河北快3走势图

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英飞凌IGBT厂家 > 英飞凌igbt模块资讯 > IGBT驱动电路的一些作用

IGBT驱动电路的一些作用

编辑 :

SHENZHENYISHENGTONGKEJIYOUXIANGONGSI

时间 : 2018-09-20 22:14 浏览量 : 41

你对IGBT了解多少?本文在分析了IGBT驱动河北快3走势图条件后,讲解了一些常见的IGBT驱动电路并指出各自优缺点。归于经验总结笔者自行设计了一种简单、实用的新型IGBT驱动电路,供大家借鉴学习。经过验证,该电路具有经济、实用、安全、可靠等优点,同时,IGBT过电流保护的功能也能很好的体现,是有着光明应用前景的电路之一。


  1 YINYAN


  JUEYUANMENJISHUANGJIXINGJINGTIGUAN(Isolated Gate Bipolar Transistor)JIANCHENGIGBT。YECHENGJUEYUANMENJIJINGTIGUAN。YOUYUIGBTNEIJUYOUJISHENGJINGZHAGUAN,SUOYIYEKECHENGZUOWEIJUEYUANMENJIJINGZHAGUAN,TASHIBASHINIANDAIZHONGQIFAZHANQILAIDEYIZHONGXINXINGFUHEQIJIAN。YOUYUTAJIANGMOSFETHEGTRDEYOUDIANJIYUYISHEN,JIJUYOUSHURUZUKANGGAO、SUDUKUAI、REWENDINGXINGHAOHEQUDONGDIANLUJIANDANDEYOUDIAN,YOUYOUTONGTAIDIANYADINAIYAGAODEYOUDIAN,YINCIFAZHANHENKUAI,BEISHOUHUANYING,ZAIDIANJIQUDONG、ZHONGPINHEKAIGUANDIANYUANYIJIYAOQIUKUAISU、DISUNHAODELINGYU,IGBTYOUQUDAIMOSFETHEGTRDEQUSHI。DANZAIIGBTSHIJIYINGYONGZHONGYIGEYAOZHONGDIANKAOLVDEWENTISHIQIZHAJIQUDONGDIANLUSHEJIDEHELIYUFOU,ZAICIWOMENZIXINGSHEJILEYIZHONGJIANDANERSHIYONGDEQUDONGDIANLU,BINGQUDELEHENHAODEXIAOGUO。


  2 IGBTDEQUDONGTIAOJIAN


  IGBTDEQUDONGTIAOJIANYUTADEJINGTAIHEDONGTAITEXINGMIQIEXIANGGUAN。ZHAJIDEZHENGPIANYA+VGE、FUPIANYA-VGE HEZHAJIDIANZURG DEDAXIAO,DUIIGBTDETONGTAIDIANYA、KAIGUANSHIJIAN、KAIGUANSUNHAO、CHENGSHOUDUANLUNENGLIYIJIdVCE/dtDENGCANSHUDOUYOUBUTONGCHENGDUDEYINGXIANG。MENJIQUDONGTIAOJIANYUQIJIANTEXINGDEGUANXIRUBIAO1SUOSHI。

  

1537452532364192.

  BIAO1 MENJIQUDONGTIAOJIANYUQIJIANTEXINGDEGUANXI


  1、ZHENGPIANYA+VGEDEYINGXIANG


  DANGVGSZENGJIASHI,TONGTAIDIANYAXIAJIANG,IGBTDEKAITONGNENGLIANGSUNHAOXIAJIANG,DANSHIVGE BUNENGSUIYIZENGJIA,YINWEIVGE ZENGJIADAOYIDINGCHENGDUZHIHOUDUIIGBTDEFUZAIDUANLUNENGLIJIdVCE/dtDIANLIUYOUBULIYINGXIANG。


河北快3走势图  2、FUPIANYA-VGEDEYINGXIANG


河北快3走势图  FUPIANYAYESHIHENZHONGYAODEMENJIQUDONGTIAOJIAN,TAZHIJIEYINGXIANGIGBTDEKEKAOYUNXING。SUIRAN-VGEDUIGUANDUANNENGHAOMEIYOUXIANZHUYINGXIANG,DANFUPIANYADEZENGGAOHUISHILOUJILANGYONGDIANLIUMINGXIANXIAJIANG,CONGERBIMIANGUODADELOUJILANGYONGDIANLIUSHIIGBTFASHENGBUKEKONGDEQINGZHUXIANXIANG。


