Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
We are just getting started doing BGA assembly at our plant....
- May 28, 2002
by
BenW
Hi Ben!
I was in your position just over 12 months ago..
...
- May 29, 2002
by
Alex K.
Thanks for your input, Alex. I appreciate it.
I'd still ...
- May 29, 2002
by
BenW
Just wondering why you'd use a diamond shaped aperture? See...
- May 29, 2002
by
Steve Thomas
Are you using Diamond apertures to achieve a volumn you cann...
- May 29, 2002
by
JAX
Diamond apertures were just an idea proposed by my plant man...
- May 29, 2002
by
BenW
The only reason I can see for doing this is:
Apply more pas...
- May 29, 2002
by
JAX
Stick with round aperatures they work fine.
If you are succ...
- May 29, 2002
by
CAL
I have another question about bga's and stencils. We were t...
- May 29, 2002
by
Jim Altland
As far as aperture dimensions go, I found a technical note w...
- May 29, 2002
by
BenW
I have heard of using diamond apertures for BGAs to tell you...
- May 29, 2002
by
RDR
Ben,
I am not sure about diamond shaped pads but if you a...
- May 30, 2002
by
Ben,
Thanks for the input on the apertures and thickness....
- May 30, 2002
by
Jim Altland
Diamond/sqaure shapes are good for when you X-Ray the BGA as...
- May 30, 2002
by
Hi Jim!
Just an idea....
There are some reflow ovens whi...
- Jun 03, 2002
by
Alex K.
Yo,
Hussman69,
you are one scary dude... in fact you re...
- Jun 04, 2002
by
ianchan
We use the diamond shape on the CBGA/CCGA only, all the PBGA...
- Jun 04, 2002
by
Dason C
I'm not scary, just been doing this a looooong time. I've s...
- Jun 04, 2002
by
Ben,
Get a copy of IPC 7525 and review it. This will hel...
- Jun 07, 2002
by
Gregory Stanton
We, too, are getting into BGA manufacturing. In order to s...
- Jun 24, 2002
by
Foshap
Practical components, or Top line sell complete kits (parts ...
- Jun 24, 2002
by
RDR
Hussman, I know when the oven temp at around 140F and the re...
- Jun 25, 2002
by
Dason C
BenW