一(Yi)、(?)简(Jian)述(Shu)
(?) (?)盲(Mang)孔(Kong)，(?)埋(Mai)填(Tian)料(Liao)关(Guan)键(Jian)用(Yong)以(Yi)高(Gao)密(Mi)度(Du)，(?)小(Xiao)微(Wei)孔(Kong)板(Ban)制(Zhi)作(Zuo)，(?)目(Mu)地(Di)取(Qu)决(Jue)于(Yu)节(Jie)省(Sheng)线(Xian)路(Lu)空(Kong)间(Jian)，(?)进(Jin)而(?)做(Zuo)到(Dao)降(Jiang)低(Di)PCB体(Ti)积(Ji)目(Mu)地(Di)，(?)如(Ru)手(Shou)机(Ji)板(Ban)。(?)
二(?)、(?)分(Fen)类(Lei)
(?) (?)一(Yi)）(?)激(Ji)光(Guang)钻(Zuan)孔(Kong)
(?) (?)1.用(Yong)激(Ji)光(Guang)钻(Zuan)孔(Kong)的(De)缘(Yuan)故(Gu)：(?)a.客(Ke)户(Hu)资(Zi)料(Liao)要(Yao)求(Qiu)用(Yong)激(Ji)光(Guang)钻(Zuan)孔(Kong);b因(Yin)盲(Mang)孔(Kong)直(Zhi)径(Jing)不(Bu)大(Da)《(?)=5MIL，(?)要(Yao)用(Yong)激(Ji)光(Guang)才(Cai)可(Ke)以(Yi)钻(Zuan)孔(Kong).c，(?)独(Du)特(Te)盲(Mang)埋(Mai)孔(Kong)，(?)如(Ru)L1到(Dao)L2有(You)盲(Mang)孔(Kong)，(?)L2到(Dao)L3有(You)埋(Mai)孔(Kong)，(?)就(Jiu)必(Bi)须(Xu)用(Yong)激(Ji)光(Guang)钻(Zuan)孔(Kong)。(?)
(?) (?)2.激(Ji)光(Guang)钻(Zuan)孔(Kong)的(De)原(Yuan)理(Li)：(?)激(Ji)光(Guang)钻(Zuan)孔(Kong)是(Shi)运(Yun)用(Yong)板(Ban)材(Cai)吸(Xi)收(Shou)激(Ji)光(Guang)热(Re)量(Liang)将(Jiang)板(Ban)材(Cai)气(Qi)化(Hua)或(Huo)溶(Rong)掉(Diao)成(Cheng)孔(Kong)，(?)因(Yin)而(?)板(Ban)材(Cai)必(Bi)不(Bu)可(Ke)少(Shao)有(You)吸(Xi)光(Guang)性(Xing)，(?)故(Gu)一(Yi)般(Ban)RCC材(Cai)料(Liao)，(?)由(You)于(Yu)RCC中(Zhong)无(Wu)玻(Bo)璃(Li)纤(Xian)维(Wei)布(Bu)，(?)不(Bu)容(Rong)易(Yi)反(Fan)光(Guang)。(?)
(?) (?)3.RCC料(Liao)介(Jie)绍(Shao)：(?)RCC材(Cai)料(Liao)即(Ji)涂(Tu)树(Shu)脂(Zhi)铜(Tong)箔(Bo)：(?)根(Gen)据(Ju)在(Zai)电(Dian)解(Jie)铜(Tong)箔(Bo)粗(Cu)糙(Cao)表(Biao)面(Mian)涂(Tu)覆(Fu)一(Yi)层(Ceng)具(Ju)备(Bei)与(Yu)众(Zhong)不(Bu)同(Tong)特(Te)性(Xing)树(Shu)脂(Zhi)组(Zu)成(Cheng)。(?)三(San)个(Ge)常(Chang)见(Jian)供(Gong)应(Ying)商(Shang)：(?)生(Sheng)益(Yi)公(Gong)司(Si)，(?)三(San)井(Jing)公(Gong)司(Si)，(?)LG公(Gong)司(Si)材(Cai)料(Liao)：(?)树(Shu)脂(Zhi)厚(Hou)度(Du)5065707580（(?)um）(?)等(Deng)铜(Tong)箔(Bo)厚(Hou)度(Du)1218（(?)um）(?)等(Deng)RCC料(Liao)有(You)高(Gao)TG及(Ji)低(Di)TG料(Liao)，(?)介(Jie)电(Dian)常(Chang)数(Shu)比(Bi)正(Zheng)常(Chang)的(De)FR4小(Xiao)，(?)比(Bi)如(Ru)广(Guang)东(Dong)生(Sheng)益(Yi)公(Gong)司(Si)的(De)S6018介(Jie)电(Dian)常(Chang)数(Shu)为(Wei)3.8，(?)因(Yin)此(Ci)当(Dang)有(You)阻(Zu)抗(Kang)操(Cao)纵(Zong)时(Shi)要(Yao)留(Liu)意(Yi)。(?)其(Qi)他(Ta)实(Shi)际(Ji)参(Can)照(Zhao)材(Cai)料(Liao)可(Ke)问(Wen)PE及(Ji)RD单(Dan)位(Wei)。(?)
