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Searching for Tesla "Batman" chips

Posted: Thu Aug 15, 2024 1:02 pm
by yasko
Hi,

I am working on an ongoing project using Tesla Model 3 battery modules.
I plan to use Damien's breakout board for communication with modules and am looking for Tesla "Batman" chips.
AFAIK they have two sources: the primary BMS from the battery and the secondary BMS from the top of the modules.
I'm located in Bulgaria, EU.

Re: Searching for Tesla "Batman" chips

Posted: Sun Nov 03, 2024 5:29 pm
by yasko
A brief update that can help someone in the exact search.

I found a complete set of secondary BMS modules from the Tesla Model 3 2022 (a challenging task).
And discover that the so-called BATMAN chip is LTC833-E.
Of course, those chips don't exist in Linear's product catalog, which is now ADI.

The good news is that I found this chip on Aliexpress and can confirm that it works as expected.
More on that on another topic.