• Power Monitor Tool
• INA226 DC current and power sensor
• INA3221 3-Channel DC Current Sensor

Power Monitor Tool¶

https://www.ti.com/tool/download/SBOR021

INA226 DC current and power sensor¶

• https://esphome.io/components/sensor/ina226/
• https://www.ti.com/lit/ds/symlink/ina226.pdf

INA3221 3-Channel DC Current Sensor¶

• https://esphome.io/components/sensor/ina3221/

• https://www.ti.com/lit/ds/symlink/ina3221.pdf

• Example: https://done.land/components/power/measuringcurrent/viashunt/ina3221/

PV	Power valid alert, open-drain output
CRI	Critical alert, open-drain output, conversion-triggered
WAR	Warning alert, open-drain output, average-triggered
TC	Timing control alert, open-drain output
VPU	Pull-up supply voltage used to bias power valid output circuitry (on top side of board)
A0	Defines the I2C address. Default address is 0x40 (on top side of board)