Electronics Forum: what and is and graping and solder (Page 1 of 1)

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Tue Apr 28 07:45:07 EDT 2009 | davef

When using high tin solder, doesn't proper specing to avoid the effects of tin whiskers become at least as large an issue as proper specing for defect-free wave solder processing?

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Mon Apr 27 02:44:07 EDT 2009 | michafogel

Can someone point me to a standard, if there is any, or design rule regards with preffared spacing between PTH and SMT pads for LF wave soldering process (SAC alloy)

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Tue Apr 28 04:07:56 EDT 2009 | davepick

There's a nice tool on this site - http://www.enhancetechnical.co.uk/ Click on Internet Tools and then the image - brings up a useful interactive tools which helps understand influences on wave solder bridges. Dave

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Thu Apr 30 02:39:48 EDT 2009 | michafogel

Thanks for the info so far, but still need a number or a formula to calculate. The site you have point me to can support in a way, but if I want to release a design procedure to our editors, a number will be very helpful. One more issue is what can b

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Fri May 01 06:49:31 EDT 2009 | davef

minimum space between selective wave soldering pallet's opening to the nearest PTH or SMT pad? * http://www.agicorp.com/pdf_files/Designguidelines903.pdf * http://www.datumdynamics.com/resources/dfm_wavesolder.html?PHPSESSID=a73b3bc8bbd55519bffbb68

What is the preffered spacing between PTH and SMT pads

Electronics Forum | Thu Apr 30 22:40:32 EDT 2009 | davef

Selective Wave Soldering DoE to Develop DfM Guidelines for Lead and Pb-Free Assemblies Written by Makram Boulos, Craig Hamilton, Mario Moreno, Ramon Mendez, German Soto and Jessica Herrera Circuits Assembly Magazine, 31 December 2008 19:00

What is gonna impact boards without silkscreen on quality and mf

Electronics Forum | Fri Aug 17 09:35:15 EDT 2007 | karenp

We usually do Solder reworks, and some components that cannot be installed by SMT Machines or Wave solder due to specs or the technology in our company... aur work methods and instruction are always based on designators and are more illustrated to ca

What is the role of IPC training in PCB Manufacturing and Repair?

Electronics Forum | Wed Mar 15 02:21:54 EDT 2017 | soldertraining

Hello Evtimov ! Hope you are well and thanks for replying. I must say here that people must educate for electronics with IPC standards because this industry is going to expand huge in the coming days. I want to share some links which definitely help

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