Electronics Forum | Wed Mar 11 19:22:02 EDT 2020 | victorzubashev
Hi, 1. do not use flux-cored wire- the smell is bad and flux will evaporate anyway at the time of solder wire melting. 2. as suggested use solder bars, something like this: https://smtnet.com/company/index.cfm?fuseaction=view_company&company_id=39635
Electronics Forum | Thu Mar 05 23:04:44 EST 2020 | sarason
My advice for what it is worth. Your description of the problem at first glance suggests a communication problem, now is it the bus, the SMT machine or the PC. The bus could have a short or an open. The PC could have a dud controller card. or so co
Electronics Forum | Wed Apr 15 18:37:15 EDT 2020 | unisoft
The point here is if you can't get the full CAD files or the XY rotation files and all you get his Gerbers and a BOM. Most all contract manufacturers and some OEM's at some time or another have to deal with Gerber only files. If you find yourself i
Electronics Forum | Mon Mar 30 11:02:37 EDT 2020 | SMTA-Eric
As we navigate through the CORVID-19 pandemic, many essential manufacturing facilities are still on line and operating. Some at reduced or modified schedules in following the guidelines to help reduce the spread of this virus. My question is in rega
Electronics Forum | Tue Apr 21 00:30:28 EDT 2020 | SMTA-Samy
The company I work at is deemed an essential business that supplies products that are vital to our country’s infrastructure and plays a significant role in response and recovery across all other sectors. We are responsible for the delivery of product
Electronics Forum | Wed May 06 18:15:03 EDT 2020 | travishemen
I thought i posted this last night. The easiest way I can think of to see what nozzle is being used is to put the machine in step mode and do one part at a time. Also the levelness of the table and Z0 could be suspect. On a CP643 this can get out
Electronics Forum | Tue Jun 09 07:23:04 EDT 2020 | ameenullakhan
Hi Team, Please help in suggesting stencil aperture opening for the 0.4 mm pitch BGA. PAD Diameter is 0.24mm. we have 0201 components also in same board. We have HIP in this BGA. Solder paste : Alpha Om5300 ( PB+ solder paste ) type 4 We have tr
Electronics Forum | Mon Jun 15 16:31:25 EDT 2020 | rgduval
You may find some wetting issues running LF HASL with 63/37, as your reflow temperatures will be significantly below the LF reflow. On fiducials...if you don't have a quote for your boards with ENIG, I would recommend at least checking it out. It's
Electronics Forum | Tue Oct 06 14:25:51 EDT 2020 | philc
Plenty of 0805 inductors around, up to 470mH, but nothing that is 26mH. Coilcraft do 23.5mH or 29mH - see https://www.coilcraft.com/getmedia/18dd250a-2b92-4f9a-bcee-3624995acc0f/0302cs.pdf Eaton do a 27mH 0805 - see https://www.eaton.com/content/dam
Electronics Forum | Wed Oct 07 15:46:36 EDT 2020 | tamasmagyar
Hi Hearse, I currently use a MY600, with a AG Ejector which can place dots between 0.33 and 0.52 mm. The differences for a MY600 with placing small dots is down to ejector and paste. To be able to place dots as small as 0.25 mm, you would need an
