Electronics Forum: sep 4 (Page 1 of 1)

Gold Surface Finish on PCB's

Electronics Forum | Thu Dec 08 07:55:16 EST 2005 | davef

Your understanding of the situation is correct. In both cases, you solder to the nickel. The gold [Au] protects the nickel from oxidation. When soldering, the gold moves into solution in the solder and forms an intermetallic compound [IMC] with th

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