(?) (?)4.激(Ji)光(Guang)钻(Zuan)孔(Kong)的(De)专(Zhuan)用(Yong)工(Gong)具(Ju)制(Zhi)作(Zuo)要(Yao)求(Qiu)：(?)A）(?)。(?)激(Ji)光(Guang)难(Nan)以(Yi)烧(Shao)穿(Chuan)铜(Tong)皮(Pi)，(?)故(Gu)在(Zai)激(Ji)光(Guang)钻(Zuan)孔(Kong)前(Qian)要(Yao)在(Zai)盲(Mang)孔(Kong)位(Wei)蚀(Shi)出(Chu)跟(Gen)进(Jin)行(Xing)直(Zhi)径(Jing)等(Deng)大(Da)的(De)CuClearance.B）(?)。(?)激(Ji)光(Guang)钻(Zuan)孔(Kong)的(De)精(Jing)准(Zhun)定(Ding)位(Wei)标(Biao)识(Shi)加(Jia)在(Zai)L2/LN-1层(Ceng)，(?)要(Yao)在(Zai)MI丝(Si)印(Yin)网(Wang)版(Ban)改(Gai)动(Dong)页(Ye)标(Biao)明(Ming)。(?)C）(?)。(?)蚀(Shi)盲(Mang)孔(Kong)点(Dian)丝(Si)印(Yin)网(Wang)版(Ban)必(Bi)须(Xu)用(Yong)LDI制(Zhi)作(Zuo)，(?)切(Qie)料(Liao)得(De)用(Yong)LDI板(Ban)材(Cai)规(Gui)格(Ge)。(?)
(?) (?)5.生(Sheng)产(Chan)流(Liu)程(Cheng)特(Te)点(Dian)：(?)A）(?)。(?)当(Dang)线(Xian)路(Lu)总(Zong)层(Ceng)数(Shu)为(Wei)N，(?)L2—(?)Ln-1层(Ceng)先(Xian)按(An)正(Zheng)常(Chang)板(Ban)步(Bu)骤(Zhou)制(Zhi)作(Zuo)结(Jie)束(Shu)，(?)B）(?)。(?)压(Ya)完(Wan)板(Ban)，(?)锣(Luo)完(Wan)外(Wai)场(Chang)后(Hou)步(Bu)骤(Zhou)改(Gai)成(Cheng)：(?)---》(?)钻(Zuan)LDI精(Jing)准(Zhun)定(Ding)位(Wei)孔(Kong)---》(?)湿(Shi)膜(Mo)---》(?)蚀(Shi)盲(Mang)孔(Kong)点(Dian)---》(?)激(Ji)光(Guang)钻(Zuan)孔(Kong)---》(?)钻(Zuan)埋(Mai)孔(Kong)---》(?)沉(Chen)铜(Tong)----（(?)正(Zheng)常(Chang)工(Gong)艺(Yi)流(Liu)程(Cheng)）(?)。(?)
