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英飞凌IGBT厂家 > 英飞凌igbt模块资讯 > 氮化镓技术如何应用在适配器和充电器领域?

氮化镓技术如何应用在适配器和充电器领域?

编辑 :

SHENZHENYISHENGTONGKEJIYOUXIANGONGSI

时间 : 2019-03-18 09:50 浏览量 : 28

氮化镓技术如何应用在适配器和充电器领域?

1 简介

KUANDAIXIGONGLVBANDAOTIDESHANGYEKEYONGXINGJIQIMINGXIANGENGHAODEPINZHIYINSHUDUIXUDUOKEHUTICHULEYIXIEJIBENWENTI:JIYUZHEIXIEKUANDAIXIQIJIANDEXITONGJIEJUEFANGANZAIGONGLVMIDUHEXIAOLVFANGMIANYOUDUOHAO?JIYUGUIDEJIEJUEFANGANZAIDUODACHENGDUSHANGKENENGHUISHIYONGGENGFUZADETUOPUJIEGOUHEKONGZHIJISHUQUSHIXIANTONGYANGDEXINGNENG?

BENWENSHITUWEILIANGGEYINGYONGLINGYU,JISHIPEIQIHEJINCOUXINGCHONGDIANQITIGONGZHEIXIEWENTIDEDAAN。

ZUOWEIHENGXIANGGONGLVQIJIANDE GaN HEMT YUQIXIANGYINGDEGUIQIJIANXIANGBIJUYOUDIYIGESHULIANGJIDEZHAJIDIANHEHESHUCHUDIANHE。JIEHEJIHUWEILINGDEFANXIANGHUIFUDIANHE,TAKEYISHIXIANFANXIANGDAOTONGQIJIANDEYINGHUANXIANG。YINCI,GaN ZHICHIGENGJIANDANDETUOPUJIEGOUYIJIYOUHUADEKONGZHIFANGFAZAIRUANKAIGUANHE(BUFEN)YINGKAIGUANZHIJIANWUFENGQIEHUAN。JINGUANDIYAHEZHONGYADENGJIDEGUIJIGONGLVQIJIANDEYINGHUANXIANGSHIKEYIJIESHOUDE,DANDUIYUJISHUTUCHUDE 600V CHAOJIJIEQIJIAN,KEFANGZHIYOUYUSUNHAOHEDIANYAGUOCHONGERDAOZHIDERENHECILEICAOZUO。AC- DC YINGYONGDESHEJIZHEYOUSANZHONGXUANZEWEISHIYONGKUANDAIXIQIJIANZUOXIAYIGEZUIJIATIDAIFANGAN:DANDUANTUOPUJIEGOU,LIRUSHENGYAZHUANHUANQIZUOWEIGONGLVYINSHUXIAOZHENGJI,ZAITUTENGZHU PFC ZHONGTONGGUOXIANGYINGDEKONGZHIFANGFA(RUSANJIAODIANLIUMOSHI(TCM)CAOZUO)YANGEBIMIANYINGHUANXIANG,HUOSHIYONGSHURUCHUANLIANZHUANHUANQIJIAGOU,QIZHONGDIANYAYINGLIFENBUDAOJIGECHUANLIANLIANJIEDEZHUANHUANQIJISHANG。

河北快3走势图SUIRANDANDUANTUOPUJIEGOUKENENGBUFUHEXIAOLVMUBIAO,DANSHUANGSHENGYADENGTIDAIJIEJUEFANGANKENENGWUFAMANZUKONGJIANHUOCHENGBENMUBIAO。JINGUANSHURUCHUANLIANJIEJUEFANGANYIZHENGMINGQINENGGOUDADAOXIAOLVHEMIDUMUBIAO[1],DANKONGZHIFANGFARENGRANJUYOUTIAOZHANXING,BINGQIEKENENGJINXIANYUJIANGCIGAINIANYONGYUGAOGONGLVBUFEN。

DANGSHITUKEFU 65W SHIPEIQIDE 20W/in³MIDUMUBIAOSHI,JINCOUXINGCHONGDIANQIDESHEJIXUANZEMINGXIANSUOXIAO。ZAIDADUOSHUHUOSUOYOUCAOZUOTIAOJIANXIAXUYAOHUISHOULOUDIANGANZHONGDENENGLIANGBINGTIGONGLINGDIANYAKAIGUAN,PAICHULEXUDUODANDUANTUOPUJIEGOUXUANZE。

