10K to -5V supply
Best regards, Spehro Pefhany
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Yes, if there's substrate diodes you could probably do that.
Regards, Joerg
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IF you can read your own posts, you screwed up...
The usual voltage regulators are dedicated current source or current sink elements (never both). If you need a two-quadrant (source and sink) current characteristic, linear regulators will not do, you need a power op amp, or at least polarity-setting switches.
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