博(Bo)运(Yun)发(Fa)---欢(Huan)迎(Ying)客(Ke)户(Hu)朋(Peng)友(You)来(Lai)我(Wo)司(Si)工(Gong)厂(Chang)考(Kao)察(Cha)指(Zhi)导(Dao)!(?)
24H热(Re)线(Xian):(?)189 2743 2288
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工(Gong)业(Ye)级(Ji)电(Dian)路(Lu)板(Ban)核(He)心(Xin)厂(Chang)家(Jia)
一(Yi)站(Zhan)式(Shi)PCBA制(Zhi)造(Zao)服(Fu)务(Wu)专(Zhuan)家(Jia)
发(Fa)布(Bu)时(Shi)间(Jian):(?)2017-12-14
盲(Mang)孔(Kong):(?)Blind Via Hole,(?)将(Jiang)PCB的(De)最(Zui)外(Wai)层(Ceng)电(Dian)路(Lu)与(Yu)邻(Lin)近(Jin)内(Nei)层(Ceng)以(Yi)电(Dian)镀(Du)孔(Kong)连(Lian)接(Jie),(?)因(Yin)为(Wei)看(Kan)不(Bu)到(Dao)对(Dui)面(Mian),(?)所(Suo)以(Yi)称(Cheng)为(Wei)「(?)盲(Mang)通(Tong)」(?)。(?)
为(Wei)了(Liao)增(Zeng)加(Jia)PCB电(Dian)路(Lu)层(Ceng)的(De)空(Kong)间(Jian)利(Li)用(Yong),(?)应(Ying)运(Yun)而(?)生(Sheng)「(?)盲(Mang)孔(Kong)」(?)制(Zhi)程(Cheng)。(?)这(Zhe)种(Zhong)制(Zhi)作(Zuo)方(Fang)法(Fa)就(Jiu)需(Xu)要(Yao)特(Te)别(Bie)注(Zhu)意(Yi)钻(Zuan)孔(Kong)的(De)深(Shen)度(Du)(Z轴(Zhou))要(Yao)恰(Qia)到(Dao)
好(Hao)处(Chu),(?)不(Bu)可(Ke)此(Ci)法(Fa)经(Jing)常(Chang)会(Hui)造(Zao)成(Cheng)孔(Kong)内(Nei)电(Dian)镀(Du)困(Kun)难(Nan)所(Suo)以(Yi)几(Ji)乎(Hu)以(Yi)无(Wu)厂(Chang)商(Shang)采(Cai)用(Yong);(?)也(Ye)可(Ke)以(Yi)事(Shi)先(Xian)把(Ba)需(Xu)要(Yao)连(Lian)通(Tong)的(De)电(Dian)路(Lu)层(Ceng)在(Zai)个(Ge)别(Bie)电(Dian)路(Lu)层(Ceng)
的(De)时(Shi)候(Hou)就(Jiu)先(Xian)钻(Zuan)好(Hao)孔(Kong),(?)最(Zui)後(Hou)再(Zai)黏(Nian)合(He)起(Qi)来(Lai),(?)可(Ke)是(Shi)需(Xu)要(Yao)比(Bi)较(Jiao)精(Jing)密(Mi)的(De)定(Ding)位(Wei)及(Ji)对(Dui)位(Wei)装(Zhuang)置(Zhi)。(?)
埋(Mai)孔(Kong):(?)Buried hole,(?) PCB内(Nei)部(Bu)任(Ren)意(Yi)电(Dian)路(Lu)层(Ceng)的(De)连(Lian)接(Jie)但(Dan)未(Wei)导(Dao)通(Tong)至(Zhi)外(Wai)层(Ceng)。(?)这(Zhe)个(Ge)制(Zhi)程(Cheng)无(Wu)法(Fa)使(Shi)用(Yong)黏(Nian)合(He)後(Hou)钻(Zuan)孔(Kong)的(De)方(Fang)式(Shi)达(Da)成(Cheng),(?)
必(Bi)须(Xu)要(Yao)在(Zai)个(Ge)别(Bie)电(Dian)路(Lu)层(Ceng)的(De)时(Shi)候(Hou)就(Jiu)执(Zhi)行(Xing)钻(Zuan)孔(Kong),(?)先(Xian)局(Ju)部(Bu)黏(Nian)合(He)内(Nei)层(Ceng)之(Zhi)後(Hou)还(Huan)得(De)先(Xian)电(Dian)镀(Du)处(Chu)理(Li),(?)最(Zui)後(Hou)才(Cai)能(Neng)全(Quan)部(Bu)黏(Nian)合(He),(?)比(Bi)原(Yuan)来(Lai)的(De)
通(Tong)孔(Kong)」(?)及(Ji)「(?)盲(Mang)孔(Kong)」(?)更(Geng)费(Fei)工(Gong)夫(Fu),(?)所(Suo)以(Yi)价(Jia)钱(Qian)也(Ye)最(Zui)贵(Gui)。(?)这(Zhe)个(Ge)制(Zhi)程(Cheng)通(Tong)常(Chang)只(Zhi)使(Shi)用(Yong)於(Yu)高(Gao)密(Mi)度(Du)(HDI)电(Dian)路(Lu)板(Ban),(?)来(Lai)增(Zeng)加(Jia)其(Qi)他(Ta)电(Dian)路(Lu)
层(Ceng)的(De)可(Ke)使(Shi)用(Yong)空(Kong)间(Jian)。(?)
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