Adafruit INA228 I2C 85V 20-bit Power Monitor STEMMA QT / Qwiic

Availability
In stock

I2C high/low-side power monitor breakout using the INA228 20-bit ADC, supporting up to 85 V bus voltage. Includes STEMMA QT/Qwiic connectors, screw-terminal shunt inputs, alert pin, and 3–5 V logic compatibility.

Pinout

Logical pinout · physical placement not verified
ADAFRUIT INA228 I2C 85VINVBUSGNDALRTSCLVBUS jumperSDAA0STEMMA QTA1jumpersVIN+Power LEDVIN-

One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.

  • VIN
    Type · Power
  • GND
    Type · Ground
  • SCL
    Type · I2C
  • SDA
    Type · I2C
  • STEMMA QT
    Type · Unknown
  • VIN+
    Type · Unknown
  • VIN-
    Type · Unknown
  • VBUS
    Type · Power
  • ALRT
    Type · Signal
  • VBUS jumper
    Type · Unknown
  • A0A1 jumpers
    Type · Analog, Unknown
  • Power LED
    Type · Unknown

Start wiring

I2C · Analog · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: VIN, GND, SCL, SDA. Schematik maps them to your board in the app.

Power monitors

24 other options

INA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.

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Related groups

4 groups