BGA Land Pattern and Assembly Issues
BGA packages are shrinking from 1.27 mm to 0.4 mm, saving plenty in board real estate, but raising a host of new considerations from coplanarity to rework to reliability.
by Chris Achong and Alex Chen
Built for Speed
The good quickturn fabricator acts as an extension of the designer's company. A PCD&M special report on why cost isn't necessarily king.
by Mike Buetow
The Search for the Universal Surface Finish
Over a dozen surface finishes are on the market but none really fits the category of "universal surface finish." An evaluation of the advantages and shortcomings of each.
by Mike Barbetta
The Roller Coaster of Cyclicality
So-called "12/12" curves - year-on-year analyses of growth rates, rather than hard sales data - highlight turning points and are sophisticated and powerful forecasting tools.
by Roger Tyler
Scaling Artwork Basics
The two main causes of registration errors, shift and size, can be overcome by having precise, targeted, real-time data.
by Tom R. Paur
One Source Group
'One Source' Fits All
Calling itself a "mini Flextronics," this Dallas conglomerate offers everything from design to fabrication to assembly and electrical test.
by Andy Shaughnessy and Pete Waddell
Milestones in Horizontal Plating
The origins of horizontal plating were modest: the installation of a permanganate desmear line at a PCB maker in Germany. Today, there are more than 130 horizontal systems in PCB plants around the world. Plus: An overview of procurement considerations.
by Reinhard Schneider and Andy Huang
A look at products debuting at IPC Printed Circuits Expo.
Compiled by PCD&M Staff
POINT OF VIEW
Smart planning for your trade show presence.
Remember the three C's - customers, capability and capacity.
No Myths Allowed
Tips for reducing EMI.
Dr. Eric Bogatin
Routing high-speed differential pairs.
Dr. Abe Riazi
Does your design need embedded parts?
The Plating Rack
The effects of desmearing and deposition on HWPA.
We're never short on labor scams.
It's time to reconnect with the world.
The Flex Market
Contrary to popular belief, flex circuits increase use of FFC and pair connectors.
Off The Shelf