Electronics Forum: 0.3 mm pitch (Page 9 of 89)

Re: 16 mil pitch QFP solder bridge

Electronics Forum | Sun Oct 08 00:18:05 EDT 2000 | Arturo

We are working with a 16mil TSOP Land width=0.2mm(8mil) and use: 1.Type 4 particle size solder paste. 2.Laser cut electropolished stencil: Aperture width=0.19mm (we tried lower than this but had solder insufficiency). Thickness=0.005"(130 microns)

Re: Solder Paste for .5mm pitch Repair

Electronics Forum | Fri Jul 09 18:27:43 EDT 1999 | Scott Cook

Jim, GREAT to see you post and contribute. Nice to see the forum attracts experts in their field. 'Twas good seeing you at West again, bud. Scott Cook

Fuji CP3 and 2mm pitch tape

Electronics Forum | Tue Jan 14 15:38:28 EST 2003 | fujispares

Hi, CP3 will have trouble placing 0603 parts - I wouldn`t use a CP3 for these parts - A CP4 will be more suitable. A older CP4 feeder will fit and function on a CP3.

TSOP40 Lead pitch 0.50mm recommended aperture sizes?

Electronics Forum | Tue Mar 11 09:33:06 EST 2003 | davef

I'm wrong about the MPM AP. I got my model designation crossed-up and was thinking of an older unit. I apologize to MPM for for my unfair criticism of their product.

Footprint for 48 ball .75mm pitch BGA

Electronics Forum | Wed Oct 20 11:32:23 EDT 2004 | pbatten

Has anyone seen a footprint for these new parts? If so where? Thanks http://america.renesas.com/media/products/common_info/package/mitsubishi/j48fhh.pdf

Footprint for 48 ball .75mm pitch BGA

Electronics Forum | Wed Oct 20 11:32:28 EDT 2004 | pbatten

Has anyone seen a footprint for these new parts? If so where? Thanks pbatten http://america.renesas.com/media/products/common_info/package/mitsubishi/j48fhh.pdf

Should I panic over .5mm pitch BGA?

Electronics Forum | Wed Aug 31 10:50:50 EDT 2005 | aj

Grant, We run the exact same process as you described. 5 thou stencil, 1:1 ratio aj

Should I panic over .5mm pitch BGA?

Electronics Forum | Thu Sep 01 14:30:06 EDT 2005 | lsmith

I have recently tried electroform (100% nickel) stencils. Expensive but awesome paste release. 5 mil foil 10 - 15% aperture reduction for gasketing

super fine pitch paste & dispensing questions

Electronics Forum | Mon Aug 16 13:38:35 EDT 2010 | rl

i would like to request some advice on manually dispensing paste for super fine pitch components. first some background. i am a small design house and specialize in sub-miniature prototypes for avionics. so far, i have mostly used stainless steel st

Trouble selective soldering fine pitch connectors

Electronics Forum | Mon Dec 10 13:26:40 EST 2012 | dyoungquist

We are using our selective solder machine to solder a backplane with sixteen (16) 4x48 pin 0.080" connectors. Our first pass yield is about 85% meaning that 85% of the connectors come out with no bridges. Not quite as fine pitch as your connector a


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