> tolerance differences just due to different components on the new board. > i.e. An older board may work at 9.3V but a new one may fail at the same > voltage. But then, one can have the same problem between boards of the
The rated drop-out voltage of the regulator is 6.7V, and the series diode has a forward voltage of around .3V, so anything over 7 volts is fine. And it'll probably work at 6. Scott
