Electronics Forum: 0.8mm (Page 1 of 8)

micro assembly technology inc. dispensing at 20um resolution

Electronics Forum | Mon Nov 15 15:31:54 EST 2004 | GP

We are looking for machine that can do the following: bonding of 0.5x0.5x0.8mm mm cramic part. - detect target surface position 1.5x0.8mm - dispance a drop of 0.8mm of epoxy adhesive on trget surface with position accuracy of +/-0.04mm. - pick the 0.

How to improve the solder quality of QFN?

Electronics Forum | Thu Jun 23 11:56:51 EDT 2005 | wjxingggg

Hi, all. There is one 0.8mmX0.8mm QFN on almost of our PWBAs. But the quality report showed that we got bad solder quality for this component. My question is which elements are the root cause for this situation frequently? Thanks.

BGA short

Electronics Forum | Thu Dec 15 08:20:39 EST 2005 | jhernan9

The BGA pitch is 0.8 mm and stencil thickness is 0.005"

TSOP 44 type II

Electronics Forum | Tue May 04 13:37:28 EDT 2004 | Rob

0.8 mm

PCB Laser Depaneling

Electronics Forum | Mon Apr 03 17:22:14 EDT 2017 | peng682

yes, bob, usually below 0.8mm

Layer Stack for 6L PCB with 0.8 mm thickness

Electronics Forum | Tue Feb 16 14:04:10 EST 2016 | tsvetan

We are designing board which have to plug in M.2 connector and thickness is limited to 0.8 mm The board is very complex with many BGAs and DDR3 memory chips and we will need 6 layers for routing. The problem is that we will need signals with 50, 90

Layer Stack for 6L PCB with 0.8 mm thickness

Electronics Forum | Tue Feb 16 15:42:21 EST 2016 | sarason

When faced with a problem like this I sometimes look at competitive products and see what they have done. You may be able to get away with 4 layers if you have the space, however if it is jammed up that will not be an option. I presume that the total

Solder Volume for Lower Profile PBGA

Electronics Forum | Thu Sep 29 20:26:58 EDT 2005 | DasonC

Any aperture/stencil thickness suggestion to provide a rigid solder joint for 0.8mm pitch PBGA with 0.4mm ball diameter. The pad is based on IPC7095 and it is 0.3mm. Thank!

SMD coil land pattern recommendation size

Electronics Forum | Mon Sep 18 01:47:18 EDT 2017 | bukas

I would go with wire thickness + 0.4 to 0.8 mm for pad width, and pre-tinned lenght + 0.5mm what seems to me like problem is that it can easily roll off the pads in reflow oven

APerture size for microBGA

Electronics Forum | Thu Jun 29 09:12:27 EDT 2000 | sree

What is the best aperture opening for micrBGA with 0.8 mm ball pitch and 16 mils ball diameter?The pad size on the PCB is 12 mils.

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