I am interested in your work with the ESP32, in exchange. I have a small power board based on the LT1935 that will support up to 2A at 3.3 v. It is wide ranging and is a small 3/4” x 2” pcb with a 5 pin 0.1 inch centered connector.
Jim Carlson On Sun, Nov 15, 2020 at 8:59 PM Carl Nobile via TriEmbed < [email protected]> wrote: > You could just use an L7805. There is a TO192 package for this that can > supply, I think, up to 100ma. If that's not enough current then use the > TO220 package it can handle up to 1.5A. > ~Carl > > On Sun, Nov 15, 2020 at 8:08 PM The MacDougals via TriEmbed < > [email protected]> wrote: > >> Can’t find ams1117-3.3 TI’s L1117-3.3 is a direct replacement. >> >> >> >> The data sheet shows 15v (max) for Vin and nothing for min. What am I >> missing? >> >> https://www.ti.com/lit/ds/symlink/lm1117.pdf >> <https://www.ti.com/lit/ds/symlink/lm1117.pdf?HQS=TI-null-null-digikeymode-df-pf-null-wwe&ts=1605410881526> >> >> >> >> ---> Paul >> >> >> >> >> >> *From:* Josh Wyatt <[email protected]> >> *Sent:* Sunday, November 15, 2020 7:47 PM >> *To:* [email protected] >> *Cc:* TriEmbed <[email protected]> >> *Subject:* Re: [TriEmbed] Powering ESP32 from an 8v golf cart battery >> >> >> >> Why not use something like AMS1117-3.3? Minimum voltage on your 8 volt >> battery is going to be something like 6VDC. >> >> >> >> -j >> >> >> >> On Sun, Nov 15, 2020 at 7:38 PM The MacDougals via TriEmbed < >> [email protected]> wrote: >> >> How do I find an LDO that operates on 8 – 8.8 v? >> >> I looked at a couple of datasheets and found linear regulators that take >> 9v (max) input. >> >> I did not see a (min) spec for input v. >> >> >> >> How can I tell if it works at 8? >> >> >> >> For example: >> >> https://www.njr.com/electronic_device/PDF/NJM2888_E.pdf >> >> >> >> >> >> ---> Paul >> >> >> >> _______________________________________________ >> Triangle, NC Embedded Computing mailing list >> >> To post message: [email protected] >> List info: >> http://mail.triembed.org/mailman/listinfo/triembed_triembed.org >> TriEmbed web site: http://TriEmbed.org >> To unsubscribe, click link and send a blank message: mailto: >> [email protected]?subject=unsubscribe >> >> _______________________________________________ >> Triangle, NC Embedded Computing mailing list >> >> To post message: [email protected] >> List info: >> http://mail.triembed.org/mailman/listinfo/triembed_triembed.org >> TriEmbed web site: http://TriEmbed.org >> To unsubscribe, click link and send a blank message: mailto: >> [email protected]?subject=unsubscribe >> >> > > -- > > ------------------------------------------------------------------------------- > Carl J. Nobile (Software Engineer) > [email protected] > > ------------------------------------------------------------------------------- > _______________________________________________ > Triangle, NC Embedded Computing mailing list > > To post message: [email protected] > List info: http://mail.triembed.org/mailman/listinfo/triembed_triembed.org > TriEmbed web site: http://TriEmbed.org > To unsubscribe, click link and send a blank message: mailto: > [email protected]?subject=unsubscribe > > -- Jim Carlson Sent from Gmail Mobile
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