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NEWSLETTER: February 6, 2019
Case of the Missing SMT Pads
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Everyone loves a good mystery, unless, of course, that mystery has to do with something important that's missing from your valuable circuit boards! We often discuss methods of repairing circuit boards, and things that are already on the board - but what about replacing surface mount pads that were never there to begin with? Here's a mystery that could well be called Case of the Missing SMT Pads, and in this example, "Whodunit" wasn't as important as ...
Feature Story
Package-on-Package Rework
Ask the Experts
We need to perform some Package-on-Package (PoP) rework. The only package we need to rework is the top package. Can we rework the top package only, or should we remove both packages and then replace them both ...
Ask The Experts
6 Common Mistakes of BGA Rework
6 Common Mistakes of BGA Rework
BGA rework is a very challenging procedure. Doing it right depends in large part on the skills and knowledge of the rework technician.
Learn more ...
Do Your Repair Techs Deserve One?
Do Your Repair Techs Deserve One?
The Micro-Drill is the ideal tool for precision drilling, grinding and cutting on circuit boards. Use it to remove coatings, cuts circuits, drills holes, and much more.
Learn more ...
Replace Damaged Circuits Without Messy Liquid Adhesive
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Imagine replacing damaged surface mount pads, BGA pads, lands and conductors without the need to use messy liquid adhesives to bond the replacement pad in place. Circuit Frames have a bond strength equal to the original, can be used on loaded circuit boards, and the bond time is just 30 seconds. Our replacement Circuit Frames have a dry-film adhesive backing to make the repair process quick and neat.

LEARN MORE ...
Solder Joint Opens - What To Do?
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Electronic components are soldered to circuit boards every day and in some cases opens are found during x-ray inspection or during the test. You may be inclined to re-heat and reflow the solder using a little extra flux. It's reasonable to think this will work but it can be deflating when it is not effective. In a desperate attempt to correct the defect, the process may ...
Feature Story
Circuitry Repair on Multilayer PCBs
Circuitry Repair on Multilayer PCBs
Learn about services to repair severe damage to conductors and plated holes, including damaged holes in multilayer PCBs.
Learn more ...
Jumper Wire Hassles Eliminated
Jumper Wire Hassles Eliminated
Throw away that super glue and eliminate that super glue mess. Clean up your act when bonding wires. Wire Dots make the job clean, neat and fast.
Learn more ...
3D Stretchable Circuits
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As explained recently in the journal Nature Electronics, engineers have stacked and connected layers of stretchable circuits on top of one another, to build soft, pliable "3D stretchable electronics," which can pack a lot of functions while staying thin and small in size ...
Technology Briefing
Published By
Circuit Technology Center
Contributors
Andy Price, Bob LePage, Ronna LaBranche, Jose Irizarry, Ted Farnham, Bun Chhouy, Peter Vigneau, Jeff Ferry

Since 1983 Circuit Technology Center and CircuitMedic have been recognized as the world's most innovative and reliable specialists in circuit board rework and repair services and products.
Trivia Question
What do you call the formation of a relatively uniform, smooth, unbroken and adherent film of solder to a base metal?
See the answer below.
Are Your BGA Rework Techs Competent?
Are Your BGA Rework Techs Competent?
Can every operator handle your BGA rework equally well? In real life, in all but just a few situations, the answer is no. Why is this so?
Learn more ...
Quote of the Day
"If an idea's worth having once, it's worth having twice."
Tom Stoppard
Cartoon
"I need a sympathy card for the person who was just promoted to my old job."
Copyright © Randy Glasbergen
Trivia Answer
Wetting
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Circuit Technology Center, Inc.
22 Parkridge Road
Haverhill, MA 01835 USA
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