Electronics Forum | Mon Dec 17 11:55:08 EST 2007 | chef
I recently had the same problems, solder bridges on every thing I made, different customers boards, etc. I wave with no-clean flux. As I sorted out problems (pin holes, blow holes, splatter, etc.) I found a lot of variable factors. I changed flux,
Electronics Forum | Mon Apr 19 21:37:17 EDT 2021 | ouaret
dear all, update: we got that the calibration of SIM is the problem, the distance between SIMs need to be calibrated. can someone help us get the manual that describe on how to calibrate the SIMs? we have a problem with our cyberoptics AOI machine
Electronics Forum | Thu Aug 22 23:09:34 EDT 2019 | sssamw
Yes, you need work with supplier to see if can run pin in paste for these connectors, even do some experiments. A step-up stencil would be good for these connectors, also connectors pin size and length match with PCB hole design.
Electronics Forum | Wed May 23 10:12:32 EDT 2001 | richf
We're close to receive an assy including one VHDM connector, I'd like to receive any info to be able to place this part properly, and if possible, to know if there is any automatic equipment to place them
Electronics Forum | Wed Nov 03 14:46:29 EST 2004 | dramos1
Hi Russ, Thanks for the reply. In IPC-A-610 Rev. C on section 5.2.9 {Mounting - Connectors] page 5-21 on the manual [January 2000], the acceptable class [1,2,3]listed 3 items. In order for the connector to be accepted, are all 3 items must be met? I
Electronics Forum | Sun Jan 13 19:44:02 EST 2008 | grantp
Hi, We need to solder a USB plug onto a PCB in our SMT machines, and this is the same type of plug you see on USB storage devices. It's a very flat connector with 4 SMT pins, however the hard part is the bottom of the connectors is the same level
Electronics Forum | Thu Jul 15 09:34:24 EDT 1999 | John Sims
I'm looking into vision inspection equipment to automatically inspect SMD placement and solder joint quality. Does anyone have any recommendations or know of any commonly used equipment? Do other manufacturers use vision systems at their inspection
Electronics Forum | Thu Nov 04 15:06:33 EST 2004 | dramos1
Hi Russ, Thanks for the input. We already check our subcontractor mounting of the connector on the board and it seems that the problem is related to some batch of connectors from their vendor. Anyway, i believe that your suggestions on the agreement
Electronics Forum | Mon Jul 22 09:53:13 EDT 2019 | kylehunter
Hey all! As background, I recently purchased a full SMT line for my company. We have a DEK 265, an assembleon opal xii, and a Heller 1500. Currently our jobs are leaded, and the heller is working perfectly. An upcoming job that we are potentially g
Electronics Forum | Tue Dec 17 13:42:04 EST 2002 | robf
There are a few emerging technologies that have been growing in popularity for the past few years. Pin through paste, press fit connectors and selective soldering machines seem to be displacing custom fixtures. Most of the mixed technology boards o