[ARC5] Power Supply Filter Question

J. Forster jfor at quikus.com
Sun Dec 22 14:14:23 EST 2013


I agree. These days, a cheap power FET is a better choice than a bipolar
transistor.

-John

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



> Good Afternoon All,
>
>         I have used High Power Fet as Voltage regulators for quit some
> time now. If the circuit is design and build well there is no reason to
> be leave there will be any problems. For the most part they can be built
> small enough to hid under the hood so to speak.  for small current
> requrement of an ARC 5 Receiver, a IRF 520 Fet and a few dollars of
> Zeners could be used to provide a almost ripple free DC voltage. Just as
> a side note, I work for a High Power Power Supply manufacture as a
> Customer Service Technician. As such I work on power systems that range
> from 750 watts to 100,000 watts. Ninety percent of our systems are
> switchers and use a variety of IGBT Fets.
>
>
>                                 Jeff N2LXM
>                   AMATEUR RADIO OPERATOR
>                                 AMERICAN
>                                   PATRIOT
>                   Proud Father of two US MARINES
>
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