Electronics Forum | Fri Jan 05 12:17:31 EST 2007 | Cmiller
Our first pass yield across all our products is above 95% but we include anything that does not meet IPC standards. Probably 75% of our failures are not electrical. AOI is a great tool to get a consistent measure of your process. I dont know how anyo
Electronics Forum | Fri Feb 09 11:48:09 EST 2007 | realchunks
0.25mm tilt? That's pretty small depending on you BGA size. Is it failing? Or just your Q.E. being anal? What size BGA we talking about? What ball count? Just one board? Maybe cheaper to just repair. Now assuming there is NO part under the BGA
Electronics Forum | Wed Nov 04 17:47:51 EST 2009 | locostpp
Q3/2009 been and gone. We are moving forward with low cost p&p, quite a few things have changed. We are applying for a number of patents for the feeders, placement head design, servo design, calibration system , etc... We now expect the price of t
Electronics Forum | Wed Feb 03 20:26:49 EST 2010 | mika
Hi, First: 1. What os/system? 2. what s/w version? 3. what type of machine model? 4. What type of head configuration? 5. Do you have this head front or back? 6. Do you have encounter this problem before? 7. Have you recently placed any new "high com
Electronics Forum | Wed Mar 24 23:12:48 EDT 2021 | grahamcooper22
0.66 area aspect ratio...so for example...if the device is 0.5mm pitch QFP, the pcb pad may be 12 thou wide..make the aperture 9 to 10 thou wide...and reduce it's length by 10 % overall compared to the pcb pad.... Depending on device pitch, select ap
Electronics Forum | Mon Aug 01 08:54:39 EDT 2022 | spoiltforchoice
You should get good service support and reliability from all of them, provided your local distribution agent is a good one. In the UK for instance I would trust all 3 on that front but I would expect very different support pricing structures. Any ma
Electronics Forum | Mon Jun 14 08:48:29 EDT 1999 | Adam Pratt
| | | Our company is experiencing cracked caps at our pick and place operations. The caps are being placed onto epoxy dots for subsequent wave solder operations. At present, be have set the pressure of the head at 2 in/lbs. This being down from man
Electronics Forum | Mon Jun 14 11:39:29 EDT 1999 | Marshall
| | | | Our company is experiencing cracked caps at our pick and place operations. The caps are being placed onto epoxy dots for subsequent wave solder operations. At present, be have set the pressure of the head at 2 in/lbs. This being down from m
Electronics Forum | Thu Jun 17 10:37:42 EDT 1999 | Brian Wycoff
| | | | | Our company is experiencing cracked caps at our pick and place operations. The caps are being placed onto epoxy dots for subsequent wave solder operations. At present, be have set the pressure of the head at 2 in/lbs. This being down from
Electronics Forum | Thu Jun 17 11:18:03 EDT 1999 | Ian Clelland
| | | | | | Our company is experiencing cracked caps at our pick and place operations. The caps are being placed onto epoxy dots for subsequent wave solder operations. At present, be have set the pressure of the head at 2 in/lbs. This being down fr