(?) (?)6.别(Bie)的(De)常(Chang)见(Jian)问(Wen)题(Ti)：(?)A）(?)。(?)因(Yin)为(Wei)RCC料(Liao)都(Du)未(Wei)根(Gen)据(Ju)UL认(Ren)证(Zheng)，(?)故(Gu)该(Gai)类(Lei)板(Ban)暂(Zan)不(Bu)用(Yong)UL标(Biao)识(Shi).B）(?)。(?)有(You)关(Guan)MI上(Shang)的(De)排(Pai)板(Ban)结(Jie)构(Gou)，(?)为(Wei)防(Fang)止(Zhi)把(Ba)该(Gai)类(Lei)含(Han)RCC料(Liao)排(Pai)板(Ban)当(Dang)假(Jia)多(Duo)层(Ceng)板(Ban)排(Pai)板(Ban)（(?)由(You)于(Yu)丝(Si)印(Yin)网(Wang)版(Ban)房(Fang)制(Zhi)作(Zuo)丝(Si)印(Yin)网(Wang)版(Ban)假(Jia)多(Duo)层(Ceng)板(Ban)和(He)正(Zheng)常(Chang)板(Ban)之(Zhi)别(Bie)）(?)，(?)我(Wo)们(Men)在(Zai)画(Hua)排(Pai)板(Ban)结(Jie)构(Gou)时(Shi)，(?)要(Yao)留(Liu)意(Yi)RCC料(Liao)与(Yu)L2或(Huo)Ln-1层(Ceng)分(Fen)离(Li)，(?)比(Bi)如(Ru)SR2711/01排(Pai)板(Ban)：(?)C）(?).IPC-6016是(Shi)HDI板(Ban)规(Gui)范(Fan)：(?)激(Ji)光(Guang)盲(Mang)孔(Kong)孔(Kong)边(Bian)铜(Tong)厚(Hou)：(?)0.2mil（(?)min）(?)。(?)焊(Han)锡(Xi)丝(Si)圈(Quan)要(Yao)求(Qiu)：(?)容(Rong)许(Xu)圆(Yuan)的(De)切(Qie)线(Xian)假(Jia)如(Ru)PAD规(Gui)格(Ge)比(Bi)直(Zhi)径(Jing)大(Da)5mil下(Xia)列(Lie)，(?)要(Yao)提(Ti)议(Yi)加(Jia)TEARDROPD）(?)。(?)板(Ban)材(Cai)边(Bian)缘(Yuan)》(?)=0.8”(?)
(?) (?)二(?)）(?)机(Ji)械(Xie)设(She)备(Bei)钻(Zuan)盲(Mang)/埋(Mai)孔(Kong)
(?) (?)1.应(Ying)用(Yong)领(Ling)域(Yu)：(?)钻(Zuan)嘴(Zui)规(Gui)格(Ge)》(?)=0.20毫(Hao)米(Mi)时(Shi)可(Ke)考(Kao)虑(Lu)到(Dao)用(Yong)机(Ji)械(Xie)设(She)备(Bei)钻(Zuan)孔(Kong)；(?)
(?) (?)2.有(You)关(Guan)盲(Mang)埋(Mai)孔(Kong)的(De)电(Dian)镀(Du)方(Fang)式(Shi)（(?)参(Can)考(Kao)RD通(Tong)知(Zhi)TSFMRD-113）(?)：(?)A）(?)。(?)正(Zheng)常(Chang)状(Zhuang)况(Kuang)下(Xia)，(?)一(Yi)切(Qie)层(Ceng)线(Xian)路(Lu)铜(Tong)面(Mian)只(Zhi)可(Ke)1次(Ci)板(Ban)电(Dian)镀(Du)+1次(Ci)图(Tu)型(Xing)电(Dian)镀(Du);B）(?)。(?)正(Zheng)常(Chang)状(Zhuang)况(Kuang)下(Xia)，(?)全(Quan)销(Xiao)钉(Ding)步(Bu)骤(Zhou)进(Jin)行(Xing)后(Hou)，(?)板(Ban)厚(Hou)》(?)=80MIL，(?)埋(Mai)孔(Kong)需(Xu)板(Ban)电(Dian)镀(Du)+图(Tu)型(Xing)电(Dian)镀(Du)，(?)因(Yin)而(?)，(?)