[sdiy] A question about regulator noise figures
brianw at audiobanshee.com
Tue Mar 16 01:05:45 CET 2021
Look up the tern, 1/f noise, a.k.a. Flicker noise.
That sort of noise seems to be reported in V/Hz. In this case, it's µV/Hz.
On Mar 15, 2021, at 16:57, Tom Wiltshire wrote:
> Hi All,
> I’ve been reading data sheets for linear regulators, and I’ve got a question.
> Some regulators specific the output noise voltage from 10Hz to 100KHz as an RMS level, usually uV. However, the Microchip MCP1702 specifies an output noise figure as 8 uV/Hz. What does this mean? What’s the relationship between uV/Hz and RMS uV?
> Here’s the datasheet:
> Thanks for any guidance!
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