After research, my best candidate is to replace the Vreg from the actual LP=
2950 to a LP2951, and connect its ~ERROR output to MCLR, possibly directly =
(to save components).

What do you think about my solution? :o


>Hello folks,
>
>I have a PIC321xx application where I cannot ensure that Vcc rises fast en=
ough.
>
>The net effect, coming without surprise, is that sometimes the MPU=20
>doesn't start at all (not even the LPRC Timer starts, or at least I'm=20
>sure that enabling the WatchDog didn't help), unless I manually reset it.
>
>How would you automatize this with the least possible number of=20
>cheapest possible components?
>
>Or, can you suggest a cheap <500mV@100mA LDO voltage regulator with=20
>reset management (or equivalent "power good" feature) capable of at=20
>least 100mA at 3.3V fixed voltage output, and a voltage input of at least =
30V?
>
>Thanks!
>Mario

--=20
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