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QFN20 Solder recommendations

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#53784

QFN20 Solder recommendations | 24 February, 2008

Issue cross talk \Stencil thickness recommendation? 3-4-5 mil Using manufactures recommended paste layout Water soluable vs No clean Paste. Any recommended publications? Only one found so far is Fairchild, recommend NC due to potential cleaning issues. Any set standard? \\Any feedback/input greatly appreciated

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#53786

QFN20 Solder recommendations | 24 February, 2008

With such a low standoff [eg, 1-2 thou of solder], we doubt that you can clean under QFN, either.

For more, search the fine SMTnet Archives to find threads like http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=19247

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