Electronics Forum | Fri Jul 16 14:42:36 EDT 1999 | Glenn Robertson
| I'm planning to introduce selective point-to-point soldering for pwb. This is due to various needs: PIHs assy on double IR, for example. I think the most suitable solution is a point-to-point soldering, 'cause we're still having small lot/many type
Electronics Forum | Thu Jul 15 18:58:48 EDT 1999 | Earl Moon
| We are currently assemblying several different board type with gold plated lands with varying results. Can any of you that has successful experience in this area give me some pointers. What paste do you use? Do you use the recommended reflow pro
Electronics Forum | Mon Jul 05 18:45:01 EDT 1999 | JohnW
| Is the no clean solder paste as good? We are wondering if we can elliminate the wash when we change from through hole to surface mount. | John, No clean is as good as your process, and the paste you are using. Everything I do is no clean and I h
Electronics Forum | Mon Jun 21 16:11:41 EDT 1999 | John Thorup
| | I am finding that some of our IC's are coming from the supplier with the humidity gauge in the bag reading 10-20%. Has anybody done any tests to determine what humidty level in a package will cause problems during reflow? | Usually a proper m
Electronics Forum | Thu Jun 03 16:12:24 EDT 1999 | Earl Moon
.020" pitch spacing. Which have yielded my process excelent results. | My main stencil supplier is I-Source in Irvine, CA and has pretty much standardized on 100% lazer cut stencils for competetive pricing. | Hope this helps. | | Deon Nungaray | SM
Electronics Forum | Mon May 24 10:17:54 EDT 1999 | john thorup
| Can anyone steer me towards a supplier of heatsinks suitable for use on a PQFP 160. Before you shoot me down in flames, I know that I am not going to get much heat away from the die because of the plastic but the application is such that the board
Electronics Forum | Tue Apr 27 09:31:45 EDT 1999 | Robert L. McCallum
On circuit board assemblies first pass yields need to be above 98%, if a supplier is below this level it is a indication that: he has poor control of the manufacturing process; Poor component selection (price over quality; excepted a poor design from
Electronics Forum | Fri Apr 16 11:23:26 EDT 1999 | Scott McKee
| | Any recommendations for a reballer for BGA and mBGA? Low volume, low cost appreciated! | | | Dave: I don't believe that reballing BGAs that go into customer products is a good idea. Check with your BGA supplier to determine their recommended
Electronics Forum | Tue Apr 06 16:22:58 EDT 1999 | Dave F
| 0603's and 0402's are being damaged by the water wash post reflow. PCA's are 1" X 4" and 2" X 2" approximately. | | We've adjusted water pressure so that the top-down is higher than the bottom up. | | The baskets have a .5" mesh spacing. Some
Electronics Forum | Tue Mar 23 12:55:47 EST 1999 | Dave F
| I am looking for clip art images of electronics assembly. Images like wave soldering, surface mount components, soldering irons... just general assembly graphics. Many sites have different individual images that they use I was just wondering if a
