Electronics Forum: past (Page 226 of 989)

Best solder paste printer with solder paste inspection and AOI function-Recomendation

Electronics Forum | Thu May 26 07:53:42 EDT 2022 | jojoled

Hi.Thanks for reply. 1. - I guess after JETting the paste, the head will go aside, to allow head with HD camera(SPI) to do the job.....and thus if used for AOI , the same camera will be much higher above components, not damaging anything....this is

Pasteprinter | unffilled Pads

Electronics Forum | Wed Feb 15 10:59:58 EST 2023 | wippsen

the viscosity of the paste is too high, printing parameter is not the problem. did you use old solder?

MPM Momentum

Electronics Forum | Mon Jul 17 16:55:19 EDT 2023 | cyber_wolf

Yes I have used it on multiple occasions. The purpose is to potentially help paste release from the stencil.

BTU Pyramax 150N Flux Crystals

Electronics Forum | Fri Aug 11 00:51:41 EDT 2023 | ttheis

Have you tried asking your paste supplier about this issue?

Solder Pastes Inspection parameters

Electronics Forum | Tue Sep 19 10:18:17 EDT 2023 | majdi4

Hello Luis , see the attached photo ( and it is applicable for stencils 100µm thick )

Reflow soldering of lead-free components with leaded solder paste

Electronics Forum | Sat Feb 24 09:07:03 EST 2024 | emanuel

Not very long, minutes

Re: APerture size for microBGA

Electronics Forum | Thu Jun 29 09:29:46 EDT 2000 | JAX

sree, You might want to check the archives. If not, I found this just a few questions below yours!! [Back to thread listing at top] Posted by Igmar on June 22, 2000 at 10:27:26 AM EST Can someone please help with the aperture size on a Micro BGA st

Re: PASTE LEACHING

Electronics Forum | Sat May 06 08:46:46 EDT 2000 | Dave F

Sal: Now you�re talkin�, buddy!!! Darrell is correct. All things being equal, thermal relieved vias (and through holes) should be the hottest spot on the board at reflow temperatures. Vias are gonna take on solder like drippin�s take to biscuits.

Lead Free Process

Electronics Forum | Fri Jul 06 12:07:07 EDT 2001 | nwyatt

I have been researching lead-free paste for a while now and I will share with you what I can. Firstly, SnAgCu seems to be the common industry choice. It really depends on your application - the cell phone/pda sector is primarly using different comb

How to choose a new solder paste

Electronics Forum | Thu May 26 16:41:00 EDT 2011 | scottp

Here's what I do: - Test Surface Insulation Resistance (we're in the high reliability market and use a test significantly harder than IPC's). I also test SIR in combination with other assembly materials like conformal coatings and wave solder flux


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