Electronics Forum: 20pcs (Page 1 of 1)

Solder paste dispensers question

Electronics Forum | Thu Apr 26 18:03:50 EDT 2007 | dilogic

Does anybody have a practical experience with solder paste dispenser for small-scale production (prototypes, or 10-20 pcs. batches)? What ptich size is realistic? Let's say that the speed is not an issue, but the quality is. - Deni

Really Need Electroplishing of SMT Stencils?

Electronics Forum | Tue Jan 26 10:26:54 EST 2010 | bandjwet

Dear SMTNetters: Based on your experiences is it really necessary to have today's YAG laser-fabricated stencils electropolished? I undertsand that this "requirement" is a carry-over from the days of CO2-fabricated lasers where the hole wall quality

PCBA Time Estimation Formula

Electronics Forum | Wed Feb 19 12:47:15 EST 2020 | emeto

Grandpa, You got it - Identifying the bottleneck operation is the key. The secret is to design a tool can predict accurately where this bottleneck is. In your formula you can use machine process time, PCB transportation time, part trim time, part in

100nF 0805 ceramic cap with 25 Ohm resistance? Why?

Electronics Forum | Thu Jun 24 11:21:40 EDT 2010 | floydf

Hi, > > I have a 100nF 0805 ceramic cap (the most > common type!), Yageo brand (20+ pcs. on the > module). In our production run I get some errors > due to conductive caps (can be anything from 25 > Ohm to 5K - most are open of course). Only one


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