Electronics Forum: cover problem (Page 10 of 44)

Cover tape not always pulling back on Fuji IP-1

Electronics Forum | Thu Jun 15 03:31:26 EDT 2006 | Bert van den Berg

The cover tape on 0805, 1206 and IC reels occasionally does not pull back clear of the tape and our Fuji IP-1 stops. Although some feeders appear to be more vulnerable to this than others, is this a feeder problem or is this a material problem with

Re: Wierd Tombstoning on Tant Caps

Electronics Forum | Mon May 04 21:54:14 EDT 1998 | Dave F

| I've never seen this before. Today, I got this tombstoning on Tantalum Capacitors (Okay, I saw that before) | Here's the part that seems weird to me: | -They didn't tombstone onto a termination - they went onto their sides! That's right, both ter

What is a typical SMT placement defect rate?

Electronics Forum | Wed Jul 16 14:13:17 EDT 2014 | alexeis

Hi, If you can not rely on your programmer and the tools he uses then "double checking" can save you only materials but in time you really do not save often extend meaning. There are things you can identify before the stove, but if you use tools li

Paper Or Plastic / PSA Or Heat Sealed

Electronics Forum | Mon Jun 05 16:49:11 EDT 2000 | Chris

Is anyone having trouble with PSA (pressure sensitive adhesive) cover tape used with embossed plastic tape? I am placing 0402 components out of embossed plastic tape with PSA cover tape. The feeders gum up, the take up reels are impossible to remov

100% solder coverage

Electronics Forum | Wed Sep 12 22:57:02 EDT 2007 | lito_visaya

Anyone, We are an electronic assembly contractor and one of our customer requires a 100% solder coverage on pads for their products. We are using flex pcb and we mount only one component (LED for backlight application). The solder paste we are u

Reflow soldering problems and traces under component

Electronics Forum | Mon Jul 18 12:24:53 EDT 2016 | oleksz

Some people involved in PCB assembly process claim that SMD components reflow soldering problems are often caused by traces running under a component. According to this claim, trace (or any copper) covered by solder mask and placed under SMD componen

Reflow soldering problems and traces under component

Electronics Forum | Mon Jul 18 12:25:30 EDT 2016 | oleksz

Some people involved in PCB assembly process claim that SMD components reflow soldering problems are often caused by traces running under a component. According to this claim, trace (or any copper) covered by solder mask and placed under SMD componen

Agilis Feeders Exposed Parts Upon Removal from Feeder?

Electronics Forum | Thu Oct 27 20:30:54 EDT 2011 | tech1

Yeah that is a drawback to those feeders. The plastic part that is mentioned in one of the responses is okay but you have to be real careful when pulling the tape out before you can put that part on. Mydata always says to leave the reel with the feed

Cover tape tearing

Electronics Forum | Thu Dec 15 06:20:11 EST 2005 | rlackey

Hi Liza, We've seen it occaisionally in house on Universal GSM 8,12,16mm but not on Fuji (except when a feeder's not used for a while). Also on 44, 56 & 72mm (the smaller vol parts I mentioned earlier. It tends not to affect the Hoover Davis Feeder

Re: SMT repairs using wire links

Electronics Forum | Mon Sep 14 04:13:53 EDT 1998 | Jeff sanchez

| Thanks for the help, Guys. | As a matter of interest, I'm going to look up the standard and see if there's a European (or preferably UK) equivalent. If I find anything, I'll post another Follow Up (though I doubt it holds much interest for you)! |


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