BENWENTANTAOLE GaN HEMT YUJINCIZHIDEGUITIDAIPINXIANGBIDEJIAZHI。

2 器件原理及概念

YOUYUGaN HEMTYUQIGUIDUIYINGQIJIANZHIJIANCUNZAIJINGZHENG,CHAOJIJIEQIJIANXIANRANSHIZUIJIAXUANZE,RANGWOMENSHOUXIANJIANYAOHUIGUYIXIAZUIXINDEJISHUCHENGJIU。 CHAOJIJIEQIJIANYITUICHUSHIDUONIAN,DAOTONGDIANZUYUELAIYUEDI[2],BINGYINCIJIANGDILEQIJIANJISHENGDIANRONGSHIQIJIANBENSHENJUYOUGENGKUAIDEKAIGUAN SUDU。TU 1 XIANSHILESANDAIHOUXUCHAOJIJIEJINGTIGUANYUZENGQIANGXING GaN HEMT DESHUCHUDIANRONGTEXINGDEDUIBI。TU 2 XIANSHILECUNCHUZAI SHUCHUDIANRONGZHONGDENENGLIANG。

氮化镓技术如何应用在适配器和充电器领域?
图1 与增强型GaN HEMT相比,超级结器件的三个连续技术节点的输出电容特性的发展
氮化镓技术如何应用在适配器和充电器领域?
图2 与GaN HEMT相比,连续三代超级结器件的输出电容中存储的能量趋势

JISHI GaN DESHUCHUDIANRONGZAIDIDIANYAFANWEINEIXIANZHUJIANGDI,CUNCHUZAISHUCHUDIANRONGZHONGDENENGLIANGYEXIANGDANGJIEJINCHAOJIJIEQIJIANSUOSHIXIAN DENENGLIANGZHI。YOUYUZHEIZHONGNENGLIANGZAIMEIGEKAIGUANZHOUQIYINGKAIGUANSHUNBIANQIJIANHAOSANWEIRELIANG,YINCICONGGAITUZHONGYIJINGMINGXIANKANCHU GaN DE ZHENSHIZHIJIANGZAIJIYUBANQIAODEDIANLUZHONGBINGQIEJIANGXIANYUDANDUANTUOPUJIEGOUZHONG。 TU 3 XIANSHILEZUOWEIRUANKAIGUANZHUANHUANDEGUANJIANCANSHUZHIYIDECUNCHUZAISHUCHUDIANRONGZHONGDEDIANHEBIJIAO。

氮化镓技术如何应用在适配器和充电器领域?
图3 增强型GaN HEMT(左)与先进超级结器件(右)的QOSS和电压的比较

ZAIDANDUANTUOPUJIEGOUZHONG,SUNHAOJIANGYOUEOSSCANSHUKONGZHI,ERZAIJIYUBANQIAODEDIANLUZHONG,CUNCHUZAISHUCHUDIANRONG[3]ZHONGDEDIANHEHEFANXIANGHUIFUDIANHEKONGZHIZHESUNHAO。SUIRANCHAOJI JIEQIJIANZHENDUIJIDIDEEOSSPINZHIYINSHUJINXINGLEYOUHUA,DANGaN HEMTTIGONGLEGENGYOULIDEQOSSPINZHIYINSHU,DIYIDAICHANPINYIJINGBITONGLEIGUICHANPINHAOYIGESHULIANGJI。

3 应用实例

KUANDIANYASHURUSHOUJICHONGDIANQI WEILEDINGLIANGPINGGUKUANDAIXIGONGLVQIJIANTIGONGDEXINGNENGGAIJIN,WOMENZHENDUIGEZHONGYINGYONGZHIXINGLEDUOMUBIAOYOUHUA。ZHEIZHONGFANGFAYUNXUWOMEN KAOLVZHUANHUANQISHEJIZHONGDESUOYOUKEYONGZIYOUDU,LIRUGEZHONGTUOPUJIEGOU、BIANHUANQIDEJIAOCUO、KAIGUANPINLVHEBANDAOTISHIYONG,YIJI MEIZHONGQIANZAISHEJIXIAOLVHEGONGLVMIDUDEJIEGUO。ZHEIYANGDEFENXIJIESHILEBAOHANSUOYOUPALEITUOZUIYOUSHEJIDEBAOLUOHANSHU,BINGYUNXUPING GUZHENGGEYINGYONGDEXIAOLVHEMIDUZHIJIANDEQUANHENG[4]。

