IPC-A-610国际标准中英文对照

IPC-A-610 国际标准中英文对照
4.6.2 Heat sink-Contact
散热片――接触片
arget-Class 1,2,3
目标——等级　1,2,3
· Component and heatsink are in
full contact with the
mounting surface.
组件和散热片与安装表面完全
接触
· Hardware meets specified
attachment requirements.
部件满足规定的接触要求。
Figure 图 4-64
1. Heat sink
散热片
Acceptable-Class 1,2,3
可接受的 ——等级　1,2,3
· Component not flush.
组件不平齐
· Minimum 75% contact with
mounting surface.
至少有 75%与安装表面接触
· Hardware meets mounting
torque requirements if
specified.
如果有规定，部件满足安装的转距要求
Figure 图 4-65
1. Gap
2. Heat sink
间隙
散热片
Defect-Class 1,2,3
缺点——等级　1,2,3
· Component is not in contact with
mounting surface.
组件没有接触到安装表面
· Hardware is loose and can be
moved.
部件松弛可以移动。
Figure 图 4-66
1. Heat sink 2. Gap
散热片
间隙