Electronics Forum | Sun Feb 11 23:32:43 EST 2007 | M.Haris
1. After reflow some boards start producing bumps/bubbles which damage the internal layers causeing PCBs failed in Electrical-testing. How can I eradicate this problem from my assembling process? 2. If SMT components are mounted on non-rigid FLEX PC
Electronics Forum | Mon Feb 12 11:12:16 EST 2007 | davef
Q1. After reflow some boards start producing bumps/bubbles which damage the internal layers causeing PCBs failed in Electrical-testing. How can I eradicate this problem from my assembling process? A1. Find a proper board supplier. Q2. If SMT compon
Electronics Forum | Thu Aug 29 06:39:29 EDT 2013 | claudiagreene
Many China PCB factories don't have the lamination equipments. Usually,they will send pcbs inner layer finished to other big factory or the lamanation factory to complete this process.It seems it is not what you like. But it is common... Is it ok for
Electronics Forum | Thu Jul 06 16:13:28 EDT 2017 | barryg
Hello everyone, I was curious if anyone knows what criteria there is for layer to layer registration. I have looked at ipc-600 and 601 and have not found anything or am missing something. We had a small qty. of pcbs sent to a customer and some inner
Electronics Forum | Tue Mar 10 04:37:44 EDT 2020 | luciano_zhang
I have a files need produce in a urgent time. It's 4 layers PCB with 3 OZ inner and out layer quantity need 10000pcs ,any one know which supplier is aviliable?
Electronics Forum | Thu Mar 12 08:38:47 EDT 2020 | floravictor
Hi, We can produce such pcb, we are pcb factory in Shenzhen. my skype: qjthomasxiao mail: victor@flora-ltd.com
Electronics Forum | Fri Jun 12 09:10:48 EDT 2020 | apcpcba
Hello, we can meet your request, welcome to visit our website: https://www.apc-pcbassembly.com/
Electronics Forum | Thu Jun 11 09:28:57 EDT 2020 | pcbkathay
Dear Luciano, We are PCB manufactured based in China,we can produce the PCB as your requirements as soon as we can, please send the files to my email 284816044@qq.com looking foward to your email.
Electronics Forum | Thu Jun 11 02:32:54 EDT 2020 | beanzheng0
Hi, Luciano This is James from http://www.nextpcb.com We can do your order we have 2 manufacturers over 2500000sq. The 4 layer PCB boards on sale now. Please send your inquiry to support@nextpcb.com Or you can contact me on WhatsApp:+8613243830029 S
Electronics Forum | Thu Jul 09 21:04:50 EDT 1998 | Dave F
| Hi there, | I am looking for some informations concerning the shear or pull strength of a typical TQFP 20 mils leads in relationship with the Copper/Tin intermetalic layer thickness. Could anyone help? | | Thank in advandce. | rgs, | chiakl Chiakl
