Electronics Forum: nipdau black (4)

NiPdAu Soldering Problems?

Electronics Forum | Thu Sep 18 23:56:56 EDT 2008 | trynders

am having wetting issues with two Burr Brown Op amps. Both are SOICs with NiPdAu lead frame finishes. I have attached a photo that shows a black streak the length of the lead (before soldering). This appearance is consistent of all leads and is exist

NiPdAu Soldering Problems?

Electronics Forum | Fri Sep 19 15:52:18 EDT 2008 | davef

This is not something that we'd expect to see on NiPdAu finished leads. Help us understand the extent of the problem better. From your picture, it looks like a band of copper color with black on the outer portions of the copper color that bleeds int

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