盲(Mang)孔(Kong)电(Dian)镀(Du)时(Shi)外(Wai)层(Ceng)板(Ban)面(Mian)不(Bu)可(Ke)以(Yi)板(Ban)电(Dian)镀(Du).C）(?)。(?)考(Kao)虑(Lu)所(Suo)述(Shu)两(Liang)标(Biao)准(Zhun)后(Hou)，(?)盲(Mang)孔(Kong)的(De)电(Dian)镀(Du)按(An)以(Yi)下(Xia)方(Fang)式(Shi)开(Kai)展(Zhan)：(?)I）(?)。(?)外(Wai)层(Ceng)线(Xian)线(Xian)路(Lu)总(Zong)宽(Kuan)超(Chao)过(Guo)5MIL，(?)且(Qie)埋(Mai)孔(Kong)板(Ban)厚(Hou)低(Di)于(Yu)80MIL时(Shi)，(?)在(Zai)盲(Mang)孔(Kong)电(Dian)镀(Du)中(Zhong)外(Wai)层(Ceng)板(Ban)面(Mian)可(Ke)整(Zheng)个(Ge)PCB线(Xian)路(Lu)板(Ban)电(Dian)镀(Du)II）(?)。(?)外(Wai)层(Ceng)线(Xian)线(Xian)路(Lu)宽(Kuan)敞(Chang)于(Yu)5MIL，(?)但(Dan)埋(Mai)孔(Kong)板(Ban)厚(Hou)超(Chao)过(Guo)80MIL时(Shi)，(?)在(Zai)盲(Mang)孔(Kong)电(Dian)镀(Du)中(Zhong)外(Wai)层(Ceng)板(Ban)面(Mian)需(Xu)玻(Bo)璃(Li)膜(Mo)维(Wei)护(Hu)板(Ban)面(Mian);III）(?)。(?)外(Wai)层(Ceng)线(Xian)路(Lu)图(Tu)形(Xing)界(Jie)限(Xian)低(Di)于(Yu)5MIL，(?)且(Qie)埋(Mai)孔(Kong)板(Ban)厚(Hou)》(?)=80MIL时(Shi)，(?)在(Zai)盲(Mang)孔(Kong)电(Dian)镀(Du)中(Zhong)外(Wai)层(Ceng)板(Ban)面(Mian)需(Xu)玻(Bo)璃(Li)膜(Mo)维(Wei)护(Hu)板(Ban)面(Mian);
(?) (?)3.玻(Bo)璃(Li)膜(Mo)的(De)方(Fang)法(Fa)：(?)1）(?)盲(Mang)孔(Kong)纵(Zong)横(Heng)比(Bi)《(?)=0.8（(?)L/D）(?)时(Shi)，(?)外(Wai)层(Ceng)板(Ban)面(Mian)贴(Tie)湿(Shi)膜(Mo)整(Zheng)个(Ge)PCB线(Xian)路(Lu)板(Ban)曝(Pu)出(Chu)，(?)里(Li)层(Ceng)盲(Mang)孔(Kong)板(Ban)面(Mian)整(Zheng)个(Ge)PCB线(Xian)路(Lu)板(Ban)电(Dian)镀(Du)，(?)2）(?)盲(Mang)孔(Kong)纵(Zong)横(Heng)比(Bi)》(?)0.8时(Shi)（(?)L/D）(?)时(Shi)，(?)外(Wai)层(Ceng)板(Ban)面(Mian)贴(Tie)湿(Shi)膜(Mo)盲(Mang)孔(Kong)曝(Pu)出(Chu)，(?)需(Xu)制(Zhi)作(Zuo)电(Dian)镀(Du)曝(Pu)点(Dian)丝(Si)印(Yin)网(Wang)版(Ban)或(Huo)LDI曝(Pu)出(Chu)，(?)里(Li)层(Ceng)盲(Mang)孔(Kong)板(Ban)面(Mian)整(Zheng)个(Ge)PCB线(Xian)路(Lu)板(Ban)电(Dian)镀(Du)。(?)
(?) (?)4.盲(Mang)孔(Kong)曝(Pu)点(Dian)的(De)方(Fang)式(Shi)：(?)1）(?)盲(Mang)孔(Kong)《(?)=0.4MM（(?)16MIL）(?)时(Shi)，(?)用(Yong)LDI曝(Pu)盲(Mang)孔(Kong)，(?)2）(?)盲(Mang)孔(Kong)》(?)0.4MM（(?)16MIL）(?)时(Shi)，(?)用(Yong)丝(Si)印(Yin)网(Wang)版(Ban)曝(Pu)盲(Mang)孔(Kong)，(?)
