Modules, in my arsenal, used for portable (battery) low power operation of Teensy 3

[t3andy]

Modules, in my arsenal, used for portable (battery) low power operation of the Teensy 3.

Power on/off modules with power Mosfet and kill input (auto shutdown from the Teensy 3 GPIO):

http://www.pololu.com/catalog/product/751
http://www.adafruit.com/products/1400

Boost converters modules that uses AA battery power and boost it up to 5 VDC for the Teensy 3:

http://www.pololu.com/catalog/product/791
https://www.sparkfun.com/products/10968
https://www.sparkfun.com/products/10255

Note: I built my own low cost boost converter ( LTC3525-5 ) board (for AA battery power input) using only 3 components.


View attachment Boost_Converter_Power_Switch_R1.pdf