SMTnet Express, September 7, 2017, Subscribers: 30,782, Members: Companies: 10,712, Users: 23,761 Challenges on ENEPIG Finished PCBs: Gold Ball Bonding and Pad Metal Lift Young K. Song and Vanja Bukva; Teledyne DALSA As a surface finish for PCBs
Imagineering, Inc. | https://www.pcbnet.com/blog/everything-you-need-to-know-about-pcb-finish/
) offer benefits such as having greater wire bondability, tighter pitch, and contact usage. However, as you would expect from anything made of gold, these types of finishes are significantly more expensive