(?) (?)5.埋(Mai)孔(Kong)玻(Bo)璃(Li)膜(Mo)方(Fang)法(Fa)：(?)1）(?)当(Dang)埋(Mai)孔(Kong)面(Mian)的(De)图(Tu)形(Xing)界(Jie)限(Xian)《(?)=4MIL时(Shi)，(?)埋(Mai)孔(Kong)板(Ban)面(Mian)需(Xu)玻(Bo)璃(Li)膜(Mo)曝(Pu)点(Dian)，(?)2）(?)当(Dang)埋(Mai)孔(Kong)面(Mian)的(De)图(Tu)形(Xing)界(Jie)限(Xian)》(?)4MIL时(Shi)，(?)埋(Mai)孔(Kong)板(Ban)面(Mian)立(Li)即(Ji)板(Ban)电(Dian)镀(Du)，(?)
(?) (?)6.常(Chang)见(Jian)问(Wen)题(Ti)：(?)1）(?)纵(Zong)横(Heng)比(Bi)中(Zhong)L/D:L=物(Wu)质(Zhi)厚(Hou)+铜(Tong)厚(Hou)，(?)D=盲(Mang)孔(Kong)/埋(Mai)孔(Kong)直(Zhi).2）(?)盲(Mang)孔(Kong)/埋(Mai)孔(Kong)电(Dian)镀(Du)丝(Si)印(Yin)网(Wang)版(Ban)：(?)*曝(Pu)出(Chu)点(Dian)的(De)直(Zhi)D=D-6（(?)MIL）(?).*曝(Pu)出(Chu)点(Dian)丝(Si)印(Yin)网(Wang)版(Ban)加(Jia)对(Dui)结(Jie)构(Gou)域(Yu)，(?)其(Qi)座(Zuo)标(Biao)与(Yu)外(Wai)场(Chang)参(Can)照(Zhao)孔(Kong)一(Yi)致(Zhi).3）(?)需(Xu)玻(Bo)璃(Li)膜(Mo)的(De)盲(Mang)孔(Kong)在(Zai)电(Dian)镀(Du)时(Shi)一(Yi)般(Ban)应(Ying)用(Yong)浪(Lang)涌(Yong)电(Dian)流(Liu)（(?)AC）(?)。(?)
(?) (?)三(San)、(?)盲(Mang)孔(Kong)板(Ban)特(Te)别(Bie)注(Zhu)意(Yi)的(De)一(Yi)些(Xie)非(Fei)常(Chang)要(Yao)求(Qiu)：(?)
(?) (?)1.树(Shu)脂(Zhi)塞(Sai)盲(Mang)孔(Kong)：(?)当(Dang)埋(Mai)孔(Kong)规(Gui)格(Ge)很(Hen)大(Da)时(Shi)而(?)且(Qie)孔(Kong)数(Shu)较(Jiao)多(Duo)，(?)销(Xiao)钉(Ding)时(Shi)，(?)铺(Pu)满(Man)埋(Mai)孔(Kong)必(Bi)须(Xu)许(Xu)多(Duo)树(Shu)脂(Zhi)，(?)为(Wei)避(Bi)免(Mian)其(Qi)危(Wei)害(Hai)销(Xiao)钉(Ding)厚(Hou)度(Du)，(?)经(Jing)R&D要(Yao)求(Qiu)时(Shi)，(?)可(Ke)在(Zai)销(Xiao)钉(Ding)前(Qian)要(Yao)树(Shu)脂(Zhi)将(Jiang)埋(Mai)孔(Kong)事(Shi)先(Xian)堵(Du)住(Zhu)，(?)塞(Sai)孔(Kong)方(Fang)法(Fa)应(Ying)可(Ke)参(Can)考(Kao)绿(Lu)油(You)塞(Sai)孔(Kong)。(?)
