Electronics Forum: prevent component wrong polarity (Page 1 of 7)

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

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

Can we check polarity and upside downs on My100?

Electronics Forum | Thu Jul 30 16:50:41 EDT 2015 | lokit

In our production line we use the pick and placer My100 by Mycronics. We get a lot of feedback from quality department about IC's being placed upside down, wrong polarity. (Wrong polarity usually already delivered to us, or IC's placed in the sticks

Can we check polarity and upside downs on My100?

Electronics Forum | Thu Jul 30 17:31:41 EDT 2015 | dyoungquist

We are running a Mydata (Micronic) MY15E. The MY100 is the next generation after the MYxxE series. As far as I know, there is no way for the machine itself to check the polarity of ICs to see if 1 or more are in the tube or reel different from all

Fuji parts out Signal for poka-yoke component replenishment

Electronics Forum | Sat Mar 24 12:31:31 EDT 2007 | diesel_1t

Hi there. Ok, i have a little big question for fuji Erudites: when machine run out of parts on any device it tells to machine "parts out (and part number)" So, a signal from anywhere (maybe a PLC output) will tell to the machine "hey i'm out of parts

Defect in diode(Reverse Polarity)

Electronics Forum | Tue Aug 01 20:50:03 EDT 2023 | calebcsmt

If it was only 1 or 2 components on a reel that were backwards, I would lean more likely the cause just being the component was wrong direction in Tape from factory. Not much you can do from a Pick & Place perspective, generally.. Most machines use

LINEAR VOLT REG Polarity diagonally opposite

Electronics Forum | Fri Aug 08 16:55:20 EDT 2008 | thaqalain

On a specific shop order we face the trouble of wrong polarity for LINEAR VOLT REG. This is happened b/c components were situated diagonally opposite way in the reels. Here are suppier details: ST MICROELECTRONICS P/N: L5973D013TR Can we leave b

Re: Skewing chip components

Electronics Forum | Fri Jun 23 10:00:08 EDT 2000 | Chrys Shea

Yeah, them soldering machines sure got some demons in them...My waves used to get blamed for wrong polarities all the time. Sneaky little devils used to pull components out of the boards, flip them around, and get the pins back in the holes while

AOL

Electronics Forum | Fri Dec 03 11:44:52 EST 2004 | vinod

Hi Barb, First of all I think you are looking for AOI system, not AOL. As per my experience AOI checks for present, absence of the component, wrong polarity, wrong component, misaligned component, tomb stone, upside down etc. It also looks for solde

AOI systems

Electronics Forum | Thu Mar 29 16:34:18 EST 2001 | larryk

Genny, Would you use the X-Ray in addition to AOI? Or would it be in place of? If so, would it pick out wrong value components? Polarity? I never thought of it as a replacement. Seems like you have investigated into this. Do you mind sharing your fin

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