3.1 非对称反激拓扑结构

DONGDIANZISHEBEI(RUBIJIBENDIANNAO、SHOUJI、PINGBANDIANNAO、DIANZISHUYUEDUQIHEZHINENGSHOUBIAO)DERIYIPUJIDAOZHILEGEZHONGBUTONGDE CHONGDIANQILEIXING。WEILEJIANSHAODIANZILANGFEIBINGJIANHUAYONGHUTIYAN,DUIJUYOUGAOXIAOLVHEGAOGONGLVMIDUDETONGYONGSHIPEIQIDEXUQIUYIBIANDE MINGXIAN。WEICI,TUICHULE USB-PD BIAOZHUN,ZHICHIGEZHONGSHUCHUDIANYA(5V ZHI 20V),GONGLVSHUIPINGGAODA 65W。 WEILEQUEDINGZUISHIHEGAOMIDU USB-PD SHIPEIQIDETUOPUJIEGOU,YIJINGTONGGUODUOMUBIAOYOUHUAPINGGULEJIZHONGTUOPUJIEGOUXUANXIANG。KAOLV DETUOPUJIEGOUBAOKUO:JUYOUCIJICEGONGLVMAIDONGHUANCHONGQIDE PFC FANJISHI、JUYOUGUDING(GAO)SHUCHUDIANYADEFANJISHIZHUANHUANQIHE HOUXUJIANGYAZHUANHUANQI、JUYOUKUANSHUCHUDIANYAFANWEIDEFANJISHIZHUANHUANQI、JILIANFEIDUICHENG PWM FANJISHIZHUANHUANQI,QIZHONGCHUJICEYOULIANG GEJILIANBANQIAOZUCHENG,YIJIFEIDUICHENG PWM FANJISHIZHUANHUANQI。YOUHUAJIEGUORUTU 4 SUOSHI,DUIYINGYUZAIZUIHUAIQINGKUANGSHURUDIANYA(Vin = 90V)HEZUIGAOSHUCHUDIANLIU(Iout = 4A)XIADEMANZAIYUNXING。CIWAI,HAIXIANSHILEREXIANZHIXIAN,QIXIANDINGLEJIDINGGONGLVMIDUSUOXUDE ZUIXIAOXIAOLV,YIBIANJIANGSHIPEIQIDEBIAOMIANWENDUBAOCHIZAI 70°C YIXIA。ZHIYOUZAIGAIXIANYISHANGDESHEJIJUYOUBEIDONGDIXIAOSANSUOCHANSHENGDERE LIANG(JIZIRANDUILIUHEFUSHE)ERBUCHAOGUOQIAOTIDEREXIANZHISUOXUDEBIYAOXIAOLV。ZHEIQINGCHUDIBIAOMING,ZUIGAOGONGLVMIDUDEMUBIAOBU KEBIMIANDIYUZUIGAOZHUANHUANXIAOLVXIANGGUANLIAN,ZHEIQIANGDIAOLEZONGHEDEDUOMUBIAOYOUHUAFANGFADEBIYAOXING。

氮化镓技术如何应用在适配器和充电器领域?
图4 满载(Pout = 65W)、Vout = 20V和低压输入(Vin = 90V)操作的多种不同适配器概念的多目标优化结果

