Electronics Forum: capacitor (Page 6 of 115)

Soldering electrolytic capacitor

Electronics Forum | Tue Jun 27 12:21:32 EDT 2017 | deanm

Sounds like a selective soldering machine would be your ultimate answer. But if you must hand solder, an oven, preheater or anything to heat the core of your board would help as mentioned before. We've used hot plates with success. As far as irons g

capacitor voltage rating

Electronics Forum | Fri Jan 10 14:11:27 EST 2003 | genny

It's always safer to use a higher voltage cap than a lower voltage cap. It isn't a fuse... There is only one case where we dropped the voltage on a cap. We were using a tantalum cap that was rated to 16V, but had been built in the standard packagi

Soldering electrolytic capacitor

Electronics Forum | Wed Jun 21 12:33:39 EDT 2017 | sumote

I agree that a preheater would be a good thing to try. Before you buy one, try heating your boards up in an oven, then putting them on your machine. Any oven will do, just make sure you leave them in long enough to get a good thermal soak. Also, as

capacitor shelf life

Electronics Forum | Wed Apr 11 06:56:20 EDT 2001 | brownsj

Most of the component vendors I've dealt with will guarantee the solderability of the terminations for three years if the components are still packaged in a full reel. If the reel is part used we've kept them for 1 year and then used a wetting balanc

capacitor shelf life

Electronics Forum | Wed Apr 11 06:56:46 EDT 2001 | brownsj

Most of the component vendors I've dealt with will guarantee the solderability of the terminations for three years if the components are still packaged in a full reel. If the reel is part used we've kept them for 1 year and then used a wetting balanc

Radial capacitor placement

Electronics Forum | Fri Jun 18 15:37:44 EDT 2010 | remullis

One thing I have run into when placing cap's flush to the board is blow holes due to the plastic sheathing used around the cap. It would form a gasket going through wave and exhaust out of the holes therefore blowing the solder out with it. This cap

Soldering electrolytic capacitor

Electronics Forum | Wed Jul 12 16:21:26 EDT 2017 | bk

When i considered using one I bought a cheaper brand named aoyue which cost less then $140 U.S. just to see if it would work for what we were trying. It did work but our engineering dept wound up scrapping it and doing a redesign. I was going to get

Aluminium capacitor rotation after soldering

Electronics Forum | Wed Apr 22 05:33:06 EDT 2015 | mbb

We'have been working on an issue regarding aluminium capacitor placement in PCB. In fact, we have twisted (shifted) capacitors. Through root causes analysis, we confirmed that this phenomenon is happening during reflow process (no issue on placement

Axial capacitor Pull out force

Electronics Forum | Tue Aug 21 17:36:13 EDT 2007 | mzmjv1

I wonder if there is a standard pull out force appliied to axial capacitor in manufacturing production line site

Same pattern of capacitor crack

Electronics Forum | Thu Nov 13 09:14:52 EST 2008 | raiders

Hi All, We encounter capacitor crack in the ICT, it contributes 2% of the failure. We are not sure whether these crack coming from the SMT. All these crack having the same pattern. Please refer to attached file. Anybody encounter the same thing befo


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