-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Chris Albertson wrote: > On Thu, Jan 5, 2012 at 6:11 PM, <[email protected]> wrote: > >> l <http://www.freqelec.com/rb_osc_fe5680a.html> says 32W peak, but then >> also 15-18v@700mA, which doesn't make sense. > > > It will pull 35W for the first five or so minutes then the current drops > rather suddenly to about 700mA. > > I have an analog amp meter on my power supply and I can see a switch over > after the unit heats up. They must run an internal oven heater full tilt > at first then go into regulated mode. > > Some one else said you can cause the FE5680 to draw more power in steady > state mode by adding heat sinking it. Yes that works. Seems the FE5680 > wants to be at some set temperature and the heat sink means it takes more > power to keep at the set point. I just let the fe5680 rest on a small > aluminum plate.
Have you measured the case temperature of your FE5680?
I put mine on a heat sink and the case temperature stays around 50C. Without
the heat sink it was around 60C. Does anyone know what temperature is
recommended? The 50C seems a little hot, but the unit appears to work well.
- --
Bob Smither, PhD Circuit Concepts, Inc.
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Government is not healthy for children and other living things.
-- Jeff Daiell
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[email protected] http://www.C-C-I.Com 281-331-2744(office) -4616(fax)
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