Thursday, October 27, 2016
Archive >  April 2013 Issue >  Special Features: Assembly and Production > 

A Winning Scenario for Cleaned Circuit Assemblies

Much can be learned from 28 years involvement in the electronics assembly cleaning industry. This almost three-decade period can be separated into three distinct periods. Prior to 1989, virtually all assemblies were cleaned after soldering. During the period from 1989 through 2005, ...

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Defining Requirements For Kelvin Testers

Kelvin contactors can provide precise resistance measurements in high-volume production environments. Kelvin test is not new, but still benefits analog and mixed-signal circuit production test through accurate resistance measurements and compensation of unwanted parasitic circuit elements ...

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Dispensing Systems Can Pay for Themselves

Adhesives and sealants based on epoxy, silicone, and urethane typically require precise formulations to be effective, and establishing the proper mix and dispensing process for those materials is critical to success. In fact, suppliers of those materials routinely sell their formulations ...

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Vacating Voids in QFN Packages

Surface-mount components rely on tiny housings such as QFN packages for their electrical and mechanical health and well-being. QFN, or quad-flat-no-lead housings, are leadless packages used throughout applications calling for surface-mount-technology (SMT) devices. With electrical contacts ...
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