[sdiy] Which is better as a VC resistor? FET or BJT?
music.maker at gte.net
Thu Jun 30 18:23:38 CEST 2011
H11F series (H11F1, H11F2, H11F3) is a FET optoisolator that might be
useful as a VC resistor. I cannot speak to linearity, but it's source
need not be connected to ground.
The Fairchild datasheet I looked at claims 99.9% linearity (again, I
can't comment on what exactly that means).
≤ 100 ohms to ≥ 300 Mohms
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