Electronics Forum | Thu Feb 24 14:58:11 EST 2000 | Greg denham
Does anyone have any information on baking boards to remove moisture before reflowing and waving assemblies? I've been told that we should do this to stop such problems as delamination of boards, blow holes, solder balls, etc. I don't know have any e
Electronics Forum | Thu Feb 24 14:58:11 EST 2000 | Greg denham
Does anyone have any information on baking boards to remove moisture before reflowing and waving assemblies? I've been told that we should do this to stop such problems as delamination of boards, blow holes, solder balls, etc. I don't know have any e
Electronics Forum | Thu Feb 24 18:08:42 EST 2000 | Travis Slaughter
Baking boards, especially multi layer, will help with blowholes and delimitation, but not with solder balls. Normally about 120c for 1 hour or so is sufficient. I usually will not go to this trouble unless a board has proven to be a problem or if th
Electronics Forum | Thu Feb 24 18:08:42 EST 2000 | Travis Slaughter
Baking boards, especially multi layer, will help with blowholes and delimitation, but not with solder balls. Normally about 120c for 1 hour or so is sufficient. I usually will not go to this trouble unless a board has proven to be a problem or if th
Electronics Forum | Fri Feb 25 10:23:46 EST 2000 | K3 Equipment
Greg, If you are having a problem, i would first check board manufacturers process. Also are they shipping boards to you in seal packages (a must if you are in a humid part of the country.) Most of the time with a few simple process controls moistur
Electronics Forum | Mon Feb 28 17:16:38 EST 2000 | Stu Leech
We just got a lesson on the effectiveness of heat sealed metalized vapor barrier bags. A customer sent us two bags of 100% saturated PBG components by air freight. This was for a demoisturizing test. When we found the devices 80% dry when they arrive
Electronics Forum | Fri Feb 25 10:23:46 EST 2000 | K3 Equipment
Greg, If you are having a problem, i would first check board manufacturers process. Also are they shipping boards to you in seal packages (a must if you are in a humid part of the country.) Most of the time with a few simple process controls moistur
Electronics Forum | Mon Feb 28 17:16:38 EST 2000 | Stu Leech
We just got a lesson on the effectiveness of heat sealed metalized vapor barrier bags. A customer sent us two bags of 100% saturated PBG components by air freight. This was for a demoisturizing test. When we found the devices 80% dry when they arrive
Electronics Forum | Sat Sep 26 22:08:07 EDT 1998 | Jeff Sanchez
I recieved a pack of sensitive IC's that said they needed to be baked befor certain processes. If I need to do rework, do I have to bake prior to single soldering of these IC's. Or can I just place one as needed by hand with out baking? Any info woul
Electronics Forum | Mon Sep 28 08:35:15 EDT 1998 | Earl Moon
| I recieved a pack of sensitive IC's that said they needed to be baked befor certain processes. If I need to do rework, do I have to bake prior to single soldering of these IC's. Or can I just place one as needed by hand with out baking? Any info
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