文档介绍：PCBA检查规范
编 号：
版 本：
生效日期：
1．修订状况表
修订历史
版本
阐明
作者
审核
批准
生效日期
nished good with。
若有检查原则未规范旳异常现象发生时，不代表该产品允收或拒收，应向值班工程师询问。
It is not means the product accept or reject that the standard of inspection have some abnormal , but should feed back to engineer to confirm.
检查环境规定光线充足,以目视为主,辅以放大镜和卡尺
外观检查项目基准参见附件一~三。
The item of cosmetic inspection standard reference Appendix 1 to 3.
修订权限(Authority of modification)
本规范由质量管理部工程师撰写, 经研发单位及生产单位会签, 由质量管理部最高主管核准后实行, 修改程序亦同.
This criteria is prepared by Quality unit engineer and signed off with R&D(Research and Develop department )and Production unit, and then approve by Quality manager. Modify procedure as the same above.
附件Attachment ( 含登记表单)
附件一：PCBA
Appendix 1: PCBA
附件二：机构类
Appendix 2: Mechanical
附件三：其他
Appendix 3: Other
附 件 预 览 总 表
附件一: PCBA类
附件二: 机构类(Mechanical)
附件三: 其他(Other)
1 SMT零件(SMT component)
1-1 焊点规格(Soldering
SPEC)
1-2 焊点异常(Soldering
abnormal)
1-3 零件损坏(Component
damage)
1-4 点胶(Staking adhesive
gluing)
1 外壳(Housing)
1 标签(Label)
2 托架,承座(Chassis)
2 Barcode
3 铭板(Overlay)
3 包装袋(PE bag)
4 散热片(Heat sink)
4 外箱(Carton)
5 绝缘片(Insulator)
5 Housing
6 螺丝,螺帽,垫片(Screw nut)
7 DC series converter 系列成品外观检查原则
Dip 零件(DIP component)
2-1 焊点规格(DIP SPEC)
2-2 引脚突出(Lead protrusion)
2-3 通孔(PTH)
2-4 插件外观(Appearance)
2-5 点胶(Adhesive gluing)
2-6 DIP高翘(DIP component
lifted)
8 Transformer
9 Shielding cover 外观检查原则
PCB
3-1 marking
3-2 外观(Surface
appearance)
3-3 焊锡性(Solderability)
Connector, PIN & 金手
指(Golden finger)
其他(Other)
5-1 螺丝(Screw)
5-2 跳线(Jump)
附件一: PCBA类
1 SMT零件(SMT component)
1-1 焊点规格(Soldering SPEC)
1-1-1 Chip 零件(Chip component)
Defect
Side overhang (D) is greater than 50% component termination width (W) or 50% land width (P) whichever is less
零件偏移D>50% W 或D>50% P 拒收
Defect
Side overhang (D) is greater than 50% component termination width (W) or 50