Electronics Forum: solder paste inspection (Page 271 of 747)

problem in solderability

Electronics Forum | Thu Aug 28 11:15:05 EDT 2008 | omid_juve

I've been there. Soldering no lead parts in a > leaded world can be difficult. Sounds like you > are not wetting to your parts becasue you ar enot > getting hot enough. Here's the trick - you can > turn up your profile to look like a no-lead

Solder Paste Flux corrosive?

Electronics Forum | Wed Sep 16 09:25:26 EDT 2009 | clampron

Are you using a SAC305 or high tin alloy? That will corrode the solder tip as well. Chris

Soldering to Chrome plated pads

Electronics Forum | Wed Dec 23 10:25:00 EST 2009 | spitkis2

Is it possible to reflow leaded or lead-free solder paste onto chrome plated pads? Thanks.

Solder briding on QFP

Electronics Forum | Thu Mar 04 07:35:38 EST 2010 | rajeshwara

Plz tell me Stencil Thickness ? Solder Paste ? Mesh Size ? Partcle size/type? Viscosity?

Solderability problems with gold plated PCB's

Electronics Forum | Wed Nov 11 13:51:19 EST 2015 | duchoang

Could you give us more details. Picture, profile, solder paste ...?

Effect of copper

Electronics Forum | Tue Jul 04 21:56:23 EDT 2017 | anhsang38

Hi Everyone I wonder know the effect of copper in solder paste, solder bar. Thanks.

Reflow

Electronics Forum | Tue Oct 10 13:38:16 EDT 2017 | swetalatwal

I want to know about solder paste ( Inside solder.. How its granules depend on pitch of the pcba..

Solder Paste Volume measure in SPI

Electronics Forum | Mon Mar 26 09:32:00 EDT 2018 | cyber_wolf

Usually this is caused by too much solder mask.

Part drop after reflow

Electronics Forum | Sat Jun 27 10:45:18 EDT 2020 | SMTA-Davandran

Hi Indhu, Check for solder paste height. Please manually add solder, mount component and reflow.

Line release of post reflow AOI and AXI

Electronics Forum | Mon Sep 22 17:02:58 EDT 2008 | hegemon

You are on the right track Ismir. Essentially however, as the programmer of the machine, I am the one that creates the PCB with the errors to benchmark the settings for the machine. No secret lab though! :-) Easy enough for most any AOI machine to


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