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INA125U - Texas Instruments

Description: INA125U, Instrumention Amplifier, 0.25mV Offset, 78dB CMRR, 5V, 16-Pin SOIC

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INA125U - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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INA125U - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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INA125U Details

  • Manufacturer Part Number:

    INA125U

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.025 µA

  • Bandwidth (3dB)-Nom:

    0.15 MHz

  • Bias Current-Max (IIB) @25C:

    0.025 µA

  • Common-mode Reject Ratio-Min:

    100 dB

  • Input Offset Current-Max (IIO):

    0.0000025 µA

  • Input Offset Voltage-Max:

    250 µV

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    3

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.004%

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    0.2 V/us

  • Supply Current-Max:

    0.525 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Gain-Max:

    10000

  • Voltage Gain-Min:

    4

  • Voltage Gain-Nom:

    10

  • Width:

    3.9 mm

INA125U Frequently Asked Questions (FAQs)

  • The INA125U can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV to ensure accurate measurements.
  • The gain resistor (Rg) determines the gain of the amplifier. A smaller Rg value results in higher gain. Use the formula Rg = 50kΩ / (Gain - 1) to calculate the required Rg value for your desired gain.
  • The REF pin is a reference input that allows you to set the output voltage of the INA125U to a specific level. You can connect a voltage source or a resistive divider to the REF pin to set the output voltage.
  • To minimize noise and interference, use a well-regulated power supply, keep the input and output traces short and away from noise sources, and use a ground plane to reduce electromagnetic interference.
  • Yes, the INA125U can be used as a differential amplifier by connecting the inputs differentially. This configuration provides high common-mode rejection and is useful for measuring small signals in noisy environments.

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INA125U Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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