https://devzone.nordicsemi.com/f/nordic-q-a/61775/nrf52832-ciaa-guidelinesHello. We are planning to change from QFN48 to WLCSP package in our product. However I could&#39;t find any guidelines to create the library for Eagle. I was wondering what is the suggested width of the traces and the suggested diamenter and drill for theen-USTelligent Community 13Thu, 28 May 2020 09:54:52 GMThttps://devzone.nordicsemi.com/thread/252123?ContentTypeID=1Thu, 28 May 2020 09:54:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e774973f-f34e-47dd-b034-d54815760f2cJared<p>Hi,</p> <p>We don&#39;t have the EAGLE files but we do have Altium and Gerber files available <a href="https://www.nordicsemi.com/-/media/Software-and-other-downloads/Reference-Layouts/nRF52832CIAARefLayoutv10.zip?la=en&amp;hash=DBB05515B275F36B7FADDA28203B472D157B22E0">here</a>. You can use in-program measurement tools to find the necessary dimensions.&nbsp;</p> <p>regards</p> <p>Jared</p><div style="clear:both;"></div>