> since they will tend to mount them backwards more often than not, and

Must be a Murphy's Law thing.  You would think they would mount them
backwards 50% of the time, not more often.  But that's if Murphy isn't
looking ;-)

No matter how many security guards you hire, you can't always keep Murphy
out of your office or lab...

Best regards,
Ivan Baggett
Bagotronix Inc.
website:  www.bagotronix.com


----- Original Message -----
From: "Steve Wiseman" <[EMAIL PROTECTED]>
To: "Protel EDA Forum" <[EMAIL PROTECTED]>
Sent: Friday, November 30, 2001 10:56 AM
Subject: Re: [PEDA] Seeking Popular or Standard Footprint for Surface Mount
LEDs


>
>
> On Thu, 29 Nov 2001, Frank Gilley wrote:
>
> > While there surely must be more shapes, sizes, and mountings for LEDs
than
> > almost any other component, there are quite a few SMT LEDs available in
a
> > variety of standard footprints like 0603, 0805, 1206, 1210, and SOT-23
just
> > to name the more common ones.
>
> We use a lot of 0603-size ones successfully. The manufacturers seem to
> feel that polarity markings are a waste of time, and make them miniscule,
> or on the bottom of the package! The die can be at either end, so be
> prepared to hold your assembly shop's hand through their first few times,
> since they will tend to mount them backwards more often than not, and
> inspection can be hell - just a warning based on a several failures,
> at several companies... They are, however, wonderfully small & bright.
>
> Steve


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