[Milsurplus] "Solid State Chokes"

[J. Forster]

I'm almost certain these things are useless to make switching DC/DC
converters, as they have no energy dtorage mechanism.

-John

=================


> Dave,
>
> An interesting concept.  Thanks for bringing it up.  It's a gyrator, a
> capacitor and amplifier that impersonate an inductor.  See article in
> wikipedia.
>
> There's also this in German:
> http://www.loetstelle.net/projekte/gyrator/gyrator.php
>
> I have no firsthand experience with this, but I'm adding it to my bag of
> tricks.
>
> Al
>
> On 9/5/2012 7:14 AM, David Stinson wrote:
>> One of our good members recently brought another
>> interesting "Borg Implant" board to my attention.
>>
>> It's named a "solid state choke"- a tiny board
>> with a MOSFET active device that claims the
>> efficacy of a 50 Henry choke at up to 200 mA output,
>> with over an amp surge.
>> I've seen some devices claimed as "solid state chokes"
>> that were actually high-voltage linear regulators,
>> but this device is different.
>> Wondering if anyone here has any experiance with
>> this sort of circuit or any thoughts about it.
>> Here's a link.   Scroll down for a circuit diagram:
>>
>> http://www.ebay.de/itm/110794732851
>>
>> 73 Dave AB5S
>>
>>
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>
> --
> Al Klase - N3FRQ
> Jersey City, NJ
> http://www.skywaves.ar88.net/
>
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