Re: Pi PICO W on batteries

Liste des GroupesRevenir à cs raspberry-pi 
Sujet : Re: Pi PICO W on batteries
De : peter.heitzer (at) *nospam* rz.uni-regensburg.de (Peter Heitzer)
Groupes : comp.sys.raspberry-pi
Date : 24. Jun 2026, 15:51:18
Autres entêtes
Message-ID : <na2976Fn4t9U2@mid.individual.net>
References : 1 2 3 4 5
User-Agent : tin/2.6.2-20221225 ("Pittyvaich") (Linux/6.1.0-49-amd64 (x86_64))
Theo <theom+news@chiark.greenend.org.uk> wrote:
Anssi Saari <anssi.saari@usenet.mail.kapsi.fi> wrote:
The Natural Philosopher <tnp@invalid.invalid> writes:
 
On 15/06/2026 19:49, Brian Gregory wrote:
nano timer ??
What's that then?
>
TPL5100
>
https://www.ti.com/product/TPL5110
 
I kinda thought modern microcontrollers have this sort of thing built
in? Oh, looks like the Pico (no W) draws 2 mA in "deep sleep" and this
timer draws 35 nA.
>
That does sound surprisingly bad for the Pico.  Seems that the RP2040 is
0.18mA in 'dormant' (ie deep sleep) and 0.38mA in 'sleep', which is a bit
better.  So must be something else on the Pico that's not so good in sleep
mode.
I think (ultra) low power was not a primary design goal for the Pico.

--
Dipl.-Inform(FH) Peter Heitzer, peter.heitzer@rz.uni-regensburg.de

Date Sujet#  Auteur
14 Jun 26 * Pi PICO W on batteries23The Natural Philosopher
14 Jun 26 +* Re: Pi PICO W on batteries9rbowman
15 Jun 26 i+* Re: Pi PICO W on batteries7The Natural Philosopher
15 Jun 26 ii+* Re: Pi PICO W on batteries2John R Walliker
15 Jun 26 iii`- Re: Pi PICO W on batteries1The Natural Philosopher
15 Jun 26 ii`* Re: Pi PICO W on batteries4Peter Heitzer
15 Jun 26 ii `* Re: Pi PICO W on batteries3The Natural Philosopher
15 Jun 26 ii  `* Re: Pi PICO W on batteries2Peter Heitzer
15 Jun 26 ii   `- Re: Pi PICO W on batteries1The Natural Philosopher
15 Jun 26 i`- Re: Pi PICO W on batteries1mm0fmf
15 Jun 26 `* Re: Pi PICO W on batteries13Brian Gregory
15 Jun 26  `* Re: Pi PICO W on batteries12The Natural Philosopher
15 Jun 26   +* Re: Pi PICO W on batteries2Theo
16 Jun 26   i`- Re: Pi PICO W on batteries1The Natural Philosopher
24 Jun07:33   `* Re: Pi PICO W on batteries9Anssi Saari
24 Jun09:58    +- Re: Pi PICO W on batteries1The Natural Philosopher
24 Jun13:41    `* Re: Pi PICO W on batteries7Theo
24 Jun13:53     +- Re: Pi PICO W on batteries1The Natural Philosopher
24 Jun15:51     `* Re: Pi PICO W on batteries5Peter Heitzer
24 Jun16:41      `* Re: Pi PICO W on batteries4The Natural Philosopher
25 Jun04:35       `* Re: Pi PICO W on batteries3wmartin
25 Jun09:21        +- Re: Pi PICO W on batteries1John R Walliker
25 Jun10:12        `- Re: Pi PICO W on batteries1The Natural Philosopher

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