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Total 10 documents matching your query.

1. [Amps] CD Cap (score: 1): Author: "Rich" <rdjmgmt@socket.net>; Date: Wed, 22 Mar 2006 17:58:41 -0600; I have come across some new CD caps. 560 uF, 400Vdc, porm 20%, temp 105C. 1.312 dia , 2.7 length , snap in. Looks like all plastic on the outside. Part number is 381561M400A072 , I can seem to find a; /archives//html/Amps/2006-03/msg00602.html (6,362 bytes)
2. Re: [Amps] CD Cap (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Thu, 23 Mar 2006 08:01:56 +0000; First question is: what is the ripple current rating? Don't commit yourself to using them until you know. The ripple current rating is about internal heating, which has a large effect on capacitor li; /archives//html/Amps/2006-03/msg00611.html (8,243 bytes)
3. Re: [Amps] CD Cap (score: 1): Author: "Rich" <rdjmgmt@socket.net>; Date: Thu, 23 Mar 2006 11:54:34 -0600; Thank you Ian for your reply, please note that some of us are not real sharp on all of this so I must ask how do I find the "ripple current rating"? I bought the caps on ebay and did not find the inf; /archives//html/Amps/2006-03/msg00620.html (8,911 bytes)
4. Re: [Amps] CD Cap (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Fri, 24 Mar 2006 00:33:59 +0000; Ripple current rating is the amount of alternating current that the capacitors can pass without too much internal heating. In a capacitor input supply, the caps are only charged in the parts of the c; /archives//html/Amps/2006-03/msg00631.html (9,368 bytes)
5. Re: [Amps] CD Cap (score: 1): Author: "Will Matney" <craxd1@verizon.net>; Date: Fri, 24 Mar 2006 01:09:55 -0500; Ian, With the med that my doc has me on, I'll be working the midnight shift for some time it looks like, hi hi! Best, Will ** REPLY SEPARATOR ** On 3/24/06 at 12:33 AM Ian White GM3SEK wrote: _______; /archives//html/Amps/2006-03/msg00632.html (10,313 bytes)
6. Re: [Amps] CD Cap (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Fri, 24 Mar 2006 06:24:50 +0000; As seen from here in GMT country, you're already on permanent night shift, so the meds should be bringing you double pay. -- 73 from Ian GM3SEK 'In Practice' columnist for RadCom (RSGB) http://www.if; /archives//html/Amps/2006-03/msg00633.html (7,497 bytes)
7. Re: [Amps] CD Cap (score: 1): Author: "Rich" <rdjmgmt@socket.net>; Date: Fri, 24 Mar 2006 11:44:42 -0600; Ian wrote: Have you told us everything that is printed on the capacitors themselves? Well I went back to CD web pages and did a little more digging. The 381 type caps are high ripple and have a ratin; /archives//html/Amps/2006-03/msg00639.html (7,739 bytes)
8. Re: [Amps] CD Cap (score: 1): Author: "Will Matney" <craxd1@verizon.net>; Date: Fri, 24 Mar 2006 12:57:40 -0500; Rich, The main thing for any transformer is power in = power out, this in watts or VA. That is minus the losses which is the efficiency. Each rectifier/filter circuit has its own formula to determine; /archives//html/Amps/2006-03/msg00640.html (9,573 bytes)
9. Re: [Amps] CD Cap (score: 1): Author: Steve Thompson <g8gsq@eltac.co.uk>; Date: Sat, 25 Mar 2006 16:03:41 +0000; It's worth caring because of the nuisance if your transformer dies. Any replacement you find is bound to be 1" too big somewhere. If a transformer is intended for choke input operation, the secondar; /archives//html/Amps/2006-03/msg00661.html (8,452 bytes)
10. Re: [Amps] CD Cap (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Sat, 25 Mar 2006 18:25:04 +0000; For the DC current of a single 3-500Z you should be fine.... but to answer your original question, do leave some air circulating space between them. From a quick run through the PSU Designer program,; /archives//html/Amps/2006-03/msg00663.html (9,274 bytes)

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