Electronics Forum | Wed Jun 25 12:11:43 EDT 2003 | stepheno
We have a 5 zone oven and were starting at 150 which brought it up too fast. Even with only a 5 zone starting at 140 we get the temp up to soaking temp fast enough. ( I think too fast actually) What kind of oven do you have anyways? And I can't
Electronics Forum | Wed Jun 25 12:20:03 EDT 2003 | russ
This may make it easy, Do you really need soak? Or can you just ramp to reflow. Most pastes that I am aware of perform just as well using the linear ramp as opposed to the ramp/soak /spike. Now, out of curiosity how are you attaching the thermocou
Electronics Forum | Mon May 16 12:42:59 EDT 2005 | adrian_nishimoto
We have a customer that has been trying to place the Xilinx part number XCV2000E-6FG1156I which is an 1156 ball plastic BGA. When we do the X-ray and inspection we find that the package is warping up on all four corners of the package, Like so: Top
Electronics Forum | Fri Sep 02 15:21:34 EDT 2005 | pr
Do you have a cube down the hall from me? I think it's already been forgotten, but when blindsided by these requests one has to do SOMETHING! I blasted one in reflow and did a 7 second solder bath dip with another and took pictures, nobody has asked
Electronics Forum | Thu Oct 05 15:58:16 EDT 2006 | RusH
Mario, Thanks for your response. We are building a leaded assembly with hot air leveled Sn/Pb pads on the PCB. In one case the component is a 7.5X5.2X1.8 wire wound ferrite inductor with Au/Sn leads. The second component is an 0808 Tantalum cap,
Electronics Forum | Wed Jul 02 20:39:13 EDT 2008 | mika
Check this out .http://help.sap.com/saphelp_di46c2/helpdata/EN/7f/a7e7434d6011d2b438006094b9c9be/content.htm That's one way how to do it. Or read this: http://www.waterloo-software.com/limitations.html We have no relationship or what so ever with
Electronics Forum | Fri Jun 05 16:06:51 EDT 2009 | mjz289
This is from a section of an ALtera EP2SGX130-5 STRATIX 2 leadfree 1,508 ball BGA. What can be causing this? It is from an unused board (not assembled in a unit, or in the field, but it did pass electrical and function test. There are three of them i
Electronics Forum | Sat Dec 18 08:23:33 EST 2010 | remullis
I experienced warpage on a 7'x 13" long board, unfortunately my oven does not have center support. I use stiffeners on both of the short ends. It fixed my problem. Some of the things I was experiencing with the warpage on the second pass were placem
Electronics Forum | Tue Feb 21 10:45:45 EST 2012 | acsscott
Thanks for the password. There is a 7 pin connector for the Emergency stop in and out. It has a mate with a jumper wire attached to the Topaz end. If you put the jumpered mating connector on this, the emergency stop errors go away. The other conn
Electronics Forum | Mon Sep 09 11:36:17 EDT 2013 | moussa
We have an unloader jot Automation : - NO:35036A-7.1 - code:J213-25.5/5 - SNO:10201646 0.4) The problem is that the PT control give an error message witch is : “No direct information is set! use the support tool to set the PT control area and PT
