Solder ball & Void 판정기준

 

 

Solder Ball 판정기준

[IPC-A-610C]

- 600㎟ 당 5개 미만

- Diameter 0.13mm

 

Void 판정기준

[IPC-7095]

Class Ⅲ Small Void area is ＜9%

Class Ⅱ Medium Void area ＞9% but ＜20.25%

Class Ⅰ Large Void area ＞20.25% but ＜36%