[sdiy] 5 V rail, 3.3 V chips

[Neil Johnson]

Andre,

> LDO regulators have a finicky reputation so I would like the
> assurance that extracting +3.3 V power from a +5 V rail is
> within reach of someone as incompetent as myself.

They're only finicky to those who don't read the datasheet and follow
what it says!

As long as you're sensible (keep leads/traces short, proper sizing and
placement of capacitors, etc) you should be fine.

Neil
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