INA219AIDR Bi-Directional DC Current Power Supply IC SOIC-8

INA219AIDR Bi-directional DC Current Power Supply IC is a precision power monitoring IC designed to measure both current and voltage in DC circuits. Packaged in an SOIC-8 form factor, it supports high-side and low-side current sensing, making it ideal for energy monitoring, power management, and battery applications.

Key Features of INA219AIDR:

• • Integrated Power Monitoring: Measures current, voltage, and power.
  • High Accuracy: 1% accuracy for current and power measurements.
  • Wide Input Voltage Range: Operates from 0V to 26V.
  • Low Power Consumption: Minimal power draw during operation.
  • I²C Interface: Easy integration with microcontrollers.

Technical Specifications of INA219AIDR:

• • Operating Voltage (V_DD): 3V to 5.5V
  • Bus Voltage Range: 0V to 26V
  • Current Measurement Range: ±3.2A (with appropriate shunt resistor)
  • Accuracy: ±1% (typical)
  • Communication Interface: I²C
  • Package: SOIC-8

Schematic Diagram and Pinout of INA219AIDR:

• • Pinout:
    • Pin 1 (VIN+): Positive input for current sensing.
    • Pin 2 (VIN-): Negative input for current sensing.
    • Pin 3 (V_BUS): Voltage measurement input.
    • Pin 4 (GND): Ground.
    • Pin 5 (SDA): I²C data line.
    • Pin 6 (SCL): I²C clock line.
    • Pin 7 (ADDR): Address selection for I²C communication.
    • Pin 8 (V_DD): Power supply input.
  • Schematic Diagram: Typically configured with a shunt resistor for current sensing and connected to an I²C master for data readout.

Applications of INA219AIDR:

• • 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.

Equivalent Models of INA219AIDR:

• • INA226: Higher precision current and voltage monitoring IC.
  • MAX471: Simplified high-side current sensing solution.

Datasheet:

• • Download INA219AIDR Datasheet

Keywords for INA219AIDR:

• • INA219AIDR
  • Current Sensing IC
  • Power Monitoring IC
  • SOIC-8 Current Sensor
  • I²C Power Measurement

Package Includes:

• • 1 x INA219AIDR Bi-directional DC Current Power Supply IC (SOIC-8 Package)