durusmail: mems-talk: Parasitic capacitance of an LCP-based inductor
Parasitic capacitance of an LCP-based inductor
2010-12-22
2010-12-23
2010-12-28
2010-12-28
Parasitic capacitance of an LCP-based inductor
Ned Flanders
2010-12-28
Be sure to also measure/note the quality factor.
http://en.wikipedia.org/wiki/Q_factor
That's usually extremely important for any passive microfabricated L
or C elements.

On 12/28/10, Christian Engel  wrote:
> Hi,
>
> and damn at once! I believe that this measurement was worthless. We used a
> simple but precise LC-Meter, switchable from L- to C-measurement. We
> measured an accurate value for the inductance. Then simply switching to
> capacitor-measurement for obtaining capacitance. I don't think that this
> worked well because we attached an inductor instead of a capacitor! But the
> meter expected one! May anyone tell me please if I am wrong...
> So I think we have to repeat the measurement of the capacitance by using a
> signal generator and a scope. With the help of the resulting
> LC-resonance-frequency I will get the value of the capacitor. And I don't
> think that this will give a value of some 100nF. So a big sorry!
>
> Chris
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