河北快3走势图YOUHUAJIEGUOBIAOMING,FEIDUICHENGFANJI(JIANTU5)SHIGAODUJINCOUXINGCHONGDIANQIDEZUIJIAXUANZE,YINWEITAJUYOUZUIGAODEXIAOLV。GAITUOPUJIEGOUYONGYOULIYONGCIHUADIANLIUSHIXIANDECHUJICE BANQIAOZVS,YIJITONGBUZHENGLIUKAIGUANDEZCS,WEIZUIGAOZHUANHUANXIAOLVDIANDINGLEJICHU。ZHUANHUANQIZAICHUJIBANQIAODIBIANKAIGUANDEGUDINGDAOTONGSHIJIAN(YOUXIEZHENPINLVJUEDING)HEGAO BIANKAIGUANDEBIANHUADAOTONGSHIJIAN(QUJUEYUSHUCHUDIANYA[5])XIAGONGZUO。ZHEIDAOZHIBIANHUADEKAIGUANPINLV。

氮化镓技术如何应用在适配器和充电器领域?
图5 具有同步整流的非对称PWM反激式

河北快3走势图GENJUYOUHUAJIEGUO,KAIFACHULECAIYONG500V/140mΩ MOSFETDE65WYUANXINGJI(JIANTU6)[6]。TAZHICHIUSBPD,JUYOUCONG5V/3AZHI20V/3.25ADEBUTONGSHUCHUDIANYAQUXIAN。GENJUSHURUHESHUCHUDIANYA,GONGZUOPINLVZAI100kHzZHI220kHzZHIJIANBIANHUA。GAIYUANXINGJISHI XIANLE94.8%DEZUIDAXIAOLV,ERVin = 90VSHIDEZUIDIMANZAIXIAOLVWEI93%,RUTU9SUOSHI。

氮化镓技术如何应用在适配器和充电器领域?
图6 基于非对称PWM反激式拓扑结构的65W USB-PD适配器原型机。该原型机的功率密度为27 W/in3(带外壳:20W/in3)

3.2 运行方式

FEIDUICHENGPWMFANJISHIZHUANHUANQIDECAOZUOKEYITONGGUOSHIYONGRUTU7SUOSHIDESIGEJIEDUANLAIJIESHI:

  • JIEDUAN1:NENGLIANGCHUCUNJIEDUAN

  • JIEDUAN2:SIQUSHIJIAN1

  • JIEDUAN3:NENGLIANGZHUANYIJIEDUAN

  • JIEDUAN4:SIQUSHIJIAN2

氮化镓技术如何应用在适配器和充电器领域?
图7 非对称PWM反激的典型波形(蓝色:LC槽路电流,红色:磁化电流,黄色:次级端电流)

ZAIDIYIJIEDUANQIJIAN,GAOBIANKAIGUANJIETONG,DIBIANKAIGUANDUANKAI。BIANYAQIDIANLIUZENGJIA,XIEZHENDIANRONGQICrCHONGDIAN。CIJIERJIGUANBUDAOTONG。MEIYOUNENGLIANGCHUANDIDAOCIJICE。

JIEDUAN2: ZAICIJIEDUAN,LIANGGEKAIGUANDOUGUANBI。BIANYAQIZHONGDEDIANLIUJIANGPOSHIBANQIAOZHONGDIANXIAJIANG,ZHIDAOXIABUMOSFETDETIERJIGUANQIANWEIDIANYA。

JIEDUAN3: ZAISUOWEIDENENGLIANGCHUANDIJIEDUANQIJIAN,DIBIANKAIGUANZAIZVSTIAOJIANXIAJIETONG。GAOBIANKAIGUANBAOCHIGUANBIZHUANGTAI。BIANYAQIZHONGDEDIANYAFANZHUAN;YINCI,CIJIERJIGUANKAISHIDAOTONG。CUN CHUZAIBIANYAQIHEXIEZHENDIANRONGQIZHONGDENENGLIANGBEICHUANDIDAOSHUCHUDUAN。CIJICEDIANLIUSHIZHENGXIANDE,XIEZHENPINLVYOUXIEZHENDIANRONGHEBIANYAQIDELOUDIANGANDINGYI。WEILEJIANGDICIJICEDE DAOTONGSUNHAO,SHIYONGTONGBUZHENGLIUMOSFET。

