Electronics Forum: qfn 16 soldering (Page 7 of 314)

double side reflow soldering

Electronics Forum | Thu May 16 15:37:45 EDT 2002 | Hussman69

I fit you in where you work!

Wave soldering profiling

Electronics Forum | Fri May 07 16:58:26 EDT 2004 | davef

Manage the speed of the board and the speed of the wave to be nearly same at the point where the leads leave the wave.

Blowholes during wave soldering

Electronics Forum | Tue Aug 28 16:30:24 EDT 2007 | shrek

thats goofy

dirty wave soldering machine

Electronics Forum | Wed Aug 27 16:31:45 EDT 2008 | bruna

hi loco, Thanks for your post, it was very helpfull.

soldering with Sb (antymony)

Electronics Forum | Tue Mar 03 16:06:36 EST 2009 | waveroom

Check this out. It should answer allof your questions. www.aimsolder.com/techarticles/Antimony Study.pdf

Reflow soldering issue

Electronics Forum | Thu Aug 30 16:17:07 EDT 2018 | emeto

First suspect PCB contamination - clean the boards, bake/dry them, try again.

LED lifted soldering defect

Electronics Forum | Thu Dec 19 02:16:19 EST 2019 | sssamw

if use more aggressive paste,be careful risk of electro-chemical migration

Blowholes during wave soldering

Electronics Forum | Sun Sep 09 16:03:50 EDT 2007 | davef

Wave Optimizer-person Help us understand how your "excellent wave solder guide called 'Take No Prisoners' that includes instructions for attacking and eliminating solder balls and preventing their recurrence" will help Joris resolve his / her issues

Wave soldering profiling

Electronics Forum | Wed Jun 11 09:16:05 EDT 2003 | davef

Il ne pas de quois. Two most important parameters are: * Solder temperature * Dwell time Immersion depth [1/3 to 2/3 of board thickness] has the least impact of any variable in wave soldering.

wave soldering conveyor angle

Electronics Forum | Mon May 10 20:16:02 EDT 2004 | wdlau

it can adjusted per the machine and your boards, Not a fix for every board, also if you are talking about the LF wave soldering process, it should be moved to largr angle compared to the tranditional sn/pb soldering


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