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INA2141U - Texas Instruments

Description: Dual, Low Power, G = 10, 100 Instrumentation Amplifier

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INA2141U - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G16)
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INA2141U - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G16)
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INA2141U Details

  • Manufacturer Part Number:

    INA2141U

  • 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:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.005 µA

  • Bandwidth (3dB)-Nom:

    1 MHz

  • Bias Current-Max (IIB) @25C:

    0.005 µA

  • Common-mode Reject Ratio-Min:

    97 dB

  • Input Offset Current-Max (IIO):

    0.005 µA

  • Input Offset Voltage-Max:

    50 µV

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    3

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.002%

  • Number of Functions:

    2

  • 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,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Slew Rate-Nom:

    4 V/us

  • Subcategory:

    Instrumentation Amplifier

  • Supply Current-Max:

    1.3 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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:

    100

  • Voltage Gain-Min:

    10

  • Voltage Gain-Nom:

    10

  • Width:

    7.5 mm

INA2141U Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is ±40V, but it's recommended to keep it within ±20V for optimal performance.
  • The gain setting depends on the specific application and the desired output voltage range. A good starting point is to use the gain setting formula provided in the datasheet, and then adjust it based on the actual output voltage and desired accuracy.
  • The input impedance of the INA2141U is high, typically around 10GΩ. However, if the source impedance is high, it can affect the accuracy and bandwidth of the device. It's recommended to keep the source impedance as low as possible, ideally below 1kΩ.
  • The INA2141U has a built-in filter, but additional filtering may be necessary depending on the application. A good approach is to use a combination of passive and active filtering techniques, such as RC filters and op-amp based filters, to achieve the desired noise reduction.
  • A good layout and PCB design is crucial for optimal performance. Keep the input and output traces separate, use a solid ground plane, and minimize the distance between the INA2141U and the input/output connectors. Also, use a low-ESR capacitor for the power supply decoupling.

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INA2141U 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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