Mixed Metals Impact on Reliability

Published:

December 19, 2013

Author:

Rick Gunn, Vice President of Engineering / Chief Technology Officer, Nextek Incorporated.

Abstract:

With the adoption of RoHS and implementation of Lead Free solders a major concern is how this will impact reliability. Both commercial and military hardware are impacted by this change even though military hardware is considered exempt from the requirements of RoHS. As the supply chain has moved to the new lead free alloys both markets are being forced to understand these impacts and form risk mitigation strategies to deal with the change. This paper documents the effect of mixing Leaded and Lead Free alloys on BGA devices and how this impacts reliability. Three of the most common pitch BGA packages are included in the study to determine if the risk is the same as pitches decrease...

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Company Information:

NexTek is an excellence-oriented engineering company that provides best-in-class lightning protection, and EMC / power conditioning products and services.

Westford, Massachusetts, USA

Other

  • Phone 978-486-0582
  • Fax 978-486-0583

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Company Postings:

(1) technical library article

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