Electronics Forum | Fri Dec 02 15:29:16 EST 2011 | davef
Fifth, if an individual component is off, but all others are on, * Go back to the CAD file and find out why the centroid is not correct, and fix it there * Check the feeder calibration, In short, you should never "tweak" your pick and place machin
Electronics Forum | Mon Nov 14 01:46:12 EST 2011 | julien
We already have contact with Zestron and we try several chemicals and process (Immersion, aspersion, vapor degreasing). And we always find something under low standoff component. Concerning the flow pressure and shadowing, we try different position
Electronics Forum | Mon Nov 14 10:46:48 EST 2011 | dyoungquist
Have you tried an ultrasonic water cleaning process? We use an ultrasonic cleaner with tap water and Omega Aqua Clean LPH cleaner (omegasonics.com) then rinse with DI water. However, our cleaning requirements are not as strict as yours are from the
Electronics Forum | Fri Nov 18 14:04:46 EST 2011 | bobpan
Seems to be quad c-series week......anyways.... 1. What version ap and central controller? 2. What version of windows? 3. What size are your vision models? 4. What options are selected in teach fiducials......globabl fiducial correction,multi fiduci
Electronics Forum | Tue Jan 17 21:58:42 EST 2012 | jorge_quijano
Hello guys I hope you can help me, I had worked with machines that usually tell you how many components are dropped off, now I have some very old machines without such information, any idea how to measure if attrition rates are normal? I expect to be
Electronics Forum | Tue Jan 31 13:26:31 EST 2012 | joeherz
Anyone doing consigned work in the EMS industry has had this issue, I'm sure - Customer says they want lead free processing at the quote stage - PCBs they supply are tin/lead HASL. In this case, no HDI components and no BGAs. What is the latest acc
Electronics Forum | Mon Mar 05 13:29:00 EST 2012 | acsscott
Anyone have any input on this? I have checked to make sure all the component I am trying to pick up at the same time have the same camera, light levels, and detection type. I can't figure out why it picks 4 parts up, places them, then comes back fo
Electronics Forum | Thu Mar 29 08:28:28 EDT 2012 | williamaxler
In the IPC-A-610E standard QFNs are classified as BTC (bottom termination components). Most QFNs do not have a solder-able surface on the outside of the part. Usually the lead that you can see on the outside is copper and classified is not solder-a
Electronics Forum | Wed Apr 18 15:33:22 EDT 2012 | davef
IC tubes, plastic * ITW Electronic Component Packaging Systems 2001 E Randol Mill Rd., Suite 117, Arlington, TX 76011-3453 817.277.5004fax3453 * Antistatic Industries, 130 Gamewell St PO Box 460 Hackensack, NJ 07602-0460 201.489.4400 fax 7654 * Perfe
Electronics Forum | Wed Jun 06 10:28:39 EDT 2012 | kahrpr
You need to get your local rep to demo the grid loc. That is what it is for double sided boards. when the table comes up the pins adjust to the different height components. I also thought I saw a similar product on one of the advertising Panes on thi
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