Browse Prior Art Database

Test for Effect of Ionic Residue On Circuit Boards

IP.com Disclosure Number: IPCOM000037726D
Original Publication Date: 1989-Jun-01
Included in the Prior Art Database: 2005-Jan-29

Publishing Venue

IBM

Related People

Authors:
Camp, MM Czarnecki, KR Malek, RW Markovich, V Zarr, RS [+details]

Abstract

The long term effect on circuit boards of different concentrations of ionic residue, such as palladium-tin colloid left from processing, is reliably determined by subjecting board samples to conditions of temperature and humidity that facilitate resistance breakdown.