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INA129UA/2K5G4 - Texas Instruments

Description: Instrumentation Amplifiers Precision Low Power Instrumentation Amp

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INA129UA/2K5G4 Details

  • Manufacturer Part Number:

    INA129UA/2K5G4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.01 µA

  • Bandwidth (3dB)-Nom:

    1.3 MHz

  • Bias Current-Max (IIB) @25C:

    0.005 µA

  • Common-mode Reject Ratio-Min:

    120 dB

  • Input Offset Current-Max (IIO):

    0.01 µA

  • Input Offset Voltage-Max:

    50 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:

    0.004%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °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:

    4 V/us

  • Subcategory:

    Instrumentation Amplifier

  • Supply Current-Max:

    0.75 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • 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):

    NOT SPECIFIED

  • Voltage Gain-Max:

    10000

  • Voltage Gain-Min:

    1

  • Voltage Gain-Nom:

    10

  • Width:

    3.9 mm

INA129UA/2K5G4 Frequently Asked Questions (FAQs)

  • The INA129 can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV to ensure accurate measurements and to prevent damage to the device.
  • The gain of the INA129 is determined by the ratio of the resistors Rg and Rf. The gain can be calculated using the formula: Gain = (Rf / Rg) + 1. For example, if Rf = 1kΩ and Rg = 200Ω, the gain would be (1kΩ / 200Ω) + 1 = 6.
  • The REF pin is used to set the reference voltage for the output of the INA129. It can be connected to a voltage reference or to a fixed voltage source to set the output voltage range. The REF pin can also be left unconnected, in which case the output voltage range will be centered around 0V.
  • To reduce noise and interference in your INA129 circuit, use proper layout and grounding techniques, such as separating analog and digital grounds, using a ground plane, and keeping the input and output traces short and away from noise sources. Additionally, consider using a low-pass filter or a ferrite bead to filter out high-frequency noise.
  • Yes, the INA129 can be used to measure AC signals, but it's recommended to use a DC-blocking capacitor in series with the input signal to prevent DC offset and to ensure accurate measurements.

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INA129UA/2K5G4 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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