I prefer round pads

Reuven

נשלח מה-iPhone שלי

ב-11 בפבר 2011, בשעה 22:31, Barry Gallegos <[log in to unmask]> כתב/ה:

> Sorry, but it appears that my drawing was stripped out of the email
> 
> Pad design is each pad is 0.026L x 0.021W and two pads separated by gap
> of 0.016 mils 
> 
> 
> Barry.
> 
> 
> 
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Barry Gallegos
> Sent: Friday, February 11, 2011 1:28 PM
> To: [log in to unmask]
> Subject: [TN] Land Pattern Calculators
> Importance: High
> 
> Hey T-netters,
> 
> 
> 
> I am trying to find a free online resource to calculate recommended land
> patterns.
> 
> 
> 
> I have some 0402 caps that seem to like to tombstone and we thought that
> the pads met
> 
> The manufacturing recommendation. How ever, we are experiencing an
> inordinate amount 
> 
> Of tomb stoning.  We have looked at the reflow profile and it is with in
> the paste manufacturers 
> 
> Recommendation. Stencil print looks good as well.
> 
> 
> 
> Pad design: 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> Thank you, for any help that you may be able to provide.
> 
> 
> 
> 
> 
> 
> ______________________________________________________________________
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