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INA121UA/2K5 - Texas Instruments

Description: FET-Input, Low Power Instrumentation Amplifier

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INA121UA/2K5 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D
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INA121UA/2K5 Details

  • Manufacturer Part Number:

    INA121UA/2K5

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • 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):

    0.00005 µA

  • Bandwidth (3dB)-Nom:

    0.6 MHz

  • Bias Current-Max (IIB) @25C:

    0.00005 µA

  • Common-mode Reject Ratio-Min:

    106 dB

  • Input Offset Current-Max (IIO):

    5e-7 µA

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 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:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    0.7 V/us

  • Subcategory:

    Instrumentation Amplifier

  • Supply Current-Max:

    0.525 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • 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:

    1

  • Voltage Gain-Nom:

    10

  • Width:

    3.9 mm

INA121UA/2K5 Frequently Asked Questions (FAQs)

  • The INA121UA/2K5 can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV to ensure accurate measurements.
  • To ensure accuracy in high-temperature environments, it's essential to consider the temperature coefficient of the INA121UA/2K5, which is typically ±0.05%/°C. You can also use external temperature compensation circuits or calibration techniques to improve accuracy.
  • To minimize noise and interference, it's recommended to use a 4-layer PCB with a solid ground plane, keep the input and output traces short and separate, and use a low-ESR capacitor for power supply decoupling. Additionally, consider using a shielded enclosure and keeping the INA121UA/2K5 away from high-current carrying traces.
  • The INA121UA/2K5 is designed for low-frequency applications up to 100kHz. While it can be used for higher frequencies, its performance may degrade, and it's not recommended for high-frequency applications above 1MHz.
  • The gain error and offset voltage of the INA121UA/2K5 can be calculated using the formulas provided in the datasheet. The gain error is typically ±0.05% and the offset voltage is typically ±500μV. You can also use calibration techniques to improve accuracy.

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INA121UA/2K5 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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