Electronics Forum: smt electrolytic capacitor land patterns (Page 1 of 1)

DPAK land pattern

Electronics Forum | Thu Mar 21 21:21:37 EST 2002 | davef

In the beginning, there was TO-5. And it was good. Flushed with success, they created TO-220. It too was good. Then came SMT. It was better than some things, but then again ... In these early days, there was a haze on the horizon that blocked t

Why 50 mils in 0805 package instead of 40 mils.

Electronics Forum | Mon Oct 06 08:51:26 EDT 2003 | davef

The EIA does not provide that information. EIA standards focus on component dimensions. Alternately consider: ...cut... SM-782A - Surface Mount Design & Land Pattern Standard, Inc. Am. 1 & 2 ANSI Approved Get up-to-date land pattern recommendat

Re: BS

Electronics Forum | Mon Aug 28 12:41:35 EDT 2000 | JAX

MoonMan, I'll take a crack at the list. Feel free to answer the ones I don't! 1. Solderability is a parameter which indicates how well a component can be soldered. As far as Solder Termination Coatings go, here are some up�s and down�s of a few. Ha

Pad design for SMD Bottomside wave soldering

Electronics Forum | Wed May 09 10:40:10 EDT 2001 | davef

First, your primary side component pads should be designed according to SM-782A, "Surface Mount design & Land Pattern Standard". Next if you did that and your secondary side component pads are the same size as your primary side components, your diff


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