ESP8266 Community Forum

- Thu Nov 20, 2014 3:55 am #2965 Anyone can advice 3.3v dc booster for battery powered project on ebay ?
I found this http://m.ebay.com/itm/231083181020 and this http://m.ebay.com/itm/231062865700 and i send message to the seller for idle power consumption and i am waiting response. If anyone has any suggestions I would be glad.

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- Thu Nov 20, 2014 10:32 am #2985 Soldering on the second one looks a little suspect...
DC to DC circuits are not very efficient...

What is the input voltage and what voltages do you require?

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- Thu Nov 20, 2014 11:15 am #2989 Input 2AA battery.( 2.2v-3v). Output 3.3v for esp. What can i use for battery powered application?

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I like ESP8266 and ESP8285 and ESP32

- Thu Nov 20, 2014 12:13 pm #2993 Here is a link to an application notes from Linear Technology :
http://cds.linear.com/docs/en/design-note/dn63f.pdf