目的:
对PCB进行最后的最终检验。
A、检验内容
外形尺寸Outline Dimension
各尺寸与板边Hole to Edge
板厚Board Thickness
孔径Holes Diameter
线宽Line width/space
孔环大小Annular Ring
板翘Bow and Twist
各镀层厚度Plating Thickness
B、外观检查项目(Surface Inspection)
孔破Void
孔塞Hole Plug
露铜Copper Exposure
异物Foreign particle
多孔/少孔Extra/Missing Hole
金手指缺点Gold Finger Defect
叉字缺点Legencl(Markings)
C、信赖性(Reliability)
焊锡性Solderability
线路抗撕拉强度Peel strength
切片Micro Section
S/bl附着力S/M Adhesion
Gold附着力Gold Adhesion
热冲击Thermal Shock
阻抗impedance
离子污染度lonicContaminatLon
对PCB进行最后的最终检验。
A、检验内容
外形尺寸Outline Dimension
各尺寸与板边Hole to Edge
板厚Board Thickness
孔径Holes Diameter
线宽Line width/space
孔环大小Annular Ring
板翘Bow and Twist
各镀层厚度Plating Thickness
B、外观检查项目(Surface Inspection)
孔破Void
孔塞Hole Plug
露铜Copper Exposure
异物Foreign particle
多孔/少孔Extra/Missing Hole
金手指缺点Gold Finger Defect
叉字缺点Legencl(Markings)
C、信赖性(Reliability)
焊锡性Solderability
线路抗撕拉强度Peel strength
切片Micro Section
S/bl附着力S/M Adhesion
Gold附着力Gold Adhesion
热冲击Thermal Shock
阻抗impedance
离子污染度lonicContaminatLon