Reference: RBD-2071
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The INA237 is a high-precision DC current, voltage, and power monitoring module designed for high-side measurement applications. It uses a 16-bit delta-sigma ADC to provide accurate electrical measurements and supports energy and charge accumulation. With an I2C interface and STEMMA QT / Qwiic connectivity, it is suitable for power monitoring in embedded, industrial, and energy systems.
The INA237 is a high-precision DC current, voltage, and power monitoring module designed for high-side measurement applications. It uses a 16-bit delta-sigma ADC to provide accurate electrical measurements and supports energy and charge accumulation. With an I2C interface and STEMMA QT / Qwiic connectivity, it is suitable for power monitoring in embedded, industrial, and energy systems.
High-side current, voltage, and power measurement
16-bit delta-sigma ADC
Energy and charge accumulation support
Wide bus voltage measurement range
Digital I2C communication interface
STEMMA QT / Qwiic connector for plug-and-play use
IC Model: INA237
Measurement Type: DC current, voltage, power, energy, charge
Measurement Method: High-side sensing
Current Measurement Range: ±20 A (maximum, dependent on shunt resistor)
Bus Voltage Measurement Range: 0 to 85 V
ADC Resolution: 16-bit
Current Accuracy: ±0.5 percent (maximum gain error)
Power Supply Voltage: 2.7V to 5.5V
Communication Interface: I2C
I2C Address: Configurable
Logic Level Compatibility: 3.3V or 5V
Module Dimensions: Approximately 25.3 x 20.3 x 10 mm
Country of Origin: Made in China
Battery management systems (BMS)
Server and data center power monitoring
Solar and renewable energy systems
Industrial power consumption analysis
Embedded and IoT power measurement projects
1 x INA237 current and power monitoring module (STEMMA QT / Qwiic)
QT cable not included
External shunt resistor selection affects current range and accuracy
Designed for DC measurements only
Ensure correct wiring and voltage limits before powering the module
The INA237 monitoring module provides accurate and reliable measurement of current, voltage, and power with energy accumulation support. With STEMMA QT / Qwiic compatibility and a wide voltage range, it integrates easily into advanced power monitoring and energy management applications.
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Reference: RBD-2071
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Reference: RBD-2072
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The INA237 is a high-precision DC current, voltage, and power monitoring module designed for high-side measurement applications. It uses a 16-bit delta-sigma ADC to provide accurate electrical measurements and supports energy and charge accumulation. With an I2C interface and STEMMA QT / Qwiic connectivity, it is suitable for power monitoring in embedded, industrial, and energy systems.
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