Esp32 deep sleep mode current is 10mA. Can that be reduced further.

mustaqim
Posts: 6
Joined: Tue May 29, 2018 12:33 pm

Esp32 deep sleep mode current is 10mA. Can that be reduced further.

Postby mustaqim » Thu May 05, 2022 1:24 pm

Hi All,
Am using Esp Wroom32 and using Deep_Sleep example code. The chip is consuming 10ma. I want the current consumption to be in the uA range.
Please let me know how the current can be reduced further.
Any help is appreciated
Regards
Mustaqim Shaikh

ESP_igrr
Posts: 2071
Joined: Tue Dec 01, 2015 8:37 am

Re: Esp32 deep sleep mode current is 10mA. Can that be reduced further.

Postby ESP_igrr » Thu May 05, 2022 2:36 pm

Are you using a bare WROOM-32 module or a development board based on this module? A lot of development boards include additional circuits which aren't powered down in deep sleep, and continue drawing current.
There is a nice article with an overview of some of the boards on the market and some fixes which can be done to reduce current consumption: https://blog.voneicken.com/2018/lp-wifi-esp32-boards/

mustaqim
Posts: 6
Joined: Tue May 29, 2018 12:33 pm

Re: Esp32 deep sleep mode current is 10mA. Can that be reduced further.

Postby mustaqim » Fri May 06, 2022 5:22 am

Thanks for your reply. I am using the dev kit and running the deep sleep example code .
I will try with removing the additional components.
Regards
Mustaqim Shaikh

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