZAIWENCHAQINGKUANGXIA,GECENGDEBIANXINGSHIBUTONGDE,TONGYICENGCAILIAODEBUTONGBUWEIYOUYUWENDUFENBUDEBUTONGERDAOZHIBUTONGDEBIANXINGCHENGDU,CONGERBUKEBIMIANDICUNZAIJUBUYINGLIGUODADEWENTI,CONGERDAOZHICAILIAODEKAILIE。


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