Electronics Forum | Mon Jun 19 21:38:58 EDT 2000 | Dave F
Mohammed: Huuumm, identifying components, sounds like a dangerous thing to do, if you�re in the assembly business. ;^) Try: � "Component Identification Desk Reference Manual", with an IPC ordering code of DRM-18. This book is not a standard, but
Electronics Forum | Wed May 09 15:15:52 EDT 2001 | caldon
Your process needs some refining. How long did it take to wet? How much force did it take to break the surface tension? What type of solder was in the solder pot? What type of flux was used? What was the pot temperature? Did you take a cap and p
Electronics Forum | Thu May 10 10:27:29 EDT 2001 | davef
It depends ... * Components stored in a garage in Chiriqui,Panama will have a different shelf life than those store in a climate controlled room in Ayrshire, Scotland. * Components from a reputable supplier will likely have a different shelf life tha
Electronics Forum | Tue Aug 24 15:15:43 EDT 1999 | John Thorup
| Could use a little help here. Can anyone clarify to me the cause and fix of chip caps/resistors tombstoning following reflow? | | Any help would be appreciated. Thanks. | Most common reason is uneven heating where one side of the component ach
Electronics Forum | Thu Oct 21 04:21:55 EDT 2004 | siverts
Have been through this before and we resolved our problem as follows: 1.Make sure that the length of your board support pins on Your HSP is correct. On that machine the board support pins depends on the board thickness (+ - some tenth's of a mm). It'
Electronics Forum | Fri Oct 22 11:04:29 EDT 2004 | Simon UK
I have experienced this same problem with CECC Type caps, in all sizes. One cause, which may have not been explored is the component may hav been cracked before you placed it 1 in 300? Hmm..I did this on our products that were showning atleast 5 per
Electronics Forum | Mon Jul 23 10:56:38 EDT 2018 | dleeper
I've never seen this before and I would be suspicious. Have you tried to dust it off with a brush or Q-tip, it might just be some sort of process contamination. Have you looked at the reel to see if the parts are coming in with these spots from the
Electronics Forum | Mon May 10 12:15:46 EDT 1999 | Boca
We have been having an ongoing problems with radial electrolytic capacitors (thru hole)for some time. 1. When we wash them in our inline cleaners the sleeving shrinks up from the PCB leaving the 'can' exposed. Some designs have traces on the surf
Electronics Forum | Wed Aug 25 07:53:08 EDT 1999 | Scott Davies
| | Could use a little help here. Can anyone clarify to me the cause and fix of chip caps/resistors tombstoning following reflow? | | | | Any help would be appreciated. Thanks. | | | Most common reason is uneven heating where one side of the com
Electronics Forum | Wed Aug 25 09:48:28 EDT 1999 | Larry Koens
| | | Could use a little help here. Can anyone clarify to me the cause and fix of chip caps/resistors tombstoning following reflow? | | | | | | Any help would be appreciated. Thanks. | | | | | Most common reason is uneven heating where one side
