Electronics Forum | Sun Aug 05 01:31:08 EDT 2012 | dws123
printed circuit board assembly used to mechanically support and electrically connect electronic components using conductive pathways.it is a electronic device made by copper.it is a cheaper and useful .so we used in electronic devices.
Electronics Forum | Mon Aug 06 13:17:31 EDT 2012 | leemeyer
Contact Sipad Systems and see if your board is a match for their process. They use a flux that stays tacky for weeks. We have used them in the past for exactly this reason and everything worked out well.
Electronics Forum | Mon Sep 24 06:12:23 EDT 2012 | weyes
About my company Shenzhen flytop technology co.,ltd is a professional PCB and PCBA manufacturer in china. We have been manufacturing PCB and offer assembly services with component supplying for client around the world over 10 years. Now we have
Electronics Forum | Fri Jul 10 07:34:00 EDT 2020 | elijah
From the poor bonding strength of the board, the surface quality problems of the board are divided into: 1. The cleanliness of the board surface; 2. The problem of micro graphite (or surface energy) on the surface. PCB circuit board proofing Youke bo
Electronics Forum | Fri Sep 23 11:13:10 EDT 2005 | arnie
I have been using local fids, and the machine comes up with board stretch or shrink errors on some boards.
Electronics Forum | Thu Sep 22 18:23:14 EDT 2005 | arnie
Hi, I am having a problem with component position on a flex circuit. It is an eight up panel. The flex circuit is mounted on to a piece of fr4 with presure sensitive adhiesive, this is done out of house. The problem is, I will locate the parts on one
Electronics Forum | Fri Sep 23 03:10:03 EDT 2005 | dougs
Sounds like your using global fids, if there are marks on each board use local fids and that should help.
Electronics Forum | Thu May 04 13:35:28 EDT 2017 | jmathis
Hello All, I was given an assembled flex circuit PCB and asked how the board was depanelized as there are no view-able witness marks that I can see. Any ideas? Thanks in advance on any insight to depanelizing without leaving witness marks on the F
Electronics Forum | Wed May 31 07:16:06 EDT 2017 | stephendo
Don't rule out the possibility that the board shop depanelized it and it was assembled after depanelization. Been there, dealt with it, expletives deleted.
Electronics Forum | Thu Feb 03 06:21:57 EST 2000 | Ignacio Simon
I would like to have information about the materials commonly used for laminates of printed circuit boards, their main thermal, mechanical, humidity and electrical characteristics and proper finishing and aplicattions, and advantages/disadvantages be