Electronics Forum: branson 4 550 (Page 1 of 2)

Soldering FBGA Virtex-II XC2V6000-4FF1152C

Electronics Forum | Wed Jul 09 15:54:51 EDT 2003 | Louis

I need advice from someone who has already soldered this part or similar fine-pitch BGA with metal heatsink on top Should I solder it in the oven or it's better with a rework station (IR 550A Ersascope) Thanks All

Re: wave solder bridges

Electronics Forum | Sat Jul 29 00:44:30 EDT 2000 | Jason

Thanks for all the ideas. I tried solder "thieves" by placing some desoldering wick behind the briging pins and it worked! I have yet to try Chrys' idea but I will first thing Monday. This is a new board that has had this problem from day one. I

F4G setup: cannot connect to local socket error?

Electronics Forum | Fri Feb 12 19:40:42 EST 2010 | rodrigo

I posted the message below on Friday and today Monday I started looking at the problem again. We have a computer with a setup that works. It is the original PC we bought with the F4G but it is set up for a machine we do now have ,IP3. I was looking a

Re: Frameless stencils

Electronics Forum | Sat May 29 22:10:28 EDT 1999 | Earl Moon

| We are looking into frameless stencil systems for screen printing. Outside frame size of 29x29. | | Pros: smaller storage requirements and cheaper stencils. | | Cons: sharp metal edges, additional change over time required | | Can anyone relay

First time with reflow oven....

Electronics Forum | Tue Feb 11 17:14:50 EST 2003 | Matherat

Traditional methods of hand assembly are as you described. For a company that is concentrating on the 1-5 or 5-50 quantities you've described, you need to look for ways to accomplish your task with speed, repeatablilty, quality and at a fair price. T

Pre heat temperature in Solder wave

Electronics Forum | Tue Dec 16 06:42:51 EST 2003 | Kev

I am having problems achieving correct pre-heater temperatures with our Hollis solder wave. Our original "Verification Golden board" program uses a conveyor speed of 5ft per minute and pre-heat temps of 300, 350, 400 respectively. Our "golden Board"

Raw PCB packaging

Electronics Forum | Wed Feb 22 08:31:42 EST 2006 | davef

Q1 Are there any standard regulating the subject? Very few infos found on IPC. A1 We�re unaware of standards for packing and storage for most types of boards. * IPC 4553 standard for Immersion Silver Finish, 3.8 Packing and Storage. * J-STD-033 and E


Electronics Forum | Fri Apr 20 14:02:26 EDT 2007 | JJ

RA, First, define "medium scale budget". Aside from that, I have used many systems, listed in my order of preference: 1. SRT1100 - superior board support - very reliable 2. ERSA IR550A - unique flexability due to infrared heaters 3. Metcal APR5000 -

Re: Surface Mount Connector Strength

Electronics Forum | Fri Jan 15 11:40:37 EST 1999 | Bob Willis

| | I am experiencing a problem with a surface mount coax connector that over time pulls loose from the PWB. The connector has 4 small gold plated leads and we are soldering it to a flash gold board. A cable plugs into the connector and puts some c

Component failure analysis

Electronics Forum | Tue Jul 19 21:24:04 EDT 2005 | davef

This is a bit dated, but it'll give you a starting point. test lab failure analysis IC; Accurel Materials Analysis Group (FIB, FESEM,TEM) 785 Lucerne Dr Sunnyvale, CA 94086; 408-737-3892 Fax 3916 Suzanne Francisco X146 suzannef@accurel.com test la

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