Yes, the very low frequency noise of these regulators isn't anywhere near as impressive as their high frequency noise.However for some RF circuits the low frequency power supply noise may not be as significant as other effects. Bruce
On Thursday, 8 December 2016 2:59 PM, Gerhard Hoffmann <dk...@arcor.de> wrote: Am 08.12.2016 um 01:20 schrieb Scott Stobbe: > Yes, the short hand I like to use is 4 nV*sqrt(R/1000). > > 2 nV/rthz off a bandgap is pretty darn impressive, that includes a delta > vbe gained up ~10x. > Methinks the advantage comes from converting their reference (whatever that may be) to a really high impedance current source where a few uF help tremendously in cleaning things up. regards, Gerhard _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.