Diodes Was: Re: opinions on HIFLI...

[Ken Stone]

>
>And you're right about that voltage drop. The situation here is different,
>you control the current. You don't care about the voltage drop.
>There are Ge and Si types whose U/I curves seem the same but only 400mV
>shifted apart. The principle was the dU/dI (dynamical resistance) varies
>with the current. And the forward voltage drop doesn't matter, since it 
>disappears when differentiating. We're after dU and not U.
>
>Hope this makes sense!

I'm no expert on analog stuff :(  but I follow what you are saying. At what
sort of current range does this occur?

Ken
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