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Problems with .45 mil ball diameter BGA....

Electronics Forum | Fri Apr 29 17:49:22 EDT 2005 | Woodsmt

I have used many of these devices recently and have used them several times over the last few years. I have been successful using a type 4 paste on a 5 mil stencil. The 13 mil round aperture should provide you with an area ratio just adequate for r

Problems with .45 mil ball diameter BGA....

Electronics Forum | Fri Apr 29 17:49:26 EDT 2005 | Woodsmt

I have used many of these devices recently and have used them several times over the last few years. I have been successful using a type 4 paste on a 5 mil stencil. The 13 mil round aperture should provide you with an area ratio just adequate for r

Flux residual on joints of PIH

Electronics Forum | Wed Apr 27 10:52:52 EDT 2005 | saragorcos

Have you examined what type of residue is present? It is possible that what you are seeing is benign, though flux that is not fully activated often leaves harmful residue species such as chloride or weak organic acids. If you don't want to change p

MYDATA vs ASSEMBLEON

Electronics Forum | Tue May 03 04:13:07 EDT 2005 | Rob

No offence, but the Universal platform is hardly in the same league in terms of user friendlyness & ease of working on than a Mydata. However it does murder the Mydata in terms of accuracy, repeatability, longevity etc. & the Lightning head leaves

MYDATA vs ASSEMBLEON

Electronics Forum | Wed May 18 08:47:46 EDT 2005 | vijay1978

Hi. I try to decide in this moment what machine > bye, Mydata o Assembleon (My12 or Emerald > X(i)). In this moment we need to know the > technical problems that has one or the other. Do > you think that is neccessary have a mantenance > contrac

0402 (1005) component

Electronics Forum | Thu Apr 28 15:56:44 EDT 2005 | stepheniii

Hopefully it is just the part data a little bit off. But if that doesn't help, make sure the thickness sensor is calibrated bang on. And do the nozzle height adjustment. What are your nozzles and filters like, as far as being clean goes? I've put dow

Frozen solder paste.....

Electronics Forum | Fri Apr 29 08:39:01 EDT 2005 | davef

Few solder paste suppliers recommend freezing solder paste. Check with your supplier for recommendations. Examples are: * In many cases, nothing happens. However, some pastes are susceptible to damage that impairs paste performance. As a consequenc

Soldering Test Interview

Electronics Forum | Wed May 04 10:27:33 EDT 2005 | nice90

Or you can use the Hot Air (Hakko) to remove that component and a tweezer to pull it. dont pull it just yet. If you see the solder melting then feel the component using the tweezer by wiggling it a bit and if you can wiggle it only then you can pull

UP1500 Frame Sizes?

Electronics Forum | Mon May 02 08:32:50 EDT 2005 | jh0n!

We recently bought a used MPM UP1500 to upgrade from a manual DeHaart printer we'd been using for years. On the DeHaart, all of our stencils were 15" square. We purchased at auction a stencil adapter for an MPM printer (ie: 29" wide), however it's

UP1500 Frame Sizes?

Electronics Forum | Tue May 03 08:11:02 EDT 2005 | jh0n!

I appreciate the detailed reply. However, I had tried dimensioning the stencil to everything imaginable, including the correct/measured dimensions. Interestingly enough, after loading a new stencil into our adaptor, I had no errors with the new pro


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