Electronics Forum: downs (Page 1 of 448)

Can we check polarity and upside downs on My100?

Electronics Forum | Thu Jul 30 16:50:41 EDT 2015 | lokit

In our production line we use the pick and placer My100 by Mycronics. We get a lot of feedback from quality department about IC's being placed upside down, wrong polarity. (Wrong polarity usually already delivered to us, or IC's placed in the sticks

Can we check polarity and upside downs on My100?

Electronics Forum | Wed Aug 05 09:41:50 EDT 2015 | kmots15

For upside down and rotated parts try using the index mark (F6) in the package database for that component, at least then the machine should look for a unique feature on the bottom and if it cannot find it the part will be rejected. For the index ma

Can we check polarity and upside downs on My100?

Electronics Forum | Thu Jul 30 17:31:41 EDT 2015 | dyoungquist

We are running a Mydata (Micronic) MY15E. The MY100 is the next generation after the MYxxE series. As far as I know, there is no way for the machine itself to check the polarity of ICs to see if 1 or more are in the tube or reel different from all

What is 'toe down configuration' 8.2.5.6 IPC-A-610D?

Electronics Forum | Wed Apr 11 08:36:23 EDT 2007 | davef

IPC-A-610D refers to 'toe down configuration' several times, beyond the 8.2.5.6 that you question. Although none will add to your understanding of 'toe down'. A lead that is 'toe down' is one where the foot of the lead is not parallel to the pad. T

Squeegees for Step-Down stencil

Electronics Forum | Sun Nov 24 05:40:41 EST 2002 | albertoh

Hello!! I have a questions about what kind of squeegee blades i need for any step-down stencil in order to get the better results in my process. I have stencils with step-down from 10 mils to 6 mils. Thanks in advance.

shut down for storms

Electronics Forum | Tue May 17 11:24:52 EDT 2005 | ricardof

We don't shut the machines down, we keep them working, however,sometimes the AC supply gets down because of a storm so we have a Forced shut down, as someone said, if we shut equipment down on every storm that represents $$ millions $$. The bad thing

Flux Pen or Flux Syring

Electronics Forum | Tue Jun 14 17:32:44 EDT 2011 | davef

It depends on the flux and the down-stream processing ... * If there is adequate down-stream cleaning: We are ambivalent. * If the flux is low residue and there in no down-stream cleaning: We don't like using a syringe because it squirts liquid flux

simple doubt about reflow profile

Electronics Forum | Sun Feb 18 16:47:34 EST 2007 | darby

As I stated, the reply was direct from Indium, (thanks to Rich Brooks). The information regarding cool down rates should come from your paste supplier; not an oven supplier; not a generic article on lead free. I just went through the data sheets from

Re: Pick N Place UPS

Electronics Forum | Tue Aug 10 08:51:32 EDT 1999 | Dewey

I appreciate you're input on this, John, Scott. It's a neat thing Mydata did with the power out, status saved feature. That comes in handy a lot down here. The problem is with our machine, however, "I think", is that we have one of our phases go out

Re: Step down stencil

Electronics Forum | Sun Nov 22 10:05:37 EST 1998 | Christopher Lampron

Does any body know stencil manufacturer in states or south east asia for electroforming processes and step down from 5mil to 3mil. Thanks! Daniel, I do alot of work with Photoetch stencils in Massaschusetts. I do not have the Phone number h

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