KB:沉积铜盗取图案以实现均匀的镀层分布

Altium Designer Altium Designer
铜偷窃可能是制造商为了实现均匀的镀层分布,在最外层所需或所希望的。不幸的是,目前没有直接的命令/功能一次性实现铜偷窃,但已经找到了一个变通方法,即利用通过焊点特性来实现偷窃图案。

Solution Details

Unfortunately, there is no straightforward command/feature in one go to achieve copper thieving currently.  There is a workaround identified to leverage Via Stitching feature to realize a thieving pattern.

Copy the poured polygon, which you want to thieve, to somewhere outside the board
2  Place another copper fill over, so you have something to stitch against
3  Apply via stitching to populate an array of vias within the polygon shape
4  Tools » Convert » Convert Selected Vias to Free Pads to covert the via array to free pads.

For a visual aid, please refer videos here:
https://www.youtube.com/watch?v=Ca2rFu2zW_k
https://www.youtube.com/watch?v=6RsW8ehU_lI

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