Answer by Russell McMahon for Have I cooked my caps?
See this directly related paper:Robustness of Surface Mount Aluminum Electrolytic Capacitors When Subjected to Lead Free ReflowThe important and (to me) surprising conclusion is that the case...
View ArticleAnswer by Olin Lathrop for Have I cooked my caps?
Those caps with the rounded tops are bad. They may act fine and appear to be within spec for now, but they are already damaged. There is no telling what they might do when. You should replace them...
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Have I cooked my caps?
Recently been calibrating my solder reflow oven to work with a higher temperature solder paste. Had a few boards come out that were slightly over done.At 250 degrees Celsius I noticed that the silk...
View ArticleAnswer by Kuba hasn't forgotten Monica for Have I cooked my caps?
[...] I noticed that the silk screen was starting to yellowHas anyone else noticed this before?Yes, and that is the sign that the board was heated up too much. You will notice that professionally...
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