Electronics Forum: led and die (Page 1 of 9)

difference between led and neon bulbs

Electronics Forum | Sat Aug 22 09:09:31 EDT 2015 | tvliquidator

what is the technical difference between led and neon bulbs

difference between led and neon bulbs

Electronics Forum | Fri Aug 28 12:11:10 EDT 2015 | davef

LED: [Light-emitting diode] https://en.wikipedia.org/wiki/Light-emitting_diode Neon lamp: https://en.wikipedia.org/wiki/Neon_lamp

static issue on 0603 led tape and reel

Electronics Forum | Wed Oct 13 08:37:49 EDT 2010 | denisp

we have a static problem with 0603 led when removing the plastic retainer from the tape and reel. same problem with the feeder causing reject and bad placement. is there someone having the same problem? and how to fix it. thank you

Thinking of Led lamp and resistor

Electronics Forum | Fri Oct 28 04:56:12 EDT 2016 | lilybell

I read a few posts here about resistor in led applications. The thing is, the resistor has clarified as this shows:was always use with a power source delivering a higher forward voltage than the led could tolerate(ex: a 9volt battery hook up to a 3w

LED (Seven Segment) found with missing segment and dimmer

Electronics Forum | Wed Jul 20 08:40:27 EDT 2011 | mosborne1

Umar - This is usually seen when the lead frame in the die attach is cut with a diamond saw instead of a lasar. We have seen this problem years ago from HP 7 segment displays. If you have Enviromental box (tenney box) you can temp cycle them from 0 d

Die and Ply Procedure

Electronics Forum | Wed Jan 26 01:39:12 EST 2005 | sohct

Is there a procedure for the this test? If yes please forward to me. Thx.

Die and Ply Procedure

Electronics Forum | Wed Jan 26 09:27:41 EST 2005 | davef

Look here for more on dye & pry: http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=25007

COB and wire bond

Electronics Forum | Tue Jun 04 19:33:16 EDT 2002 | rob_thomas

Dave's estimation is pretty conservative but there is a lot of equipment out there and a lot of people happy to make a sale.Implementing both mentioned processes it's difficult and time consuming .Even if you get good training from whoever sells you

tape and reel machine

Electronics Forum | Tue Oct 09 14:10:24 EDT 2001 | cal

I am confused. You are using pressure sensitive tape. the pessure sensitive tape i have seen does not use cover tape.The pressure sensitive tape I am familiar with is called "Surftape" could you provide some more clarification?? Surftape is more co

tape and reel machine

Electronics Forum | Thu Oct 11 13:37:35 EDT 2001 | Stefan

The pressure sensitive tape is used as an alternative to heat sealed cover tape. It works usually quite well and is easily applied by the taping machine, but it can create some problems in the tape feeder. In the Surftape, Cal is referring to, the c

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