Electronics Forum | Wed Jan 20 20:01:27 EST 1999 | Tony Arteaga
| | Does anyone have information pertaining to re-balling BGA components using balls that are preformed onto disolable paper waffers (mini BGA reballing kit)? The paper containing the specific BGA device/pattern would be placed onto the BGA then pro
Electronics Forum | Wed Jun 30 18:36:21 EDT 1999 | Mark
| Does anyone have information pertaining to re-balling BGA components using balls that are preformed onto disolable paper waffers (mini BGA reballing kit)? The paper containing the specific BGA device/pattern would be placed onto the BGA then proce
Electronics Forum | Thu Aug 13 07:53:40 EDT 1998 | Earl Moon
| | Couple of questions. | | 1) Are we talking alumina substrates as the ceramic material? | | 2) Are we co-firing gold as the conductors on the substrate surface? | | 3) In other words, is this a hybrid thick film circuit? | | 4) If so, how large or
Electronics Forum | Fri Apr 15 11:14:13 EDT 2011 | smtmax
Hi. I've been looking for SMT machines and have > a budget close to 100k total on a stencil > printer, p&p + feeders and reflow owen. Witch > machines would you choose with this budget? Have > any one of you heard of evest? _a class=roll > href
Electronics Forum | Fri Apr 03 08:34:54 EDT 2020 | SMTA-Gregory
We need to be careful with product to avoid introducing a new failure mode, namely corrosion and dendrite growth, especially those running no clean processes! In addition to heat (reflow, wave and some selective soldering processes) killing the vi
Electronics Forum | Tue Apr 13 18:39:24 EDT 1999 | Tom B
| | Netters, | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | 1. Kester 293 no clean | | 2. 2.1 C/s for 30s to 150 C | | 3. .5 - .7 C/s f
Electronics Forum | Tue Apr 13 23:08:56 EDT 1999 | Jeff Sanchez
| | | Netters, | | | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | | | 1. Kester 293 no clean | | | 2. 2.1 C/s for 30s to 150 C | | | 3.
Electronics Forum | Tue Apr 13 18:11:00 EDT 1999 | Jimmy Strain
| Netters, | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | 1. Kester 293 no clean | 2. 2.1 C/s for 30s to 150 C | 3. .5 - .7 C/s for 60s to 185
Electronics Forum | Mon Apr 19 11:21:03 EDT 1999 | Travson
| Netters, | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | 1. Kester 293 no clean | 2. 2.1 C/s for 30s to 150 C | 3. .5 - .7 C/s for 60s to 185
Electronics Forum | Mon Apr 19 20:49:13 EDT 1999 | Dave F
| Netters, | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | 1. Kester 293 no clean | 2. 2.1 C/s for 30s to 150 C | 3. .5 - .7 C/s for 60s to 185
