PCB基板排版原则

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,1,R-PCB,排版原则,影响排版的因素,排版设计原则,排版实例说明,最佳设计尺寸,(,客户端,),结语,2,3,Special Size,：,40”*42”,48”,36/40/42”,业界常用尺寸,(Base Material),36”*48”,40”*48”,42”*48”,影响排版的因素,4,Base Material,Working Panel,Shipping,Panel,Shipping,Panel,Working Panel,Shipping,Panel,Shipping,Panel,Working Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Working Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,5,Shipping Panel,Base Material,Base Material:36,40,42*48”,(Special Size:40*42”),Working Panel:Max 21*24”,Shipping Panel:Customer Design,Working Panel,基材裁切之后由原来的一整张基板，成了作业所需的若干张,Working Panel,，,Working Panel,则包含了客户所需的,Shipping Panel,。,6,Shipping Panel Area(A):a*b,Working Panel Area(B):c*d,Base material Area(C):e*f,Shipping,Panel,a,b,Working Panel,c,d,Base Material,e,f,基板利用率：,A*shipping panel quantity(per base material),C,制程利用率：,A*shipping panel quantity(per working panel),B,Min,基板利用率：,80%,Min,发料面积：,2.7 ft,2,7,Working Panel,排版设计原则,A,A,C,B,排版间距,A,Tooling,边,(X,轴,),B,Tooling,边,(Y,轴,),C,双面板,0.1,0.35,0.4,四层板,0.1,0.45,0.5,六层板以上,(,含,),0.1,0.65,0.65,项目,层数,Unit:Inch,8,排版实例说明,(,利用率高的排版,),举例说明,(,一,),a.,六层板,出货尺寸：,8.3“x11.3“(210.82 x 287.02mm),出货排版：,2 x,1,Shipping,Panel,9,b.,工作尺寸,:18x24,出货数,:4 SPNL(2 x 1),Working Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,0.1”,0.65”,0.65”,0.1”,24”,18”,工作排版,10,Working Panel,24”,18”,18”,24”,18”,24”,18”,24”,18”,24”,Base Material,48”,36”,选用基板,:36*48,(8.3“x 11.3“)x 4 x 4/36“x 48“x 100%=86.8%,工作尺寸,:18*24/144=3.0SF,Shipping Panel,Working Panel,Base Material,基板利用率,11,排版实例说明,(,利用率低的排版,),举例说明,(,二,),a.,六层板,出货尺寸：,10.7“x 6.83“(271.78 x 173.482mm),出货排版：,1 x,1,Shipping,Panel,6.83”,12,22”,b.,工作尺寸,:12x22,出货数,:1 x 3,Working,Panel,Shipping,Panel,Shipping,Panel,Shipping,Panel,0.65”,0.65”,0.1”,12”,工作排版,0.1”,6.83”,0.655”,0.655”,22”,12”,10.7”,0.65”,0.65”,0.1”,0.1”,13,Base Material,48”,36”,22”,Working Panel,22”,12”,12”,22”,选用基板,:36*48,(10.7“x 6.83“)x 3 x 6/36“x 48“x 100%=76.1%,工作尺寸,:12*22/144=1.8SF,Shipping Panel,Working Panel,Base Material,基板利用率,12”,12”,4”,出货,Panel,尺寸直接影响了排版利用率,合适的出货尺寸可使利用率获得提升,.,最佳设计尺寸,(,客户端,),a.,选用,36,*48,基,板,时,:,7.9*10.8,“,8.3*11.3,b.,选用,40,*42,基板时,:,9.0,*9.4,“,9.3*9.8,c.,选用,40,*48,基板时,:,9.0*10.8,“,9.3,“,*11.3,d.,选用,42,*48,基,板,时,:,9.4,“,*10.8,“,9.8,“,*11.3,当客户按照以上,size,设计时,厂内的基材利用率可达到,80%,以上,发料面积,2.7,平方英,呎,以上,14,结语,a.,因应,PCB,材料价格持续高涨,提高基材利用率,以避免增加材料成本,.,b.,若基材利用率低于,80%,则,PCB,营运成本将提 高,因此,为了维持公司的正常运作,是必将成本转嫁于报价上,.,c.,为了提高基材利用率,RD,端可提供单,PCS,出货尺寸,FAT,可建议最佳,Shipping Panel,以达合理基材利用率,.,15,THE END,16,