Electronics Forum: yields (Page 1 of 55)

BGA re-balling yields

Electronics Forum | Thu Apr 30 14:41:46 EDT 2009 | bandjwet

There was a paper recently presented by R Cirimele at the CALCE Reliability symposium in which extensive testing was done on a part (thermal stress, vibration, shock) after numerous reballing cycles. This show no failures on the reballed parts. In t

BGA re-balling yields

Electronics Forum | Wed Apr 22 08:08:10 EDT 2009 | c111

Thanks! We would outsource as we do not have the man power for this effort

BGA re-balling yields

Electronics Forum | Mon Apr 20 14:59:14 EDT 2009 | c111

We are in a position where we have to purchase Leadfree BGA's and have them re-balled as leaded. I'm looking for some data from anyone who has done large volume outsource. 1) What percent fallout should I expcet from the re-balling process. 2) After

BGA re-balling yields

Electronics Forum | Wed Apr 22 07:54:18 EDT 2009 | clampron

Cood Morning, We have a similar situation. We have had a large volume (5K) of RoHS BGA's reballed with 63/37. We have had only a few failures most of which do not appear to be related to that particular BGA. Potential BGA failures are running under

ICT testing to improve yields

Electronics Forum | Mon Aug 27 08:08:20 EDT 2012 | rgduval

An ICT solution seems to be overkill for what you've described. What kind of volumes are you hand building? How many components are not marked? What is your current yield with the process you are using? What is/was your yield prior to implementing m

ICT testing to improve yields

Electronics Forum | Mon Aug 27 08:29:28 EDT 2012 | cobham1

The process is currently being performed by hand. I am trying to automate the process by switching to pick and place equipment and using AOI. Problem number one is getting my customer to sign off on switching from hand assembly to machine assembly.

ICT testing to improve yields

Electronics Forum | Thu Aug 16 12:44:28 EDT 2012 | cobham1

We are currently checking parts on our boards with a digital multimeter to make sure values are correct. This process takes a large amount of time and is very in accurate Can someone please recommend a low capital budget system that is good and repea

ICT testing to improve yields

Electronics Forum | Mon Aug 20 15:26:25 EDT 2012 | davef

Are you better off with a ... * Low-end MDA ... OR * Low-end optical inspection machine ... Do you really need to check component values? ... OR Are you just checking component values to be sure that you're inspecting well?

ICT testing to improve yields

Electronics Forum | Fri Aug 24 10:20:59 EDT 2012 | rway

We use CCI as well, but you might check out Q1 Test Fixtures in Ontario, CA. Their fixtures are a bit cheaper than CCI and the quality is just as good. Contact Tim Richmond: 952-454-4474

ICT testing to improve yields

Electronics Forum | Mon Aug 27 10:44:52 EDT 2012 | rway

Well, your on the right path. Refer to my earlier suggested make/model and well as the four contacts I provided. They can assist you with your testing needs.

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