电路板PCB工程师英文EQ整理.doc

1基本信息(1)问题:theboardthickness(+/-)istoohardtocontrolforus对我们来说,+/-:+/-10%mm?firm!+/-10%mm?(2)问题:Asshowinfigure,manufacturingrequirementsspecification,using17um(1/2oz)basedcopper,finishedsurfacecopper:46um(");,制作说明要求使用17um基铜,:Use1ozbasedcopper,finishedsurfacecopper:46um(")使用1oz基铜,完成铜厚46um.(3)问题:Asshowinthebelowfigure,outercopperis1oz..Wecan’,外层铜厚为1OZ,:UsingHozbasecopper,finishedsurface1ozcopper;使用Hoz基铜,成品铜厚为1oz.(4)问题:Thestack-panyprovideddidnotconformtherequirementsofimpedance,andtheinnerlayersneedtouse3Pre-,且内层需要用3张pp建议:AdjustthethicknessofthePre-pregandthecore。,见下图(5)问题:Themake-uplikeastheattachment(12PCS/PNL),inordertosavethecosting,ept3X-OUTperpanel?如附件所示拼版(12pcs/PNL),为了节约成本,请确认可否接受每个拼版内有3个打叉板?建议:Accepted3X-OUTperpanel,butnotexceed5%,但不超过总订单数的5%,且出货时把打叉板分开包装.(6)问题:Asshowinfigure,ordingtolevel3standardcontrols,thisrequirementistoohardtocontrolforus如下图所示,贵司要求按3级标准管控,:.(7)(8)Aboveisoursuggestedstackup,,请确认.(9)问题:panyhavenotprovidedthetoleranceofboardthickness,+/-10%?贵司没有提供板厚公差,+/-10%来管控?(10)问题:Wecan'tfindthefinishcopperthicknessandsoldermaskcolorinspec,,:Finishcopperthickness:1oz,SMcolor:mattegreen完成铜厚1OZ防焊颜色:哑光绿色(11)问题:PleaseseeFig1,thenumberingerberisdifferentfrom"HIT-20-001200-001",gerber中的料号跟说明书中的"HIT-20-001200-001":,然后按照gerber来制作.(12)问题:ThecustomerrequiresuseFR-402material,-402板材