INA219AIDR Current Sense Amplifier IC

The INA219AIDR is a high-side current shunt and power monitor with an IC-compatible interface, developed by Texas Instruments. It enables precise measurement of current, voltage, and power, making it suitable for various applications requiring accurate energy monitoring.

Features

• Wide Common-Mode Voltage Range: Operates with bus voltages from 0 V to 26 V.
• High Accuracy: Offers 1% accuracy for current and power measurements
• Integrated 12-bit ADC: Facilitates precise digital measurements.
• Low Power Consumption: Draws a maximum supply current of 1 mA.
• IC Interface: Supports communication speeds up to 3.4 Mbps with 16 programmable addresses.
• Bidirectional Current Sensing: Capable of measuring both charging and discharging currents.

Applications

• Energy Monitoring: Measures power consumption in devices.
• Battery Management Systems: Tracks battery charge and discharge currents.
• DC Power Supply Monitoring: Monitors voltage and current in power systems
• IoT Devices: Enables power tracking in low-power embedded systems

Specification