Electronics Forum | Sat Jun 21 23:15:07 EDT 2008 | mika
Also keep in mind that the CCGA column length tolerance is at minimum +/- 0.13mm from most part manufactures and they don't collapse in the same way as a BGA, therefore the paste height deposit could be critical in some rare circumstances. Board warp
Electronics Forum | Sun Jun 17 05:42:58 EDT 2007 | mika
Hi Shrek, I quote: " Well, whether your parents like it or not, I am an ogre! And guess what, princess Mika? That's not about to change. My background is that I�m a big, good looking guy that is used to gettin� my way with my wit and muscle." I don
Electronics Forum | Thu Jul 13 02:06:51 EDT 2006 | mika
bypass every pattern steps except 1 of them; the one step that calls for Head# 1 Now start with the first spindle on that head > for ex. no. 1 > save > load the new pattern in Dry cycle!!! > Run/Start. The reason for bypassing the fiducial check i
Electronics Forum | Thu Jun 05 20:20:30 EDT 2008 | mika
Of course this should never occur, but this, forgive me shitty worlds of a complex Flexa system, which makes me cry once in a while. Does anybody here at this forum know what it takes to install this shit? First You have to set up a dedicated Flexa
Electronics Forum | Thu Jun 19 21:39:31 EDT 2008 | mika
Hi, we used to have a RoHS package with uBGA 380 Solder ball's 0.8 mm pitch approx 15x15 mm, bump size is 0.4mm on a 0.33mm pad. Suddenly we need to use another vendor for various reasons. However, the new bump size is 0.45mm according to specs and t
Electronics Forum | Wed Jun 03 13:56:09 EDT 2009 | mika
less total area of voids, which mean a much more strength in the joint and much easier to solder such a cooling pad grounded via vias, with this approach! The same goes for big cooling pads of let say Power transistors without any via etc. Always re
Electronics Forum | Sat Sep 22 01:30:31 EDT 2007 | mika
I am sorry my friend, but I can't recall that specific error number. But it would help if you explain a little bit more about your problem. Remember that an error code Do Not necessary points to a direct root-cause of a problem. First of all we nee
Electronics Forum | Thu Sep 27 23:24:22 EDT 2007 | mika
Fe2+(aq) + 2e- "harply, but this is of no consequence since OH- ions are always present, even in pure water.) The cations then react with the OH- or even the H+ ions and dissolved oxygen to form a variety of compounds, which constitute rust: Fe2+(aq
Electronics Forum | Sat Nov 17 12:58:12 EST 2007 | mika
I agree with previous postings regarding print speed: Solder paste type/versus fine pitch. Question: Is this a double sided pcb with fairly easy component packages on both sides? In such case, consider make the panel like this: Every second pcb in
Electronics Forum | Sat Feb 02 18:30:35 EST 2008 | mika
File meny > Save for the Web. I know that the Adobe Photoshop is not in every man's hand. Even though I know that there is a some good free-ware that can do similar to this, converts for ex. a jpeg to a smaller size jpeg, without to loose to much of
