152 bga mechanical results

Electronics Forum: bga mechanical (Page 12 of 16)

Re: Who Are The X-Men?

Electronics Forum | Wed Oct 21 21:27:32 EDT 1998 | smd

| | WRONG!!!! | Why do folks still live in this mindset? I'm not slamming you personally. But this is prevalent in our industry. | More opinion: | Make REWORK a nasty, dirty word. Work for the ROOT cause of a process problem. DO NOT ACCEPT rework a

BGA and QFP orientation in trays for pick and place

Electronics Forum | Fri Feb 06 03:56:47 EST 2004 | JaMi Smith

BGAs and QFPs packaged in Trays are oriented with Pin 1 or corner A1 oriented towards the Pin 1 identifier on one corner of the Tray, which is usually identified by a chamfered corner. The Trays themselves are usually governed by JEDEC Registered Ou

Re: Why does everyone want to x-ray BGA?

Electronics Forum | Fri Apr 17 14:03:48 EDT 1998 | Earl Moon

| Hello Ya'll, | I've got what may be a silly question, but why does it seem so important to everybody that you have x-ray capability if you're thinking about doing BGA? | I know what most people will tell me; "Steve, that's a pretty silly qu

Re: BGA repair/rework

Electronics Forum | Sun Mar 07 08:19:24 EST 1999 | Earl Moon

| | | | | | | | I'm having a fun time between BGA rework/repair using an SRT 1000 and SPC efforts (much easier) using DEK stencil printing processes and BTU reflow with 6 Fuji lines in between. | | | | | | | | Concerning the BGA stuff, I'm getting

Re: SRT 1000, WHAT ELSE?

Electronics Forum | Thu Mar 11 16:44:34 EST 1999 | Earl Moon

| | For Dean and the rest of you interested, | | | | I have reconciled many of my thermal issues with this machine and its peculiarities. The bottom side heater seems adequate, at 750 watts (not going to spend 10 grand extra for 500 more watts no ma

Re: BGA repair/rework

Electronics Forum | Sat Mar 06 20:46:21 EST 1999 | Dean

| | | | | | I'm having a fun time between BGA rework/repair using an SRT 1000 and SPC efforts (much easier) using DEK stencil printing processes and BTU reflow with 6 Fuji lines in between. | | | | | | Concerning the BGA stuff, I'm getting about 60

Lead free in hirel

Electronics Forum | Mon Jan 25 13:42:35 EST 2010 | patrickbruneel

This is a post from another forum as a response from Bob Landman to a claim that he had no evidence to be concerned about lead-free in hirel applications (interesting read). See below and am sure many technetters will find this interesting **********

Re: BGA Inspection Criteria

Electronics Forum | Sun Dec 10 11:55:16 EST 2000 | Bob Willis

The following may be of interest to you. INTRODUCTION TO X-RAY INSPECTION All text Copyright Bob Willis, EPS INTRODUCTION TO X-RAY INSPECTION The use of X-ray inspection is becoming very popular due to the increased use of Ball Grid Array (BGA)