5373 designed results

Electronics Forum: designed (Page 19 of 538)

power dissipation design

Electronics Forum | Wed Apr 05 08:33:36 EDT 2000 | Robert Hartmann

Can someone lead me to some articles or technical standards showing formulas/design criteria for thermal management in a BT BGA? I need to be able to dissipate about 4 Watts, and am having trouble finding information on how to calculate what our BGA

PCB PTH Design

Electronics Forum | Fri Mar 24 07:25:14 EST 2000 | Pete

Does PTH design can affect the wave soldering process in term of increasing the incidence of solder bridges, even without a component being present?. I have been experiencing a situation weere I believe this is happening. In this case separation of P

CCGA stencil design

Electronics Forum | Fri Mar 17 03:41:33 EST 2000 | JackT

Hi folks, Is anybody have an experience in stencil design for CCGA ? Currently, I'm running with 5 mils thickness stencil and I encountered that there were defect on contact after reflow soldering process. Appreciate your help ! thx..Jack

Wave IC, thief or robber pads use.

Electronics Forum | Mon Feb 28 11:33:13 EST 2000 | Charlie

We are in the process of establishing a design for thief pad associated with SOIC on the bottom of our assemblies. We are seek advice on design and alternative to their use. Best Regards, Charlie

Stencil design for dpack

Electronics Forum | Thu Jan 18 19:16:42 EST 2001 | slowe

I am having problems with D-Packs shifting during reflow. Does anyone know of a good aperture design to solve this problem ? Possibly bow tie.

Heat Sinks

Electronics Forum | Mon Dec 18 09:42:44 EST 2000 | floydl

When designing high performance circuit boards are there methods that can be used to improve thermal conductivity without using heat sinks? Can boards be designed in a way that reduces or eliminates the need for sinks?

Cost of designing green products

Electronics Forum | Thu Jun 22 11:27:32 EDT 2000 | Roland

Obviously, designing energy efficient products is good for the environment, but does it cost more? If so, how do I justify these costs in a competitive marketplace?

PCB Design software

Electronics Forum | Wed Jan 12 17:45:45 EST 2000 | Gareth

I am currently researching CAD and am currently looking at CAD for PCB design. I would be greatful if you could help me by listing some of the major packages used in the industry. Many thanks, Gareth.