Electronics Forum: artesyn date code marking (Page 1 of 2)

IC marking unclear after pass reflow

Electronics Forum | Wed Apr 02 15:35:27 EDT 2008 | jdengler

Our AOI machine can save various views of the same part number since we all know that different manufacturers will mark parts differently, some manufacturers vary their own marks. We get parts from the same manufacturer but different date codes that

procedure to define programmable IC marking

Electronics Forum | Mon Nov 19 18:58:28 EST 2007 | jmelson

On big chips, we use a tape printing device, I think it is a Brother PT1750. We have a small device, though, that is in an SO8 package, and the only thing we've come up with is to scratch a product letter code and the program date with a stylus. Th

Re: Marking Codes

Electronics Forum | Mon Jan 10 03:10:19 EST 2000 | H.J.Zwier

Hi Robert, Try looking at www.marsport.demon.co.uk/smd/ This site contains a list of html files with all marking codes known at this moment. Your example of a transistor with marking code 8A can be a 3V3 zener diode or a npn general purpose transi

Laser Marking

Electronics Forum | Tue Aug 30 11:23:07 EDT 2005 | g2garyg2

AJ, there are a variety of laser marking systems in the marketplace. Most use a CO2 laser to mark PCBs. Since laser life is directly related to power available vs power used, you should try to get a system with a 30 watt power rating. Most marking i

PC Board Marking

Electronics Forum | Thu Jul 05 16:06:56 EDT 2007 | petep

What process / equipment have you found to best mark Revision levels / date codes and such onto small areas on PC Boards? I need a repeatable, economic solution that will endure processing temps and saponifier in the cleaners. Have used RoHS co

Barcodes for PCBs - what systems?

Electronics Forum | Wed Jun 11 10:23:07 EDT 2008 | charliedci

Hi, > > we have to print a serial barcode on a low > volume PCB. For another module we just used our > laser printer and cut the labels to > size. > > However, those laser labels are easy to > rub off, and the new labels are much > smaller. >

Lead-Free Bom Conversion (please read)

Electronics Forum | Wed Dec 21 17:46:33 EST 2005 | muse95

Wow - 11,000. We have 8K-9K, and we have had three people working on it for the last 6mos, around their other duties. We aren't done. Some MFR's changed PN's. Some add G, some add LF, some add NOPB, some add Z, Some add a "+", etc. Some have no d

Re: Marking Codes

Electronics Forum | Tue Jan 05 14:37:18 EST 1999 | Dave f

| I would like to know if it exist a croos reference book for marking code on smt device? | I'm fixing a unit now and try to know what are the following devices: | The look like transistors and are mark like that "8A" |

Baking for delam prevention

Electronics Forum | Wed Nov 16 18:44:54 EST 2005 | Mike F

A good board used soon after you receive it should not delam. If only a small percentage is doing that I urge you to do some more looking at the board quality while you do the baking. Do a search of the archives on baking boards, Dave F had some good

White spots on PCBA after Selective Solder

Electronics Forum | Fri Sep 11 15:27:50 EDT 2015 | u4bga

Hi! We're noticing white spots on 2 PCBAs after the selective soldering & DI Wash processes. ----Facts---- 1) The marking is on all boards, irrespective of date code 2) It only happens on leads that have been selective soldered 3) The pattern of w

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