Electronics Forum: index (Page 2763 of 7892)

Reflow Oven Upgrade

Electronics Forum | Thu May 28 13:24:59 EDT 2009 | vetteboy86

Thanks for all the replies. I guess my next question would be regarding software upgrades. The newest software probably wouldn't work, but is there a point at which we can upgrade?

ESD considerations during Conformal Coating?

Electronics Forum | Fri May 29 00:34:17 EDT 2009 | operator

Thank you Dave. I have searched the internet and cannot find any literature to the fact. Do you have knowledge of of any articles, whitepapers, etc... Thanks again, B

ESD considerations during Conformal Coating?

Electronics Forum | Mon Jun 01 08:12:06 EDT 2009 | davef

If the operator has zero charge and the board has a 10kv charge, when the operator pulls the shorting strip from the edge connector after the coating has cured, there is a large potential for ESD induced damage.

Bad solder joints

Electronics Forum | Fri May 29 23:11:08 EDT 2009 | isd_jwendell

Have you tried different board orientation through the oven, or have the boards been put through the same way each time?

Bad solder joints

Electronics Forum | Mon Jun 01 17:49:39 EDT 2009 | gregoryyork

Sorry looking at your profile again and considering its Aluminium substrate I would opt for an increase to the preheat or introduce a soak to the profile to get the PCB up to reflow. Try soaking between 175 - 200C sufficient enough to heat the whole

Stencil Design

Electronics Forum | Wed Jun 03 15:28:24 EDT 2009 | mrduckmann2000

Try Fineline Stencils, they help us all the time. They are the experts at what they do, they will help you with stncil thinkness, app sizes and the ratios needed for a great print.

BGA flux dipping process

Electronics Forum | Tue Jun 02 21:13:08 EDT 2009 | kircchoffs

thanks for the inputs. we are planning to run on fuji nxt i think cycle time will not be an issue. i still have another question if we can still use the same reflow profile for paste? or do we need to create another profile?

BGA flux dipping process

Electronics Forum | Thu Jun 04 19:53:44 EDT 2009 | davef

For low volume work and repair, just use a brush dipped in tacky flux to apply flux to the ball array.

OMEGA Meter 600

Electronics Forum | Tue Jun 02 08:47:07 EDT 2009 | jhowrylak

I have a operational Omega Meter 600 that I am looking to part ways with. Let me know if interested.

Conductive Corrugated Boxes

Electronics Forum | Tue Jun 09 22:51:08 EDT 2009 | davef

We don't know the answer to your question, but this paper may help point you in the correct direction http://www.hp.com/packaging/misc/Presentation/AHPStudy.pdf


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