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May 15, 2016 at 3:11 comment added Jasen Слава Україні these are a new type of electrolytic capacitor en.wikipedia.org/wiki/Polymer_capacitor
May 15, 2016 at 0:20 comment added Sam IF the capacitor actually has a connection to it's case, I can't see a few mA causing any major problems (seeing as those polymer caps are rated in AMPS of ripple current anyway). But if you've got a few spare caps, try it, see what happens, see if you can measure any low resistance between one of the terminals and the case with a multimeter.
May 14, 2016 at 23:28 comment added Jasen Слава Україні @transistor axial leaded capacitors usually have the case as one of the terminals
May 14, 2016 at 19:46 answer added Bruce Abbott timeline score: 1
May 14, 2016 at 18:30 history edited user1488660 CC BY-SA 3.0
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May 14, 2016 at 18:19 comment added user1488660 The old aluminium ones were. I'm not sure on the new Japanese style ones. If there not I might still consider connecting the case to Gnd mechanically, over other options. So either way, the question is still valid.
May 14, 2016 at 18:13 answer added Sean Houlihane timeline score: 1
May 14, 2016 at 17:41 comment added Transistor (1) Are you sure the case is grounded? I've never seen them grounded at the PCB pin and I suspect that if they are grounded it might be a weak connection for noise reduction. (2) The can is aluminium and will have a layer of oxide. This will make it difficult to contact properly and impossible to solder to.
May 14, 2016 at 17:14 review First posts
May 14, 2016 at 18:21
May 14, 2016 at 17:13 history asked user1488660 CC BY-SA 3.0