Hi I seem to recall TI having similar parts.
The big gotcha is tossing large chunks of C onto the ground to rail connections. A typical op amp is not at all happy with this. Bob > On Jul 10, 2022, at 5:48 PM, Richard (Rick) Karlquist via time-nuts > <[email protected]> wrote: > > > > On 7/10/2022 10:14 AM, Lux, Jim via time-nuts wrote: >> Yeah, but that virtual ground brings with it it's own set of problems. For >> instance, it has to both sink and source current, so you can't just use a 3 >> terminal regulator to create the midpoint, although I've seen schemes with a >> resistor from virtual ground to negative supply, but that's not very power >> efficient - the resistor needs to see, say, 10x the maximum sink current. > > You might look at the LT1118-2.85 "Supply Splitter". It is able to do > either sink or source, as needed, unlike an ordinary regulator. > > Rick N6RK > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe send an email to [email protected] _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe send an email to [email protected]
