Electronics Forum: polarity for part (Page 1 of 92)

zener diode polarity

Electronics Forum | Mon Apr 26 18:45:32 EDT 2021 | rgduval

I've had the most success in a check/double-check set up. Most people will tell you that it's labor intensive, and they're not wrong. However, I suspect that those people have never had to manually change two components on a thousand boards at a sh

zener diode polarity

Electronics Forum | Sun Apr 25 08:06:47 EDT 2021 | pradeep14

Presently we are facing wrong loading of zener diode components in SMT Line. * In the particular product, we have two different part numbers of zener diode but the package and color code is same.Only the voltage is different is there in between two p

Can we check polarity and upside downs on My100?

Electronics Forum | Wed Aug 05 09:41:50 EDT 2015 | kmots15

For upside down and rotated parts try using the index mark (F6) in the package database for that component, at least then the machine should look for a unique feature on the bottom and if it cannot find it the part will be rejected. For the index ma

part orientation

Electronics Forum | Thu Jun 26 18:10:55 EDT 2008 | jam2425

I'm building a circuit board by hand and can't identify pin 1 on a smt IC. I always determine this by the beveled edge, which this part has, but it also has an arrow on the opposite end, so now I'm unsure which one I should go by...help! Ok, got my

part orientation

Electronics Forum | Fri Jun 27 10:34:16 EDT 2008 | realchunks

Not these days. Most parts have several molding marks. Or the entire edge has a bevel. Using the ink as polarity is becoming mainstream.

part orientation

Electronics Forum | Fri Jun 27 16:36:54 EDT 2008 | wrongway

I have lots of those parts don't go by the arrow it is a vender marking has nothing to do with the polarity go by the belveled edge you can't go wrong

part orientation

Electronics Forum | Sat Jun 28 23:17:03 EDT 2008 | jam2425

I've been saying that for years. Polarity markings shouldn't have to be a guessing game. You really wonder what some of these manufacturers are thinking. It COULD and should be made simpler!

SMT part problem

Electronics Forum | Mon Jun 26 10:58:16 EDT 2006 | J.E.M.

Question for anyone using panasonic super thin surface mount light touch switches EVQ-PLDA15. The above part has a recommended land pattern with two gnd pads.There is a little tab on each side of the part that i assume is suspose to make contact wit

What part number for RAFE topmark package SOT-23?

Electronics Forum | Sun Dec 20 23:52:42 EST 2015 | vmam99

What part number for RAFE topmark package SOT-23? Like a Attachment picture.

What part number for RAFE topmark package SOT-23?

Electronics Forum | Thu Dec 24 06:43:08 EST 2015 | sarason

What piece of equipment did it come out of?

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