 Bob Willis is a process engineer providing engineering support in conventional and surface mount assembly processes.
He runs production lines
for suppliers at exhibitions and also provides seminar and workshops
world wide. Bob has one of the largest collection of training videos,
interactive CD-ROMs and training material in the industry.
Email: bob@leadfreesoldering.com
http://www.leadfreesoldering.com
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Written by Bob Willis
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Thursday, 31 July 2008 |
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Over the last few years I have been asked to examine many different ball grid array (BGA) defects from assembly and on field failures here are a selection of the defects and some of the popular causes. |
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Written by Bob Willis
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Monday, 16 June 2008 |
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Over the last few years I have been asked to examine many different ball grid array (BGA) defects from assembly and on field failures here are a selection of the defects and some of the popular causes. |
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Written by Global SMT & Packaging
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Wednesday, 21 May 2008 |
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The electronics industry is continually faced with problems that take time and money to solve. Many of the problems are by no means new. Possibly they may be areas that were not considered important. |
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Written by Bob Willis
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Monday, 21 April 2008 |
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Ball Grid Array BGAs are a widely used technology in a vast range of products, including consumer, telecommunications and office-based systems.
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Written by Bob Willis
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Monday, 17 March 2008 |
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Surface mount technology (SMT) first started with the introduction of mixed technology designs incorporating components mounted on the underside of the circuit board. |
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Written by Bob Willis
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Tuesday, 12 February 2008 |
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How often have you solved assembly and soldering problems only to have them come back to haunt you in six months’ time? |
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Written by Bob Willis
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Friday, 04 January 2008 |
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If you are repairing land grid array (LGA) or area array devices, should you print the circuit board or the device terminations? |
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Written by Bob Willis
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Monday, 03 December 2007 |
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If you find yourself with a component, printed board or soldering problem, our “Defect TroubleShooter Service” can help you solve you problems FREE. |
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Written by Bob Willis
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Wednesday, 07 November 2007 |
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During Productronica we will be offering free advice on production problems and specification issues and solutions on testing. Just bring your problem board assemblies and let us take a look for you. |
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Written by Bob Wilis
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Friday, 12 October 2007 |
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X-ray fluorescence (XRF) systems can be used in production for RoHS compliance. |
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