Texas Instruments

INA219AIDR

The INA219AIDR is a high-side current sensor from Texas Instruments. It is a precision current sensor with an integrated 12-bit ADC, making it ideal for a variety of applications that require accurate current measurements.

Description:

The INA219AIDR is a high-side current sensor that can measure both current and voltage. It has an I2C interface for easy communication with a microcontroller or other digital system. The sensor has a wide input voltage range of 0 to 26V and can measure currents up to ±3.80 Amperes.

Features:

• High-precision current and power measurement
• Wide input voltage range (0 to 26V)
• Wide current measurement range (±3.80 Amperes)
• Integrated 12-bit ADC for high-resolution measurements
• I2C digital interface for easy communication with a microcontroller or other digital system
• Programmable shunt resistor for flexible current measurement range
  *Selectable current and power averaging
  *Selectable bus and shunt voltage ranges
  *Alert pin for overcurrent and overpower conditions
  *Low-power mode for energy-efficient operation

Applications:

The INA219AIDR is suitable for a wide range of applications that require accurate current and power measurements. Some of the common applications include:

• Battery monitoring systems
• Solar panel systems
• Energy harvesting systems
• Electric vehicle battery management systems
• Power supplies and power management systems
• Motor control systems
• Lighting control systems
• Any system that requires precise current and power measurements

Overall, the INA219AIDR is a versatile and high-precision current sensor that can be used in a variety of applications to accurately measure current and power. Its integrated ADC and I2C interface make it easy to integrate into a digital system, and its wide input voltage and current ranges make it suitable for a variety of different systems.