[chbot] Power for 12v / 5v solutions.

Mark Atherton markaren1 at xtra.co.nz
Thu Apr 22 05:34:42 BST 2021

search LM2596 Power Module on t-me.

Might do the job, up to 30V in, adjustable output up to 3A out.

also auction 3058484026 from Mr Boffin; I like him.


On 22/04/2021 3:34 PM, Daniel Powell wrote:
> I've been playing with a remote battery powered dash for my race car based on a Mazda RX8 dash and ESPNow.
> I've successfully prototyped the unit using a couple of M5stack Atom's and external CAN Bus transceivers.
> The Atom is powered via USB and the dash (12v) via an external 240v power adaptor.
> I'm not looking to produce my own board (I'm not quite of that skill set yet) however want to integrate the unit into something somewhat more portable using a single Ryobi 18v battery as a power source. I was thinking two buck converters, one for 12v for the dash (thinking 18v might be a little much for the dash) and a second for the 5v logic.
> Would appreciate advice from those who are considerably more knowledgeable and exposed to modular power supplies than I am and could possibly point me in the direction of a more suitable or tidier solution.
> Cheers,
> Daniel.
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