一、无闪现、输出电压低、带不起负载

CILEIBULIANGSHOUYAOPAICHUDIANXINBULIANG（DIANXINYUANBENWUDIANYAHUODIANYADI），JIASHEDIANXINBULIANGZEYINGJIANYANBAOHUBANDEZIHAODIAN，KANSHIFOUSHIBAOHUBANZIHAODIANGUODADAOZHIDIANXINDIANYADI。JIASHEDIANXINDIANYAZHENGCHANG，ZESHIYINWEIBAOHUBANZHENGGEHUILUBUTONG（YUANQIJIANXUHAN、JIAHAN、FUSEBULIANG、PCBBANNEIBUDIANLUBUTONG、GUOKONGBUTONG、MOS、ICSUNHUAIDENG）。JUTIFENXI 

过程如下：

（YI）、YONGWANYONGBIAOHEIBIAOBIJIEDIANXINFUJI，HONGBIAOBIYICIJIEFUSE、R1DIANZULIANGDUAN，ICDEVdd、Dout、CoutDUAN，P+DUAN（JIADINGDIANXINDIANYAWEI3.8V），ZHUDUANJINXINGFENXI，CIJIGEJIANYANDIANDOUYINGWEI3.8V。RUOBUSHI，ZECIDUANDIANLUYOUWENTI。

1、FUSELIANGDUANDIANYAYOUGAIDONG：JIANYANFUSESHIFOUDAOTONG，RUODAOGONGLISHIPCBBANNEIBUDIANLUBUTONG；RUOBUDAOGONGLIFUSEYOUWENTI（LAILIAOBULIANG、GUOLIUSUNHUAI（MOSHUOICCAOKONGSHIXIAO）、ZHILIAOYOUWENTI（ZAIMOSHUOICDONGZUOZHIQIANFUSEBEISHAOHUAI），RANHOUYONGDAOXIANDUANJIEFUSE，CHIXUWANGHOUFENXI。

2、R1DIANZULIANGDUANDIANYAYOUGAIDONG：JIANYANR1DIANZUZHI，RUODIANZUZHISHICHANG，ZEHUOXUSHIXUHAN，DIANZUZISHENKAILIE。RUODIANZUZHIWUSHICHANG，ZEHUOXUSHIICNEIBUDIANZUCHUXIANWENTI。

3、ICJIANYANDUANDIANYAYOUGAIDONG：VddDUANYUR1DIANZUXIANGLIAN。Dout、CoutDUANSHICHANG，ZESHIYINWEIICXUHANHUOSUNHUAI。

4、RUOQIANMIANDIANYADOUWUGAIDONG，JIANYANB-DAOP+JIANDEDIANYASHICHANG，ZESHIYINWEIBAOHUBANZHENGJIGUOKONGBUTONG。

（ER）、WANYONGBIAOHONGBIAOBIJIEDIANXINZHENGJI，JIHUOMOSGUANHOU，HEIBIAOBIYICIJIEMOSGUAN2、3JIAO，6、7JIAO，P-DUAN。

1.MOSGUAN2、3JIAO，6、7JIAODIANYAYOUGAIDONG，ZEBIAOMINGMOSGUANSHICHANG。

2.RUOMOSGUANDIANYAWUGAIDONG，P-DUANDIANYASHICHANG，ZESHIYINWEIBAOHUBANFUJIGUOKONGBUTONG。

二、短路无保护

1、VMDUANDIANZUCHUXIANWENTI：KEYONGWANYONGBIAOYIBIAOBIJIEIC2JIAO，YIBIAOBIJIEYUVMDUANDIANZUXIANGLIANDEMOSGUANGUANJIAO，GONGRENQIDIANZUZHIDAXIAO。KANDIANZUYUIC、MOSGUANJIAOYOUWUXUHAN。

2、IC、MOSSHICHANG：YINWEIGUOFANGBAOHUYUGUOLIU、DUANLUBAOHUGONGYONGYIGEMOSGUAN，RUODUANLUSHICHANGSHIYINWEIMOSCHUXIANWENTI，ZECIBANYINGWUGUOFANGBAOHUGONGYONG。

