Patent ID: 6485843
Filing Date: 2002-11-26
Classification: H01L,H05K,Y10S,Y10T

Abstract:
A printed circuit board having at least one surface-mount-device bonding site comprising:at least one surface having said at least one surface-mount device bonding site; at least one base conductor layer plated on a portion of said surface; at least one plated nickel outer layer on said base conductor layer; and an array of bonding pads formed by at least one selectively plated gold layer on a portion of said plated nickel outer layer and leaving a remainder of said plated nickel outer layer exposed to form a layer of native nickel-oxide, wherein said selectively plated gold layer on each of said bonding pads is substantially surrounded by said layer of native nickel-oxide and said array of bonding pads form said at least one surface-mount device bonding site.