Electronics Forum | Mon Aug 21 04:20:49 EDT 2006 | Rob
Hi Mika, I used to work for the largest chip cap manufacturer in the world, and by far the largest problem we would see was cracking due to incorrect z height adjustment on Chipshooters. It can also cause solderballs and bad joints by displacing th
Electronics Forum | Sat Aug 19 21:06:09 EDT 2006 | mika
Hi all, At our Fuji CP-6 machines we place a lot of 0402:s, 0603:s and 0805:s chip capacitors. Our problem is that the height of the components can sometime be very extreme from different vendors. I am sure you all have experience of this phenomenon
Electronics Forum | Wed May 23 14:47:39 EDT 2001 | Steven Sicard
Hi Justin Thanks for your help. I was looking more like a list of trays with size and nests Ex: MQFP 14X14 SizeX SizeY NestX NestY Any ideas???
Electronics Forum | Tue May 31 12:04:04 EDT 2005 | chunks
They both have good and bad points, depending on part size and such. The speed of the turret is great but the large part size capability and co-planarity check some of the X-Y machines is a life saver. I'm surprised no one has come up with a combon
Electronics Forum | Fri Apr 22 18:17:14 EDT 2022 | swilson
Hello I experiencing major misalignments. I am using a Nichia LED package size@ y=.086,x=0.33mm, with recommended solder pad pattern x.086mm, y=.033. Note here is the kicker the PCB pattern does not meet this requirement. The PCB pad landing is based
Electronics Forum | Tue Aug 20 12:37:48 EDT 2024 | ttheis
Well it rarely fails that I post here and resolve the problem shortly after. I noticed the "PelSizeY" value was in the hundreds instead (188) of tenths (0.155) which indicated some issue with Y calibration. This coincided with the alignment issue-
Electronics Forum | Tue Jan 03 05:08:50 EST 2006 | Rob
Yes - as they flex less due to their size. I do have the calculations somewhere from my field apps days but it may take some time to find. The problems occuring with the X7R's MU
Electronics Forum | Tue Mar 29 04:15:01 EDT 2011 | ravo
Dear All, Thank you so much for your cooperation. Actually am in continous problems with my BGA and can not assemble it using my QP242 till now, I am using the following data : Vision no. : 1 Vision Type: 230 Height: 2.32 Body Size X: 27.00 +-0.
Electronics Forum | Wed Mar 07 09:29:36 EST 2001 | gsmguru
Enter A value of -1 in the Tray pickup X & Tray pickup Y fields. This will disable the automatic empty tray pickup by the machine. I would recommend getting a data sheet on the tray from the component vendor for accurate pocket & tray dimensions. Var
Electronics Forum | Thu Aug 14 23:48:38 EDT 2008 | jeremy
Hello Bart I work with the Koh Young systems. Do you have any sort of data even just X Y posistion and pad or appeture size? If you have I can bypass the Gerber requirement. send me an email at jeremy@christopherweb.com Jeremy
