Sponsor

Need Improved Solder Joint Visibility?
Solder Peel-A-Way° Removable Terminal Carriers in place and peel the carrier away for complete solder joint visibility on both sides of the PCB. Watch a video to see it in action.
Advanced Interconnections Corp.

Sponsor

High power atmospheric plasma system
Our 1000 Atmospheric Plasma System is available with PC or PLC control for lab or high speed production use with the same high powered systems. Remove contaminants and increase bond strength!
Plasma Etch

Ask the Experts Member

David Suihkonen

President
R&D Technical Services Inc.

David is President at R&D Technical Services, a vapor phase reflow oven manufacturer. he has 20 plus years experience in the vapor phase reflow industry.

David Suihkonen has submitted responses to the following questions.

What Causes Solder Balls During Rework?
As to solder balls during reflow, you may find you need a bit more solder conditioning via preheat before processing ...

Black Land Edges
Couple of questions.Does the black material clean off? What type of preheat are you using?Solder and flux type?I'd be happy ...

Intermittent BGA Test Problems
It sounds as though you're not getting proper wetting of the solder under the BGA. If I had to guess, ...

How many zones are adequate for lead free profile
I guess you are assuming the use of convection reflow for your lead free application when you mention "how many ...

Free Newsletter Subscription
Circuitnet is built for professionals who bear the responsibility of looking ahead, imagining the future, and preparing for it.

Insert Your Email Address

Sponsor

Sayaka Table-Top PCB Router, SAM-CT23S with online camera
Advanced image processing software offers easy programming and CAD base offline programming. Automatic alignment compensation.
Seika