Electronics Forum: designing (Page 20 of 537)

QP-132E // FCM 2

Electronics Forum | Mon May 06 20:59:38 EDT 2002 | ianchan

Hi mate, no offense intended to anyone, just wanna say that "copies" ought to be re-designed with more advanced improvements against the older models. else what the heck is that "copy-designer" team doing with all that R&D time/funding?

Sensbey Spray Fluxer

Electronics Forum | Mon Aug 12 11:48:15 EDT 2002 | fastek

Phil- As Pete correctly pointed out, the early Spray Fluxers that Sensbey provided with their machines were designed by AT&T and used a similar head and nozzle design to a spray paint gun. We had good success with them.

Time Standards

Electronics Forum | Wed Oct 09 11:15:40 EDT 2002 | Randy V

Boothroyd and Dewhurst has DFA packages that are pretty good but are more for analyzing one design to an alternate design vs giving good times for your particular site, etc. You can find their site on the WEB.

Tombstone's

Electronics Forum | Wed Nov 06 01:54:03 EST 2002 | jason

You may want to check your stencil aperture design too. The base ball pad design worked fine to solve my tombstone problem.

Uneven thermal load in PCB design.

Electronics Forum | Mon Dec 16 21:51:28 EST 2002 | grantp

Hi, It's on the pads. They look ok, but when you check the lead comes away from the solder. Regards, Grant Blackmagic Design

Stenciling chipbonder.....

Electronics Forum | Wed Jan 22 15:22:53 EST 2003 | davef

Hey "Dispenser Boy" does this mean we can have your machine? ;P I'll be out to supervise the packing with a Hook in my hand. Poke around the fine SMTnet Archives to get started on aperture design. 7525, Stencil Design Guidelines is pretty much of

Resistor Net Array , Stencil Design

Electronics Forum | Tue Mar 25 15:36:38 EST 2003 | Ren� Sandoval

What is the optimal design for the resistor Net Array 0402 (8 pins)with a 5 mils Stencil th.?

edge clearance for inline equipment

Electronics Forum | Wed Oct 01 23:40:38 EDT 2003 | bradlanger

I was wondering if anybody could tell me what a good clearance would be for board designs to allow for the use of inline equipment? My company currently runs a batch line but I want to make sure we are designing properly for inline if the need arises

Printing for 0402

Electronics Forum | Mon Oct 27 09:54:40 EST 2003 | John

We're just now beginning to see 0402's in our designs. Can anyone make recommendations on stencil/aperture designs and print parameters? I'm seeing skips on a small number of joints on these parts. Thanks in advance, John

Electronic development information request

Electronics Forum | Thu Oct 30 09:44:06 EST 2003 | Bob

Perhaps I can help. I run a small development company. We do product design, prototyping and small production runs of our own designs.


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