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INA219 Current, Voltage and Power Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh
  • INA219 Current, Voltage and Power Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh
  • INA219 Current, Voltage and Power Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh

INA219 Current, Voltage and Power Sensor Module – STEMMA QT / Qwiic Compatible

RBD-4094

The INA219 is a digital current, voltage, and power monitoring module based on the TI INA219 chip. It uses an I2C interface to measure DC current and bus voltage while calculating power in real time. This module is suitable for power management, battery monitoring, and smart hardware projects, with easy plug-and-play connectivity via STEMMA QT / Qwiic.

BDT 1,050
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Description

Short Description

The INA219 is a digital current, voltage, and power monitoring module based on the TI INA219 chip. It uses an I2C interface to measure DC current and bus voltage while calculating power in real time. This module is suitable for power management, battery monitoring, and smart hardware projects, with easy plug-and-play connectivity via STEMMA QT / Qwiic.

Key Features

  • Measures current, voltage, and power simultaneously

  • High-side current sensing

  • Digital I2C communication interface

  • High measurement accuracy

  • Adjustable measurement range via shunt configuration

  • STEMMA QT / Qwiic connector for solder-free connection

Technical Specifications

  • Sensor IC: INA219

  • Measurement Functions:

    • Current

    • Voltage

    • Power

  • Current Measurement Range: ±3.2 A (expandable with external shunt resistor)

  • Voltage Measurement Range: 0 to 26 V

  • Current Resolution: 0.1 mA

  • Voltage Resolution: 4 mV

  • Measurement Accuracy: ±1 percent (current and voltage)

  • Communication Interface: I2C

  • Default I2C Address: 0x40 (adjustable)

  • Operating Voltage: 3.3V to 5V

  • Typical Current Consumption: 0.7 mA

  • Module Dimensions: 25.4 x 17.8 mm

  • Compatible Platforms: Arduino, Raspberry Pi, ESP32, and other I2C controllers

  • Country of Origin: Made in China

Applications / Use Cases

  • Battery management systems (charge and discharge monitoring)

  • Solar power and photovoltaic systems

  • Power consumption analysis for smart devices

  • Industrial equipment current and voltage monitoring

  • Embedded and IoT power measurement projects

Interface Description

  • VCC: 3.3V–5V power supply

  • GND: Ground

  • SDA: I2C data line

  • SCL: I2C clock line

  • STEMMA QT: 4-pin Qwiic-compatible I2C interface

  • VIN+ / VIN-: Measured voltage and current input terminals

Package Includes

  • 1 x INA219 current sensor module

  • 1 x 6-pin single-row pin header

  • 1 x 2-pin terminal block

Notes / Warnings

  • Designed for DC measurements only

  • Ensure correct wiring of VIN+ and VIN- before powering the circuit

  • Measurement range and accuracy depend on shunt resistor configuration

  • QT cable not included

The INA219 sensor module provides a compact and accurate solution for monitoring current, voltage, and power in DC systems. With STEMMA QT / Qwiic compatibility and I2C communication, it integrates easily into a wide range of power monitoring and embedded electronics applications.

Product Details
RBD-4094

Specific References

EAN13
4094
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