河北快3走势图JIEDUAN4: ZAIZUIHOUJIEDUAN,LIANGGEJINGTIGUANZAICIGUANBI。BIANYAQIZHONGDEDIANLIUXIANZAIJIANGPOSHIBANQIAOZHONGDIANZENGJIAQIDIANYA。ZHEIJIANGDAOZHIZAIZVSTIAOJIANXIADAKAIGAOBIANKAIGUAN。 ZAIBIAOZHUNFANJISHIZHUANHUANQIHUOYOUYUANQIANWEIFANJISHIZHUANHUANQIZHONG,BIANYAQISHIZHONGBIXUCUNCHUSUOYOUXUYAODENENGLIANG。YOUYUSUOXUDESHURUDIANYAFANWEI,ZHEIKENENGDAOZHIBIANYAQICHICUN MEIYOUDEDAOYOUHUA。 ZAIFEIDUICHENGFANJISHIZHUANHUANQIZHONG,NENGLIANGCUNCHUYIJICONGCHUJICEDAOCIJICEDENENGLIANGCHUANSHUZAIXIEZHENDIANRONGQIHEBIANYAQIZHIJIANGONGXIANG。YINCI,KEYIXIANZHUJIANXIAOBIANYAQIDECHICUN。 RUTU8SUOSHI,BIANYAQIHEXIEZHENDIANRONGQIDECHUANSHUNENGLIANGQUJUEYUSHURUDIANYA。SHURUDIANYAYUEGAO,CONGBIANYAQICHUANSHUDAOSHUCHUDUANDENENGLIANGYUEDUO。

氮化镓技术如何应用在适配器和充电器领域?
图8 输入电压下变压器和谐振电容器之间的能量共享

WEILEJIANGGONGLVMIDUTUIZHIGENGGAOSHUIPING,GaN HEMTDESHIYONGCHENGWEIQIANGZHIXUYAO,YINWEITAMENSHIDEZHUANHUANQIDEXIAOLVZENGJIA,BINGYINCIBUZAIYOUREXIANZHI。GaNDEDIYIGEYOUDIANSHIDADAJIANSHAOLEQOSSDIANHE,ZHEISHI DEZVSJUYOUGENGDIDECIHUADIANLIU。YINCI,KEYIJIANSHAOKAIGUANYIJIBIANYAQIZHONGDEDAOTONGSUNHAO。CIWAI,YOUYUJIAODIDEZHAJIDIANHE,ZHAJIQUDONGSUNHAOJIANGDI。ZUIHOUDANTONGYANGZHONGYAODESHI,ZAIZVSQIJIANYUKAIGUANDECOSSDIANRONGCHONGDIAN/FANGDIANXIANGGUANDESUNHAOZAIGaN HEMTZHONGYEDIYUCHAOJIJIEMOSFET [7]。YINCI,ZAIZHENGGESHURUDIANYAFANWEINEI,ZHENGGEXITONGDEXIAOLVKEYIZAIMANZAISHIZENGJIAYUE0.4%,RUTU9SUOSHI。

氮化镓技术如何应用在适配器和充电器领域?
图9 红色曲线:输出电压Vout = 20V时根据输入电压测量的原型机的满载效率(Pout = 65W)。蓝色曲线:用600 V/190mΩ GaN HEMT替代500 V/140 mΩ Si MOSFET时可能改善的效率。

4 总结

河北快3走势图SUOTICHUDEXIEZHENBANQIAOFANJISHIZHUANHUANQIYIQUEDINGWEISHIYONGYUGAOXIAOHEJINCOUXING USB-PD SHIPEIQIZUIYOUQIANJINGDETUOPUJIEGOU。GAIGAI NIANYIFANGMIANTIGONGLEYOUYUCHUJIHECIJIKAIGUANDE ZVS HE ZCS QIEHUANERFEICHANGYOUXIAODECAOZUO,LINGYIFANGMIANTONGGUODIAOJIEZHANKONGBIKE YIRONGYIDIKONGZHISHUCHUDIANYA。 JINXINGDEYINGYONGYANJIUBIAOMINGLEZENGQIANGXING GaN HEMT ZAISHIPEIQIHECHONGDIANQIYINGYONGZHONGDEMINGXIANJIAZHI。GaN HEMT TONGSHITUIDONGLE XIAOLVHEMIDUDAOXINDEQIANYAN。 DUIYUYIDONGYINGYONG,GaN KEWEI 65W USB-PD SHIPEIQITIGONGQIJINWUFASHIXIANDECHAOGUO 20W/in³DEXIAOWAIXINGCHICUN。

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