  3、MENJIDIANZURGDEYINGXIANG


河北快3走势图  MENJIDIANZUZENGJIA,SHIIGBTDEKAITONGYUGUANDUANNENGHAOJUNZENGJIA,MENJIDIANZUJIANXIAOYOUSHIdi/dtZENGDA,KENENGYINFAIGBTWUDAOTONG,TONGSHIRGSHANGDENENGHAOYEYOUSUOZENGJIA。SUOYITONGCHANGRGYIBANQUSHIJIOUDAOJIBAIOUZHIJIAN。


河北快3走势图  YINCI,WEILESHIIGBTNENGGOUANQUANKEKAODEDAOTONGHEGUANDUAN,QIQUDONGDIANLUBIXUMANZUYIXIATIAOJIAN:


河北快3走势图  YOUYUSHIRONGXINGSHURUZUKANG,IGBTDUIMENJIDIANHEJIJUHENMINGAN,YINCIYAOBAOZHENGYOUYITIAODIZUKANGZHIDEFANGDIANHUILU。


河北快3走势图  MENJIDIANLUZHONGDEZHENGPIANYAYINGWEI+12—15V,FUPIANYA-2—-10V。


  QUDONGDIANLUYINGYUZHENGGEKONGZHIDIANLUZAIDIANWEISHANGYANGEGELI。


  MENJIQUDONGDIANLUYINGJINKENENGJIANDANSHIYONG,JUYOUDUIIGBTDEZIBAOHUGONGNENG,BINGYOUJIAOQIANGDEKANGGANRAONENGLI。


  3 CHANGJIANDEIGBTQUDONGDIANLU


  1、CAIYONGMAICHONGBIANYAQIGELIQUDONGIGBT


河北快3走势图  DIANLURUTU1SUOSHI,ZHEIZHONGDIANLUJIEGOUJIANDAN,YINGYONGLELIANJIADEMAICHONGBIANYAQISHIXIANIGBTZHUDIANLUYUKONGZHIDIANLUDEGELI。QIXINGNENGDEHAOHUAIQUJUEYUMAICHONGBIANYAQIDEZHIZUO,YINGJINLIANGJIANXIAOMAICHONGBIANYAQIDELOUGANKANG,BINGCAIYONGGAOTIEYANGTITIEXIN,ZUIGAOGONGZUOPINLVKEDA40KHz。

  

1537452574427226.

  2、CAIYONGGUANGOUHEQIJICMOSQUDONGIGBT


  DIANLUTURUTU2SUOSHI,GAIDIANLUZISHENDAIGUOLIUBAOHUGONGNENG,GUANGOUHEQIJIANGMAICHONGKONGZHIDIANLUYUQUDONGDIANLUGELI,4011DESIGEYUFEIMENBINGLIANGONGZUOTIGAOLEQUDONGNENGLI,HUBUJINGTIGUANV1、V2JIANGDIQUDONGDIANLUZUKANG,TONGGUOR1、C1YUR2、C2HUODEBUTONGDEZHENG、FANXIANGQUDONGDIANYA,YIMANZUGEZHONGIGBTDUIZHAJIQUDONGDIANYADEYAOQIU。GAIDIANLUYOUYUSHOUGUANGOUHEQICHUANSHUSUDUDEYINGXIANG,QIGONGZUOPINLVBUNENGTAIGAO,TONGSHISHOU4011XINGCMOSDIANLUZUIGAOGONGZUODIANYADEXIANZHI,SHI+VGEHE-VGEDEFUZHIXIANGHUQIANZHI,BINGSHOUDAOXIANZHI。

  

1537452608829763.

  3、YONGZHUANYONGHUNHEJICHENGQUDONGDIANLU


  MUQIAN,GUOWAIHENDUOSHENGCHANIGBTQIJIANDEGONGSI,WEILEJIEJUEIGBTQUDONGDEKEKAOXINGWENTI,FENFENTUICHUIGBTZHUANYONGQUDONGDIANLU,RUMEIGUOMOTOROLAGONGSIDEMPDXILIE、RIBENDONGZHIGONGSIDEKTXILIE、RIBENFUSHIGONGSIDEEXBXILIEDENG。ZHEIXIEQUDONGDIANLUKANGGANRAONENGLIQIANG,JICHENGHUACHENGDUGAO,SUDUKUAI,BAOHUGONGNENGWANSHAN,KESHIXIANIGBTDEZUIYOUQUDONG,DANYIBANJIAGEBIJIAOANGGUI,DUIYUPUTONGYONGHUHENNANJIESHOU。


