Electronics Forum: non (Page 96 of 165)

Re: BGA rework

Electronics Forum | Sat Nov 14 11:26:50 EST 1998 | Scott McKee

| | Any info on a BGA rework machine in the 10-20K range. | | | | Thanks | | Mike C | | | In the $60K range I really like the Pace model? (y'all join in). Whether there is a cheaper, non-programmable type, the gang can answer. | | Earl Moon | I p

Package tilting during assemly

Electronics Forum | Tue Oct 20 03:22:52 EDT 1998 | Viswanath Valluri

Hello : Some of the recent FBGA (a Chip Scale Package) packages that I am looking into have body sizes having aspect ratio's 2:1. In particular, body sizes of 14x8mm, 15x8 mm etc. The ball count for this particular package is around 40-68 I/Os. My qu

Re: Package tilting during assemly

Electronics Forum | Fri Oct 23 15:19:38 EDT 1998 | Dave f

| Hello : | Some of the recent FBGA (a Chip Scale Package) packages that I am looking into have body sizes having aspect ratio's 2:1. In particular, body sizes of 14x8mm, 15x8 mm etc. The ball count for this particular package is around 40-68 I/Os. M

Re: Attending the IPC/SMTA Electronics Assembly Expo?

Electronics Forum | Fri Sep 18 15:54:31 EDT 1998 | Brian Stumm

I hope everyone who replies will do so on the forum as well. I have been considering attending this show too but there are so many trade shows (as a reflow manufacturer you must consider world wide as well) it is hard to select which are the best and

Re: Prove no-clean is clean

Electronics Forum | Thu Sep 17 10:52:40 EDT 1998 | Chrys

| I need an evaluation process to prove to a customer that our no-clean process does not leave excessive residue? Any ideas? Justin's right - you need to find out why there is hesitation about residue. Right now I make a board that has contacts for

Whoa!!!! Re: Flying Probe ICT

Electronics Forum | Mon Aug 24 18:34:31 EDT 1998 | Steve Evers

| Any competition for Teradyne on this front? Any users out there with comments? | Thanks in advance. | G If your new to the world of Fying Probe ICT you may think this is a new developement. Its not, this technology has been around for 10+ years. M

No Fake E-mail Address Please!

Electronics Forum | Mon Aug 24 13:52:12 EDT 1998 | Cunli Jia @ SMTnet

I know you are "Trying' to learn", however, your e-mail addresses are not real, especially the ones@smtnet.com. This forum and the whole SMTnet is geared toward professional use only. Your correct name and email address will allow other SMTneters a

Re: Tombstones

Electronics Forum | Thu Aug 06 12:16:52 EDT 1998 | Rin

| I'm currently running a double sided paste smt board loaded with 0603's, on the secondary side. Many of the 0603 devices tombstone during reflow if the parts are not perfectly centered on the pads. Is this caused by the .008 foil thickness? Has any

Re: Misalignment in TBGA?

Electronics Forum | Sun Aug 02 20:31:22 EDT 1998 | karlin

Hi Bob, The weight of the TBGA is heavier then PBGA due to the Stainless steel heat sink. I have tried run them through the oven without paste. Due to the high lead content( 90Pb/Sn10), the "solder: did not melt. Still see the misalignment issue but

Re: Wave Solder Flux Out With The Old & In With The New

Electronics Forum | Tue Jul 14 15:02:38 EDT 1998 | Brian Conner

Dave: Wayne is correct with his analysis of ultrasonic spraying - we also use Sonoteks. However, your post didn't ask for a different system, just a clarification regarding your problem. What type of flux system are you currently using - spray, f


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