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INA250A3 Datasheet Zero-drift Current-shunt Monitor

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & munity Reference Design INA250A1, INA250A2, INA250A3, INA250A4 SBOS511B – APRIL 2015 – REVISED DECEMBER 2015 INA250 36-V, Low- or High-Side,.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The INA250 is a voltage-output, current-sensing amplifier family that integrates an internal shunt resistor to enable high-accuracy current measurements at mon-mode voltages that can vary from 0 V to 36 V, independent of the supply voltage.

The device is a bidirectional, low- or highside current-shunt monitor that allows an external reference to be used to measure current flowing in both directions through the internal current-sensing resistor sensor.

The integration of the precision current-sensing resistor provides calibration equivalent measurement accuracy with ultra-low temperature drift performance and ensures an optimized Kelvin layout for the sensing resistor is always obtained.

Key Features

  • 1 Precision Integrated Shunt Resistor:.
  • Shunt Resistor: 2 mΩ.
  • Shunt Resistor Tolerance: 0.1% (Max).
  • 15 A Continuous from.
  • 40°C to 85°C.
  • 0°C to 125°C Temperature Coefficient: 10 ppm/°C.
  • High Accuracy:.
  • Gain Error (Shunt and Amplifier): 0.3% (Max).
  • Offset Current: 50 mA (Max, INA250A2).
  • Four Available Gains:.
  • INA250A1: 200 mV/A.
  • INA250A2: 500 mV/A.
  • INA250A3: 800 mV/A.
  • INA250.

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