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足球彩票 > 新闻资讯 > PCB专栏 > PCB电路板设计中过孔和通孔焊盘有什么区别?

PCB电路板设计中过孔和通孔焊盘有什么区别?

发表时间:2019-07-17     责任编辑:恒天伟业科技

  在PCB电路板设计中,过孔VIA和焊盘PAD都可以实现相似的功能。它们都能插入元件管脚,特别是对于直插(DIP)封装的的器件来说,几乎是一样的。

足球彩票  SHOUXIANSHUOSHUOQUBIE:GUOKONGJIUSHIPCBSHANGDEZUANKONG,TONGCHANGZUOCENGJIANDAODIANYONG,YEKEYONGYUSANRE。HANPANJIUSHIZAIGUOKONGSHANGDEPAN,HECHAQIJIANDEHANPANYIYANG。

  DANSHI!ZAIPCBDIANLUBANSHENGCHANZHIZAOGUOCHENGZHONG,TAMENDECHULIFANGFAYOUSHIBUYIYANGDE。

  1. VIADEKONGZAISHEJIZHONGBIAOMINGDUOSHAO,ZUANKONGJIUSHIDUOSHAO。RANHOUHAIYAOJINGLICHENTONGDENGGONGYIBUZHOU,ZUIHOUDESHIJIKONGJINGDAGAIHUIBISHEJIKONGJINGXIAO0.1mm。BIRUSHEDINGGUOKONG0.5mm,SHIJIWANCHENGHOUDEKONGJINGZHIYOU0.4mm。

足球彩票  2. PADDEKONGJINGZAIZUANKONGSHIHUIZENGJIA0.15mm,JINGLIGUOCHENTONGGONGYIHOU,KONGJINGBISHEJIKONGJINGSHAODAYIDIAN,YUE0.05mm。BIRUSHEJIKONGJING0.5mm,ZUANKONGHUISHI0.65mm,WANCHENGHOUDEKONGJINGSHI0.55mm。

足球彩票  3. VIAZAIMOUXIEMORENDEPCBGONGYIZHONGHUIFUGAILVYOU,TAKENENGHUIBEILVYOUDUZHU,WUFAJINXINGHANJIE。CESHIDIANYEZUOBULE。

  4. VIADEHANHUANZUIXIAOKUANDUWEI0.15mm(TONGYONGGONGYIQINGKUANGXIA),YIBIANBAOZHENGKEYIKEKAOCHENTONGDIANDU。

足球彩票  5. PADDEHANHUANZUIXIAOKUANDUWEI0.20mm(TONGYONGGONGYIQINGKUANGXIA),YIBIANBAOZHENGHANPANDEFUZHELILIANG。

足球彩票  GUOKONGBAOKUOLETONGKONGHANPAN。

  GUOKONGYECHENGJINSHUHUAKONG,ZAISHUANGMIANBANHEDUOCENGBANZHONG,WEILIANTONGGECENGZHIJIANDEYINZHIDAOXIAN,ZAIGECENGXUYAOLIANTONGDEDAOXIANDEJIAOHUICHUZUANSHANGYIGEGONGGONGKONG,JIGUOKONG。ZAIGONGYISHANG,GUOKONGDEKONGBIYUANZHUMIANSHANGYONGHUAXUECHENJIDEFANGFADUSHANGYICENGJINSHU,YONGYILIANTONGZHONGJIANGECENGXUYAOLIANTONGDETONGBO,ERGUOKONGDESHANGXIALIANGMIANZUOCHENGYUANXINGHANPANXINGZHUANG,GUOKONGDECANSHUZHUYAOYOUKONGDEWAIJINGHEZUANKONGCHICUN。

  GUOKONGBUJINKEYISHITONGKONG,HAIKEYISHIYANMAISHI。SUOWEITONGKONGSHIGUOKONGSHIZHICHUANTONGSUOYOUFUTONGCENGDEGUOKONG;YANMAISHIGUOKONGZEJINCHUANTONGZHONGJIANJIGEFUTONGCENGMIAN,FANGFOBEIQITAFUTONGCENGYANMAIQILAI。

  TONGKONGHANPANYIGESHIKONGJINSHUHUACHUANTOULESUOYOUDEJINSHUCENG,ERSHIBIAOCENGJINSHUCENGYOUHANPANSHEZHI。

  YISHANGWEIPCBDIANLUBANSHEJIZHONGGUOKONGHETONGKONGHANPANQUBIEDEXIANGXIJIANGJIE,HENGTIANWEIYESHIYIJIAPCBSHEJI+SHENGCHAN+ZUZHUANGYIZHANSHIFUWUDESHENGCHANCHANGJIA,RUYOUYIWENKEZIXUNZAIXIANKEFU,HUOZHEFASONGXIANGFAZHIYOUXIANGpcb@china-pcba.com,DOUHUIDEDAOJIEDA。