7Semi INA219 I2C Voltage, Current & Power Monitor Sensor Breakout Board

The 7Semi INA219 is a compact power-monitoring module designed to measure DC bus voltage, current, and power consumption. Based on the INA219 monitoring IC, it supports high-side current sensing and communicates with microcontrollers through an I2C-compatible interface.

With an onboard precision shunt resistor and configurable measurement settings, this breakout board is useful for monitoring batteries, electronic circuits, motors, and other DC-powered systems.

Key Features

• Three-Parameter Monitoring: Measures bus voltage, current, and calculated power.
• Voltage Measurement: Supports bus voltages from 0V to 26V.
• I2C/SMBus Interface: Enables integration with compatible microcontrollers.
• Precision Shunt Resistor: Supports current measurement with low voltage loss.
• Multiple I2C Addresses: Supports up to 16 programmable addresses.
• Configurable Measurements: Offers programmable gain, conversion time, and filtering.
• Alert Functionality: Supports threshold-based alert outputs.
• Low Standby Consumption: Approximately 1 mA, as listed by the supplier.

Applications

• Battery voltage and current monitoring
• DC power consumption measurement
• Solar energy monitoring
• Robotics and motor monitoring
• IoT power management
• Embedded systems diagnostics
• Electronic circuit testing
• Power supply monitoring

Technical Specifications

Package Includes

• 1 × 7Semi INA219 I2C Voltage, Current & Power Monitor Sensor Breakout Board

Note: Check the board pinout, current-sensing limits, and wiring requirements before connecting it to your circuit.