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锡膏印刷模板的开口参考尺寸
By Anonymity
本文介绍，锡膏印刷模板的开口参考尺寸、模板厚度等。
| 元件类型 |
引脚间距 |
焊盘宽度 |
焊盘长度 |
开口宽度 |
开口长度 |
模板厚度 |
| PLCC |
1.27mm |
0.65mm |
2.00mm |
0.60mm |
1.95mm |
0.15-0.25mm |
| QFP |
0.635mm |
0.35mm |
1.50mm |
0.32mm |
1.45mm |
0.15-0.18mm |
| QFP |
0.50mm |
0.254mm |
1.25mm |
0.22mm |
1.20mm |
0.12-0.15mm |
| QFP |
0.40mm |
0.25mm |
1.25mm |
0.20mm |
1.20mm |
0.10-0.12mm |
| QFP |
0.30mm |
0.20mm |
1.00mm |
0.15mm |
0.95mm |
0.07-0.12mm |
| 0402 |
|
0.50mm |
0.65mm |
0.45mm |
0.60mm |
0.12-0.15mm |
| 0201 |
|
0.25mm |
0.40mm |
0.23mm |
0.35mm |
0.07-0.12mm |
| BGA |
1.27mm |
Ø0.80mm |
Ø0.75mm |
0.15-0.20mm |
| µBGA |
1.00mm |
Ø0.38mm |
Ø0.35mm |
0.10-0.12mm |
| µBGA |
0.50mm |
Ø0.30mm |
Ø0.28mm |
0.07-0.12mm |
| Flip chip |
0.25mm |
0.12mm |
0.12mm |
0.12mm |
0.12mm |
0.08-0.10mm |
| Flip chip |
0.20mm |
0.10mm |
0.10mm |
0.10mm |
0.10mm |
0.05-0.10mm |
| Flip chip |
0.15mm |
0.08mm |
0.08mm |
0.08mm |
0.08mm |
0.03-0.08mm |
(Aaron 10/05/2001)
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