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《PCB基板排版原則.ppt》由會員上傳分享，免費在線閱讀，更多相關內(nèi)容在教育資源-天天文庫。
1、R-PCB排版原則1影響排版的因素排版設計原則排版實例說明最佳設計尺寸(客戶端)結(jié)語2SpecialSize：40”*42”48”36/40/42”業(yè)界常用尺寸(BaseMaterial)36”*48”40”*48”42”*48”影響排版的因素3BaseMaterialWorkingPanelShippingPanelShippingPanelWorkingPanelShippingPanelShippingPanelWorkingPanelShippingPanelShippingPanelShippingPa
2、nelShippingPanelWorkingPanelShippingPanelShippingPanelShippingPanelShippingPanelShippingPanelShippingPanelShippingPanelShippingPanel4ShippingPanelBaseMaterialBaseMaterial:36,40,42*48”(SpecialSize:40*42”)WorkingPanel:Max21*24”ShippingPanel:CustomerDesignWorkin
3、gPanel基材裁切之后由原來的一整張基板，成了作業(yè)所需的若干張WorkingPanel，WorkingPanel則包含了客戶所需的ShippingPanel。5ShippingPanelArea(A):a*bWorkingPanelArea(B):c*dBasematerialArea(C):e*fShippingPanelabWorkingPanelcdBaseMaterialef基板利用率：A*shippingpanelquantity(perbasematerial)C制程利用率：A*shippingpa
4、nelquantity(perworkingpanel)BMin基板利用率：80%Min發(fā)料面積：2.7ft26WorkingPanel排版設計原則AACB排版間距ATooling邊(X軸)BTooling邊(Y軸)C雙面板0.10.350.4四層板0.10.450.5六層板以上(含)0.10.650.65項目層數(shù)Unit:Inch7排版實例說明(利用率高的排版)舉例說明(一)a.六層板出貨尺寸：8.3“x11.3“(210.82x287.02mm)出貨排版：2x1ShippingPanel8b.工作尺寸:18"
5、x24",出貨數(shù):4SPNL(2x1)WorkingPanelShippingPanelShippingPanelShippingPanelShippingPanel0.1”0.65”0.65”0.1”24”18”工作排版9WorkingPanel24”18”18”24”18”24”18”24”18”24”BaseMaterial48”36”選用基板:36"*48"(8.3“x11.3“)x4x4/36“x48“x100%=86.8%工作尺寸:18"*24"/144=3.0SFShippingPanelWorki
6、ngPanelBaseMaterial基板利用率10排版實例說明(利用率低的排版)舉例說明(二)a.六層板出貨尺寸：10.7“x6.83“(271.78x173.482mm)出貨排版：1x1ShippingPanel6.83”1122”b.工作尺寸:12"x22",出貨數(shù):1x3WorkingPanelShippingPanelShippingPanelShippingPanel0.65”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
7、.1”12BaseMaterial48”36”22”WorkingPanel22”12”12”22”選用基板:36"*48"(10.7“x6.83“)x3x6/36“x48“x100%=76.1%工作尺寸:12"*22"/144=1.8SFShippingPanelWorkingPanelBaseMaterial基板利用率12”12”4”出貨Panel尺寸直接影響了排版利用率,合適的出貨尺寸可使利用率獲得提升.13最佳設計尺寸(客戶端)a.選用36"*48"基板時:7.9"*10.8“~8.3"*11.3"b.選
8、用40"*42"基板時:9.0"*9.4“~9.3"*9.8"c.選用40"*48"基板時:9.0"*10.8“~9.3“*11.3"d.選用42"*48"基板時:9.4“*10.8“~9.8“*11.3"當客戶按照以上size設計時,廠內(nèi)的基材利用率可達到80%以上,發(fā)料面積2.7平方英呎以上14結(jié)語a.因應PCB材料價格持續(xù)高漲,提高基材利用率,以避免增加材料成本.b
