ESP8266 Community Forum

- Mon Apr 13, 2015 5:36 pm #14410 Maybe something like this for a boost supply to use a Lithium coin cell?
http://www.skyworksinc.com/uploads/docu ... 02050B.pdf

$0.35 at Digikey

Where I get my modules

- Tue Apr 14, 2015 2:25 am #14431

Maybe something like this for a boost supply to use a Lithium coin cell?
http://www.skyworksinc.com/uploads/docu ... 02050B.pdf

$0.35 at Digikey

I'm not sure if a coin cell would work at all. According to http://www.ti.com/lit/wp/swra349/swra349.pdf , you should expect a max current draw of 30mA or so max from a CR2032.

- Tue Apr 14, 2015 6:37 am #14455 Thanks for the info - would this circuit work with 2x1.5v AAA batteries?
Tony

- Tue Apr 14, 2015 6:38 am #14456 Aren't these big current spikes quite short? Wouldn't they come out of the capacitor?

Where I get my modules