Asymmetric Layer Stackup

It is best to keep a boards layer stackup symmetric to prevent board warpage. Some manufacturers may be willing to go to the extra effort to fight the warpage from an asymmetric stackup (often by them having to make multiple attempts to get it right for your stackup) but at cost and risk.

 

 

USEFUL?
We benefit hugely from resources on the web so we decided we should try and give back some of our knowledge and resources to the community by opening up many of our company’s internal notes and libraries through mini sites like this. We hope you find the site helpful.
Please feel free to comment if you can add help to this page or point out issues and solutions you have found, but please note that we do not provide support on this site. If you need help with a problem please use one of the many online forums.