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华秋电路 > 技术中心 > PCB设计 > PCB设计:如何减少错误并提高效率

PCB设计:如何减少错误并提高效率

2016年07月08日 15:45:13 来源:华秋电路 作者:Greta

金陵棋牌DIANLUBANSHEJISHIYIXIANGGUANJIANERYOUHAOSHIDERENWU,CHUXIANRENHEWENTIDOUXUYAOGONGCHENGSHIZHUGEWANGLUOZHUGEYUANJIANDIJIANCHAZHENGGESHEJI。KEYISHUODIANLUBANSHEJIYAOQIUDEXIXINCHENGDUBUYAYUXINPIANSHEJI。


  DIANXINGDEDIANLUBANSHEJILIUCHENGYOUYIXIABUZHOUZUCHENG:



  QIANMIANSANGEBUZHOUHUADESHIJIANZUIDUO,YINWEIYUANLITUJIANCHASHIYIGESHOUGONGGUOCHENG。XIANGXIANGYIGEJUYOU1000TIAOSHENZHIGENGDUOLIANXIANDESoCDIANLUBAN。RENGONGJIANCHAMEIYIGENLIANXIANSHIRONGZHANGFAWEIDEYIXIANGRENWU。SHISHISHANG,JIANCHAMEIGENLIANXIANJIHUSHIBUKENENGDE,YINERHUIDAOZHIZUIZHONGDIANLUBANCHUWENTI,BIRUCUOWUDELIANXIAN、XUANFUJIEDIANDENG。


  YUANLITUBUHUOJIEDUANYIBANHUIMIANLINYIXIAJILEIWENTI:


  ●XIAHUAXIANCUOWU:BIRUAPLLVDDHEAPLL_VDD


  ●DAXIAOXIEWENTI:BIRUVDDEHEvdde


  ●PINXIECUOWU


  ●XINHAODUANLUWENTI


  ●……HAIYOUXUDUO


  WEILEBIMIANZHEIXIECUOWU,YINGGAIYOUZHONGFANGFANENGGOUZAIJIMIAODESHIJIANNEIJIANCHAWANZHENGGEYUANLITU。ZHEIGEFANGFAKEYIYONGYUANLITUFANGZHENLAISHIXIAN,ERYUANLITUFANGZHENZAIMUQIANDEDIANLUBANSHEJILIUCHENGZHONGHAIHENSHAOJIANDAO。TONGGUOYUANLITUFANGZHENKEYIZAIYAOQIUDEJIEDIANGUANCHAZUIZHONGSHUCHUJIEGUO,YINCITANENGZIDONGJIANCHASUOYOULIANJIEWENTI。


金陵棋牌  XIAMIANTONGGUOYIGEXIANGMUSHILIJINXINGJIESHI。KAOLVDIANLUBANDEYIGEDIANXINGKUANGTU:


图1


  ZAIFUZADEDIANLUBANSHEJIZHONG,LIANXIANSHULIANGKENENGDADAOSHUQIANTIAO,ERJISHAOLIANGDEGENGGAIHENKENENGLANGFEIXUDUOSHIJIANQUJIANCHA。


金陵棋牌  YUANLITUFANGZHENBUJINNENGJIESHENGSHEJISHIJIAN,ERQIENENGTIGAODIANLUBANZHILIANG,BINGQIETIGAOZHENGGELIUCHENGDEXIAOLV。


金陵棋牌  YIGEDIANXINGDEDAICESHEBEI(DUT)JUYOUYIXIAYIXIEXINHAO:


图2


  DAICESHEBEIZAIJINGGUOMOUXIEYUDIAOZHENGHOUHUIYOUGEZHONGGEYANGDEXINHAO,BINGQIEYOUGEZHONGMOKUAI,RUWENYAQI、YUNFANGDENG,YONGYUXINHAODIAOZHENG。KAOLVTONGGUOWENYAQIDEDAODEYIGEGONGDIANXINHAOLIZI:


图3:样例电路板的原理图


金陵棋牌  WEILEYANZHENGLIANJIEGUANXIBINGZHIXINGZHENGTIJIANCHA,SHIYONGLEYUANLITUFANGZHEN。YUANLITUFANGZHENYOUYUANLITUCHUANGJIAN、CESHIPINGTAICHUANGJIANHEFANGZHENZUCHENG。


金陵棋牌  ZAICESHIPINGTAICHUANGJIANGUOCHENGZHONG,JIANGYOUJILIXINHAOJIDAOBIYAODESHURUDUAN,RANHOUZAIGANXINGQUDEXINHAODIANGUANCHASHUCHUJIEGUO。


金陵棋牌  KEYITONGGUOJIANGTANZHENLIANJIEDAODAIGUANCHAJIEDIANSHIXIANSHANGSHUGUOCHENG。JIEDIANDIANYAHEBOXINGKEYIZHISHIYUANLITUYOUMEIYOUCUOWU。SUOYOUXINHAOLIANJIEDOUHUIDEDAOZIDONGJIANCHA。


图4:原理图测试平台和各个节点的仿真值


金陵棋牌  RANGWOMENKANYIXIASHANGMIANZHEIZHANGTUDEYIGEJUBU,QIZHONGTANCEDEJIEDIANHEDIANYAQINGXIKEJIAN:


金陵棋牌  YINCIZAIFANGZHENDEBANGZHUXIA,WOMENKEYIZHIJIEGUANCHAJIEGUO,QUERENDIANLUBANYUANLITUSHIFOUZHENGQUE。LINGWAI,TONGGUOZIXIDIAOJIEJILIXINHAOHUOYUANJIANZHIHAIKEYISHIXIANSHEJIGENGGAIDEDIAOCHA。YINCIYUANLITUFANGZHENKEYIJIESHENGDIANLUBANSHEJIHEJIANCHARENYUANDEDALIANGSHIJIAN,BINGQIEZENGJIASHEJIZHENGQUEXINGDEJIHUI。


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