(?) (?)2.外(Wai)层(Ceng)有(You)盲(Mang)孔(Kong)时(Shi)，(?)a.因(Yin)销(Xiao)钉(Ding)时(Shi)外(Wai)层(Ceng)会(Hui)出(Chu)现(Xian)胶(Jiao)排(Pai)出(Chu)，(?)因(Yin)此(Ci)在(Zai)销(Xiao)钉(Ding)后(Hou)必(Bi)须(Xu)有(You)一(Yi)除(Chu)胶(Jiao)工(Gong)艺(Yi)流(Liu)程(Cheng);b.因(Yin)外(Wai)层(Ceng)湿(Shi)膜(Mo)前(Qian)会(Hui)清(Qing)理(Li)板(Ban)面(Mian)，(?)有(You)一(Yi)磨(Mo)板(Ban)工(Gong)艺(Yi)流(Liu)程(Cheng)，(?)有(You)机(Ji)化(Hua)学(Xue)沉(Chen)铜(Tong)太(Tai)薄(Bao)，(?)仅(Jin)0.05MIL到(Dao)0.1MI故(Gu)非(Fei)常(Chang)容(Rong)易(Yi)在(Zai)磨(Mo)板(Ban)时(Shi)磨(Mo)去(Qu)，(?)因(Yin)此(Ci)大(Da)家(Jia)会(Hui)加(Jia)一(Yi)板(Ban)电(Dian)镀(Du)工(Gong)艺(Yi)流(Liu)程(Cheng)，(?)加(Jia)厚(Hou)型(Xing)铜(Tong)。(?)其(Qi)有(You)关(Guan)工(Gong)艺(Yi)流(Liu)程(Cheng)如(Ru)：(?)销(Xiao)钉(Ding)—(?)除(Chu)胶(Jiao)—(?)钻(Zuan)孔(Kong)—(?)沉(Chen)铜(Tong)—(?)板(Ban)电(Dian)镀(Du)—(?)湿(Shi)膜(Mo)—(?)图(Tu)型(Xing)电(Dian)镀(Du)。(?)
(?) (?)3.此(Ci)外(Wai)在(Zai)做(Zuo)层(Ceng)数(Shu)高(Gao)的(De)盲(Mang)孔(Kong)板(Ban)时(Shi)将(Jiang)会(Hui)会(Hui)到(Dao)用(Yong)PIN-LAM销(Xiao)钉(Ding)，(?)但(Dan)要(Yao)留(Liu)意(Yi)仅(Jin)有(You)CORE的(De)厚(Hou)度(Du)低(Di)于(Yu)30MIL时(Shi)，(?)大(Da)家(Jia)的(De)设(She)备(Bei)才(Cai)可(Ke)以(Yi)打(Da)PIN-LAM孔(Kong)，(?)比(Bi)如(Ru)：(?)PR4726010，(?)大(Da)家(Jia)用(Yong)的(De)便(Bian)是(Shi)一(Yi)般(Ban)销(Xiao)钉(Ding).4.有(You)关(Guan)盲(Mang)孔(Kong)板(Ban)与(Yu)板(Ban)边(Bian)，(?)考(Kao)虑(Lu)到(Dao)有(You)数(Shu)次(Ci)销(Xiao)钉(Ding)，(?)及(Ji)加(Jia)工(Gong)工(Gong)艺(Yi)孔(Kong)较(Jiao)多(Duo)，(?)因(Yin)此(Ci)尽(Jin)可(Ke)能(Neng)把(Ba)板(Ban)材(Cai)边(Bian)缘(Yuan)留(Liu)在(Zai)0.8”(?)之(Zhi)上(Shang).5.在(Zai)写(Xie)LOT卡(Ka)时(Shi)，(?)有(You)关(Guan)副(Fu)步(Bu)骤(Zhou)，(?)既(Ji)要(Yao)写(Xie)单(Dan)独(Du)副(Fu)步(Bu)骤(Zhou)的(De)排(Pai)板(Ban)结(Jie)构(Gou)，(?)也(Ye)要(Yao)在(Zai)非(Fei)常(Chang)要(Yao)求(Qiu)里(Li)写(Xie)上(Shang)主(Zhu)流(Liu)程(Cheng)的(De)排(Pai)板(Ban)结(Jie)构(Gou)，(?)为(Wei)了(Liao)便(Bian)捷(Jie)下(Xia)边(Bian)工(Gong)艺(Yi)流(Liu)程(Cheng).
