The INA228 is a high-precision digital power monitor designed to measure current, bus voltage, power, energy, and charge in electronic systems. It uses a 20-bit delta-sigma ADC and communicates with a microcontroller through an I²C interface, making it suitable for detailed power monitoring and data logging.
Key Features:
- Measurement: Current, voltage, power, energy, charge and temperature
- ADC Resolution: 20-bit
- Bus Voltage Range: 0–85V
- Common-Mode Voltage: −0.3V to +85V
- Shunt Input Range: ±163.84mV or ±40.96mV
- Interface: I²C
- Supply Voltage: 2.7–5.5V
- Integrated Power & Energy Accumulation
- Programmable Conversion Time and Averaging
- Operating Temperature: −40°C to +125°C
Applications:
- Battery monitoring and BMS
- Solar and renewable-energy systems
- Power supplies
- EV and automotive electronics
- Industrial equipment
- Embedded power monitoring and data logging
The INA228 is a suitable choice where high-resolution digital monitoring of electrical power and energy is required, particularly in systems operating at higher DC bus voltages.
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