Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Jumping chips
From: "Jim Lewis" <jim.lewis@...>
Date: 2009-04-04
I have a problem with SMT chips jumping off the board during reflow. I preheat for 2.5 minutes 1/4" above the hot plate and then reflow 1.5 minutes directly on the hot plate at 375F with a cover. Paste is from Stencils Unlimited. Any solutions?