Re: Back to Back Tantalum Caps
From: PaulCsouls (paulcsouls_at_worldnet.att.net)
Date: 02/13/05
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Date: Sun, 13 Feb 2005 18:19:22 GMT
On Sun, 13 Feb 2005 16:11:04 GMT, nico@puntnl.niks (Nico Coesel)
wrote:
>PaulCsouls <paulcsouls@worldnet.att.net> wrote:
>
>>
>>I was recently looking at a design that had two Tantalum caps reversed
>>biased to each other to make a bipolar cap. I know tantalums can work
>>down to -1v and don't need a DC bias the way aluminum electrolytic
>>caps do but this looked strange. What are the pitfalls to this
>>method.
>
>This may be interesting reading material:
>
>http://www.epcos.com/inf/20/40/db/tec_03/01070134.pdf
Interesting. They call for the diode protection across each cap.
Paul C
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