Electronics Forum | Mon Sep 21 08:14:14 EDT 1998 | Steve Gregory
| Hello: | I would like to know what causes tombstombing and how can it be prevented? | Thx. | Nichol Hi Nichol! A tombstone happens when solder doesn't wet equally on both terminations during reflow...now why that happens can be found by looking at
| http://etasmt.com/cc?ID=te_news_industry,23961&url=_print
. A proper thermal profile for reflow must be evaluated by the process engineer prior to production. Thermocouple (TC) location To verify the correct reflow profile, 2
