Electronics Forum | Sun Jun 07 09:43:11 EDT 1998 | Bob Willis
There are some guidlines on design and through hole reflow on my web site to download. Also on pin in hole reflow the SMTA Office has a document on using the tecnology. | R&D is currently designing a board with smt components on both sides of the bo
Electronics Forum | Fri May 08 15:12:23 EDT 1998 | Ryan Jennens
I am running boards with gold fingers on a pallet for masking purposes. The pallets worked fine for a while but know the gold fingers are getting solder on them. We have tried everythin: new pallets, cleaning the pallet and board to be sure there
Electronics Forum | Tue Mar 10 17:56:43 EST 1998 | Jeremy Smith
I am having a problem with Entek coated boards. The solder past seem to just ball up on the pads. I had no problems with the board when it was hot air leveled. The board is double sided surface mount. I have tried adjusting the oven profiles makin
Electronics Forum | Fri Jan 30 16:07:45 EST 1998 | Srik Maganti
We are in process of building a product which is a double sided board ( SMT ) and PTH ( topside ). This particular product has a BGA on the topside of the board, which has a kind of plated top on the die. I have heard some companies have had a probl
Electronics Forum | Wed Jan 07 11:18:43 EST 1998 | Richard
| Can anyone help supply information regarding where I can have a Demo SMT board manufactured with BGA,QFP,Discretes,SOIC,etc. I am looking to prepare these Demo boards with standard defects. Any suggestions out there? Another source in addition to T
Electronics Forum | Wed Oct 10 21:31:17 EDT 2001 | cnoonan
I used to rework many types of BGA's including ceramic. We always preheated the whole board to around 115 c before attempting to remove or place. Now I find myself in a new company with different ideas. Do any of you have a site that has exact rec
Electronics Forum | Mon Aug 27 15:03:40 EDT 2001 | davef
Essentially, you want to ruggedize this component. Various adhesives could work great, depending on the source of the energy that is causing the solder connection fatigue. So, what are your looking to: * Rigidly bond the component to the board? * A
Electronics Forum | Thu Aug 30 21:57:26 EDT 2001 | Franky
I have problem about glue printing measurement ,anybody has process of glue printing . How do you measure? as I know "push test" is the method for testing the strength of connection of component and board but I don't have specification of testing for
Electronics Forum | Wed Oct 10 21:35:39 EDT 2001 | cnoonan
I used to rework many types of BGA's including ceramic. We always preheated the whole board to around 115 c before attempting to remove or place. Now I find myself in a new company with different ideas. Do any of you have a site that has exact recomm
Electronics Forum | Tue Oct 30 18:43:31 EST 2001 | mparker
My first thought is board warp. This is something you can't see when the board is in a reflow oven. I see it occasionally going through wave solder. You may need a pallet with hold down clamps for reflow. Try putting a bare board in a baking oven at
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