speaking of substrate diodes...

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jlarkin 4 years ago

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leads to this one...

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where we use the substrate diode of a RRIO opamp as a logarithmic current-to-voltage converter.

There are better ways to do this, but maybe none so cute.

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Anthony William Sloman 4 years ago

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Or as risky.

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Phil Hobbs 4 years ago

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Assuming your op amp's common mode range goes that far. Which one is it?

Cheers

Phil Hobbs

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