INA228 20-bit Current and Voltage Monitor, STEMMA QT / Qwiic Module
Part number: INA228Current & Voltage Sensors
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Prices updated: 14 Oct 2026
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About this product
A breakout module built around the INA228 20-bit digital power monitor from Texas Instruments, measuring bus voltage and current over I2C. The STEMMA QT / Qwiic connector allows plug-in wiring to Arduino, ESP32 and Raspberry Pi boards without soldering the cables.
Specifications
- Chip
- INA228 (Texas Instruments)
- Resolution
- 20-bit
- Interface
- I2C
- Connector
- STEMMA QT / Qwiic
- Measures
- Voltage and current
- Type
- Digital power monitor
Frequently asked questions
How do I measure current with it?
The INA228 measures the voltage drop across a shunt resistor. Check the module's shunt value and use it to calculate the current.
Which boards can read it?
It communicates over I2C, so any board with an I2C bus can read it, including Arduino, ESP32 and Raspberry Pi.
