| December 21, 2010
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You have a new board and the BGA component doesn't fit the board footprint. Is this a nightmare of a problem? It is one we see at Circuit Technology Center every other month or so.
It's seems to be a problem faced by OEM's early in the development cycle. In this actual example the flagship product an OEM was working reached the post assembly test phase when they discovered a hang-up.
The BGA that was loaded at several locations on the board was the wrong one! To further complicate matters, the footprint of the correct BGA was not the same as the original. You might ask ...
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Gold plating is ancient technology, and the problems encountered in electronics plating are just as ancient. Things are always changing in this business, getting smaller, more complicated and sometimes you have to think innovatively just to survive.
Recently a customer was in a tough bind regarding defective plating. They manufactured a massive backplane over four feet long and two feet wide. The board is nearly one half inch thick and plated throughout with gold.
These boards are extremely expensive and manufacturing them is a nerve racking experience. Scrapping the boards due to minor problems is demoralizing, not to mention ...
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Even in today's high tech world, there are still thousands of circuit boards being used that were (and are still being) made with through hole technology.
Experience tells me that many of these through hole circuit boards will need a plated hole repaired at some point. Procedure 5.1 Plated Hole Repair may be the one that will save your irreplaceable electronic assembly.
As good as this procedure is, there is one section that may cause even the most experienced repair technician some head ...
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Merry Christmas and Happy New Year
Never worry about the size of your Christmas tree. In the eyes of children, they are all 30 feet tall.
We wish you all the safe travels this Christmas and holiday season and a prosperous new year.
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Trivia
See the answer below.
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Quote of the Week
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