Electronics Forum | Mon Apr 26 09:18:15 EDT 2010 | sudhir14
Hi, friends Need your urgent help on bellow issue ....... we are facing issue of misalign of one bulky SMT transformer during the placement itself rejection @40% & after reflow rejection @5 % using SMT m/c QP242 , placing this component at end of al
Electronics Forum | Fri Oct 03 10:24:17 EDT 2008 | chineechooze
I have a problem with placement repeatability and accuracy on this Samtec connector. The customer wants to use a "nubbed connector" which has to be placed in the corresponding PCB holes. When the nubs miss the holes, the part becomes "lifted." SEE
Electronics Forum | Tue Jun 04 11:14:48 EDT 2002 | ckd
Hi All - My question is how do solder balls form and stay in the vias? The assembly goes thru SMT top placement, reflow then thru hole components mounts on top side as well. The board is sent thru the wave solder process. Has anyone experienced this
Electronics Forum | Mon Mar 29 10:15:27 EST 2004 | caldon
Hi Eric- Something I have been thining about trying are Pressurex indicators. Just type in Pressurex to get the info. http://www.sensorprod.com/pressurex.html Has a data sheet available for down load. I have not used this method/Theory but would like
Electronics Forum | Wed Oct 08 07:55:30 EDT 2008 | chineechooze
All posts were well-intended, and I understand the, "have you tried this", or "have you tried that" approach. Rafa's was the only person who actually "DID IT." That's what i was looking for. In the heat of battle when you're getting chewed out for
Electronics Forum | Wed Jun 26 17:51:55 EDT 2013 | ryansmta
Thank you for your response and interest to help me with my research work. I am actually in need of the Reel Holder. I am aware of a few services that can package the treated 0402 / 0201 components into a tape and reel. I have also spoken to MidAm
Electronics Forum | Wed Oct 15 12:32:19 EDT 2003 | Gregg
We are looking at a design that has an smt led emiter and a corresponding smt detector. After reviewing the tolerance stackup, we need a reflowed placement accuracy of +/-0.25mm(+/-0.010") for each component. Any thoughts/opinions?
Electronics Forum | Mon Oct 06 15:04:25 EDT 2008 | hussman
Brick (if that is your real name), Placement machines use centroid data to place parts. Generally this is derived from the "copper" that is etched on the board. Thus why we use the fiducials for alaignment. During board manufacturing, holes are d
Electronics Forum | Fri Oct 10 17:27:10 EDT 2008 | wagoner
We have several similar parts in our factory and they usually don't give me any problem. One part has a 0.050 pin that goes into a 0.055 hole, and we place it with Panasonic MSR turret style chip shooter, which has a placement accuracy of only +/- 0
Electronics Forum | Tue Dec 23 09:53:47 EST 2003 | Mark
Hi Tony, Contact Universal Instruments Remanufactured Machine Divsion at 607-779-5143. They have a full line of remanufactured SMT equipment from printers-placement-reflow ovens. These machines are sold and supported by the OEM and include warrant
Main Products: 1. Original new and Original Used SMT/AI Spare Parts. 2. SMT Equipments And Related Machine( SMT Calibration, SMT Feeder Carts,Conveyer etc.) 3. Maintenace and Repair Service Pre-Sales Service Provide details ab
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