3、YISHANGWEIZHENGCHANGQINGKUANGXIADEBULIANG，YEHUOXUCHUXIANICYUMOSZHUANGBEIBULIANGYINQIDEDUANLUSHICHANG。RUQIANQICHUXIANDEBK-901，QIXINGHAOWEI‘312D’DEICNEIYANCHISHIJIANGUOZHANG，DAOZHIZAIICZUOCHUXIANGYINGDONGZUOCAOKONGZHIQIANMOSHUOQITAYUANQIJIANYIBEISUNHUAI。ZHU：QIJIANGONGRENICHUOMOSSHIFOUFAZUOSHICHANGZUIJIANYI、ZHIJIEDEFANGFABIANSHIDUIYOUHUAIYIDEYUANQIJIANJINXINGTIHUAN。

三、短路保护无自恢复

1、GUIHUASHISUOYONGICYUANBENMEIYOUZIHUIFUGONGYONG，RUG2J，G2ZDENG。

2、YIQISHEZHIDUANLUHUIFUSHIJIANGUODUAN，HUODUANLUJIANYANSHIWEIJIANGFUZAIYIKAI，RUYONGWANYONGBIAODIANYADANGJINXINGDUANLUBIAOBIDUANJIEHOUWEIJIANGBIAOBICONGJIANYANDUANYIKAI（WANYONGBIAOXIANGDANGYUYIGEJIZHAODEFUZAI）。

3、P+、P-JIANLOUDIAN，RUHANPANZHIJIANCUNZAIDAIZAZHIDESONGXIANG，DAIZAZHIDEHUANGJIAOHUOP+、P-JIANDIANRONGBEIJICHUAN，ICVddDAOVssJIANBEIJICHUAN。（ZUZHIZHIYOUJIKDAOJIBAIK）。

4、JIASHEYISHANGDOUMEIWENTI，HUOXUICBEIJICHUAN，KEJIANYANICGEGUANJIAOZHIJIANZUZHI。

四、内阻大

1、YINWEIMOSNEIZUXIANGDUIBIJIAOWENDING，CHUXIANNEIZUDAQINGKUANG，SHOUYAOHUAIYIDEYINGGAISHIFUSEHUOPTCZHEIXIENEIZUXIANGDUIBIJIAOJIANDANFAZUOGAIDONGDEYUANQIJIAN。

 2、JIASHEFUSEHUOPTCZUZHIZHENGCHANG，ZESHIBAOHUBANJIEGOUJIANCEP+、P-HANPANYUYUANQIJIANMIANZHIJIANDEGUOKONGZUZHI，HUOXUGUOKONGCHUXIANWEIDUANXIANXIANG，ZUZHIJIAODA。

3、JIASHEYISHANGDUOMEIYOUWENTI，JIUYAOHUAIYIMOSSHIFOUCHUXIANSHICHANG：SHOUYAOGONGRENHANJIEYOUMEIYOUWENTI；QICIKANBANDEHOUDU（SHIFOUJIANDANWANZHE），YINWEIWANZHESHIHUOXUDAOZHIGUANJIAOHANJIECHUSHICHANG；ZAIJIANGMOSGUANFANGDAOXIANWEIJINGXIAGUANCESHIFOUPOLIE；ZHONGJIUYONGWANYONGBIAOJIANYANMOSGUANJIAOZUZHI，KANSHIFOUBEIJICHUAN。

五、ID失常

1、IDDIANZUZISHENYINWEIXUHAN、KAILIEHUOYINDIANZUZHILIAOBUGUOGUANERCHUXIANSHICHANG：KECONGTOUHANJIEDIANZULIANGDUAN，RUOZHONGHANHOUIDZHENGCHANGZESHIDIANZUXUHAN，RUOKAILIEZEDIANZUHUIZAIZHONGHANHOUCONGZHONGLIEKAI。

2、IDGUOKONGBUDAOTONG：KEYONGWANYONGBIAOJIANYANGUOKONGLIANGDUAN。

3、NEIBUXIANLUCHUXIANWENTI：KEGUAKAIZUHANQIKANNEIBUDIANLUYOUWUDUANKAI、DUANLUXIANXIANG。