Electronics Forum | Thu Dec 18 15:48:25 EST 2003 | Subhash Nariani
Hello, Does anyone have experience with the PCB assembly of 0.5mm pitch chip scale packages with HASL finish? Characterization data that you can share? Tribal knowledge has it that the height variations of the solder prevent the use of HASL for fin
Electronics Forum | Fri Feb 13 09:17:11 EST 2004 | Kris
we are worried about the coating not being able to cover underneath the BGA. If the coat is excessive then it would cause CTE issues. Also if anybody has data on 85/85, 1000 hrs after conformal coating of BGA, would appreciate if you guys can share
Electronics Forum | Tue Mar 23 20:55:00 EST 2004 | Dreamsniper
First Time to solder BGA's using Water Soluble. We are currently using an Aquaeous Cleaner to clean our PCB's but I find it not enough to clean the flux from under our BGA's. Has anyone had this experience before that he may like to share how he mana
Electronics Forum | Mon May 10 20:23:43 EDT 2004 | wdlau
Hi, I am looking the practice when you are phasing in the LF wave soldering process of larger boards with Larger AL E- cap, are there any concerns about the heat resistant, is there any risk to damage the E cap as higher temp is a need for larger bd
Electronics Forum | Wed Jun 02 10:10:42 EDT 2004 | Dreamsniper
Can someone who has experience with the above share his knowledge in programming the X-Y coordinates, is it in text format, .csv etc? What's the structure of the program in columns(e.g Description, Part No., X,Y,R)? Is the "FlexProg.exe" program com
Electronics Forum | Fri Jun 04 13:33:48 EDT 2004 | Jason Harvey
I am looking for a very reliable PLCC to PGA adapter. We are currently attemping to replace PLCC sockets with soldered adapters for an industrial customer. If anyone uses these adapters, can you recommend a manufacturer or share your experience (go
Electronics Forum | Wed Jun 23 11:00:30 EDT 2004 | jdumont
Hello all, yesterday we had a good demo of a X-Ray system from Glenbrook Technologies. I am simply looking for anyone who has one of their products in use to share some info with me. Things like maintenance, customer support, problems encountered..
Electronics Forum | Mon Aug 30 13:25:30 EDT 2004 | Steve Gregory
Hi Everyone! I'm going to write a small article for our employee newsletter about the history of mass soldering. I did a search with Google and Wisenut, but found suprisingly few hits. I'm wondering if any of you have any good links that you could s
Electronics Forum | Mon Sep 20 16:21:57 EDT 2004 | Andy
We are currently in the process of purchasing couples of X-Ray Machines for our BGA's. I would like to know who will be the main process owner of this process, QA or Process Engineering? What are their resposibilities or coverage in this process? Any
Electronics Forum | Tue Sep 28 09:15:03 EDT 2004 | DenisM
Can anyone share with me the price you pay for LF solder paste? I have a chinese brand on hand that is purported to reflow well in air and leave shiny joints and minimal solder balls. It does not flow like lead based solder of course, nothing does.
.gif)