河北快3走势图  4 XINXINGSHIYONGQUDONGDIANLU


  GAIDIANLUJUYOUYIXIATEDIAN:


  GAIDIANLUNENGGOUCHANSHENG+15VHE-5VDIANYA,BAOZHENGLEIGBTDEKEKAODAOTONGYUGUANDUAN。


  GAIDIANLUCAIYONGGAOSUGUANGOUSHIXIANLEKONGZHIDIANLUYUZHUDIANLUDEGELI。


  GAIDIANLUJUYOUIGBTGUODIANLIUBAOHUGONGNENG,NENGGOUYOUXIAODEBAOHUIGBT。


  GAIDIANLUCAIYONGTUIWANSHISHUCHUFANGSHI,CONGERJIANGDILEQUDONGDIANLUDESHUCHUZUKANG。


  SHIYONGYUDUOZHONGXINGHAOIGBTDEKEKAOQUDONG。


河北快3走势图  DIANLUTURUTU3SUOSHI,CAIYONGYOUGAOSUGUANGOUH11L1、NPNHEPNPXINGSANJIGUANZUCHENGTUIWANSHISHUCHUDIANLU。BIANYAQIFUBIANSHUCHUJIAOLIU18VDIANYA,JINGZHENGLIUQIAOBIANCHENGZHILIU,470uF/50VDEDIANRONGLVBO,ZUOWEIIGBTQUDONGDIANLUDEGONGZUODIANYA。DANGIGBTDEDIANLIUXIAOYUSHEDINGGUODIANLIUXINHAODESHIHOU,BIJIAOQIFUSHURUDUANDIANYAXIAOYUZHENGSHURUDUANSHEDINGDEDIANYAZHI,CISHIBIJIAOQISHUCHUGAODIANPING。DANGIGBTDEDIANLIUDAYUSHEDINGGUODIANLIUXINHAODESHIHOU,BIJIAOQIFUSHURUDUANDIANYADAYUZHENGSHURUDUANSHEDINGDEDIANYAZHI,CISHIBIJIAOQISHUCHUDIDIANPING。DANGBIJIAOQISHUCHUXINHAOYUKONGZHIXINHAOXIANGYUHOUSONGDAOGAOSUGUANGOUHEQI。ZHENGCHANGQINGKUANGXIABIJIAOQISHUCHUGAODIANPING,DANGKONGZHIXINHAOWEIGAODIANPINGSHI,YUMENSHUCHUGAODIANPINGSHIGUANGOUHEQIDAOTONG,JINGTIGUANN1JIJIMEIYOUDIANLIUERGUANDUAN,CISHIDIANLIUKEJINGR3、N2DEJISHEJI、R6、Z3、Z4、Z2XINGCHENGSANJIGUANN2DEJIJIDIANLIU,N2KAITONG,YOUYUZ2SHI15VWENYAGUAN,SHUCHUDIANYAQIANWEIZAI+15V,QUDONGIGBTDAOTONG;FANZHI,DANGKONGZHIMAICHONGXINHAOWEIDIDIANPINGSHI,YUMENSHUCHUDIDIANPINGSHIGUANGOUHEQIJIEZHI,SANJIGUANN1CUNZAIJIJIDIANLIUERDAOTONG,N1DEJIDIANJIDIANYABIANDI,N2JIEZHI,DIANLIUJINGR4、Z4、R6、P1、N1XINGCHENGP1 GUANDEJIJIDIANLIU,P1DAOTONG,SHUCHUDIANYAQIANWEIZAI-5V,SHIIGBTGUANDUAN。DANGIGBTCHUYUGUODIANLIUZHUANGTAISHI,BIJIAOQISHUCHUDIDIANPING,CISHIWULUNKONGZHIXINHAOWEIGAODIANPINGHAISHIDIDIANPING,YUMENSHIZHONGSHUCHUDIDIANPING,YOUYISHANGKEZHICISHIQUDONGDIANLUYIZHISHUCHU-5V DIANYAERSHIIGBTYIZHICHUYUGUANDUANZHUANGTAI,CONGERDUIIGBTDEGUODIANLIUJINXINGLEYOUXIAODEBAOHU。


  5 ZONGJIE


  这款新型的IGBT驱动电路既简单又实用,经长期实践证明,使用时不用再有后顾之忧,对于诸多优势在文中也有详细介绍。再有,该电路适用于各种型号的IGBT,为普通IGBT用户节省大量资金,更是电源工程师的不二之选。(英飞凌igbt厂家


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