Electronics Forum: have (Page 731 of 3473)

Thermally Conductive PCB Material??

Electronics Forum | Wed Feb 16 15:29:15 EST 2000 | John S.

My company manufactures electronic modules for the automotive industry. We have a current product that the customer would like a "heavy duty" version of. The module will have to handle roughly twice as much power as the original. A couple of compo

Re: ENIG finishing

Electronics Forum | Tue Feb 15 11:48:30 EST 2000 | Steve Thomas

Thanks for your responses, gentlemen. I'm really just looking at options, and frankly, being a novice at this stuff I'm looking for the info. required to make a semi educated decision. You, kind sirs, are my educators. And that probably scares m

Soldering on a Ground Plane

Electronics Forum | Thu Feb 10 09:08:21 EST 2000 | C.K.

We've got this hard-to-Wave-solder board where all of the SMD's are on a ground plane - in fact the entire bottom-side is a ground plane. Our designers have incorporated thermal relief on some of the pads, but for reasons unknown to us, they don't h

Re: SMT Programming - Parts Database set-up for contract manufacturer

Electronics Forum | Thu Feb 10 07:13:06 EST 2000 | JAX

Doug, If you are looking to reduce the size of your database you have many options. You can use the Jedec outline or Jedec name to standardize your component library. Otherwise you can set one up specific to the dimensional info you measure. If you

Press fit connnector

Electronics Forum | Wed Feb 09 10:20:26 EST 2000 | Sal

Currently we have started seeing an issue around a scuzzy connector.The problem being that during insertion of this connnector a couple of pins refused to be inserted and as a result fold over, this folding of the pin is causing the pin itself to fra

Re: automatic placement of pin through hole component

Electronics Forum | Wed Feb 09 09:54:50 EST 2000 | JAX

Trying to place PTH components with an SMT machine is possible but maybe not plausible. Would you have to buy specialized tools and equipment for the job ( gripper nozzles ). Are the machines you have capable. i.e.. Would you need camera modification

Re: silver finishes on pcbs - what about the wave?

Electronics Forum | Fri Dec 15 08:00:57 EST 2000 | Pete B

John, We regularly wave solder electroless silver finished boards (Alpha Level)with mixed SMD and through hole parts and do not have any problems. We have changed a number on PCB's from HASL to electroless silver, mainly for the benefits at SMD whe

Re: Feeder tape splice jams

Electronics Forum | Wed Dec 13 12:08:57 EST 2000 | Stefan Witte

Apparently the adhesive tape peels off from the joint, which could have some reasons. 1. There should be an overlap of the cover tape, as Cal mentioned. The new cover tape laying over the old by approx. 2mm. I also peel the cover tape a bit off, whi

Re: Glue Witness Pattern Verifiable by FUJI???

Electronics Forum | Tue Dec 05 14:51:00 EST 2000 | JAX

Nick, In siemens terms: Fuji has the ability to check "ink spot" which I assume is what you are doing now. The only difference is the vision capabilities between the two machines. You do not have the freedom of siemens type gray scale with Fuji. Yo

Re: Glue Witness Pattern Verifiable by FUJI???

Electronics Forum | Tue Dec 05 14:56:16 EST 2000 | JAX

Nick, In siemens terms: Fuji has the ability to check "ink spot" which I assume is what you are doing now. The only difference is the vision capabilities between the two machines. You do not have the freedom of siemens type gray scale with Fuji. Yo


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