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INA819IDR - Texas Instruments

Description: 35-μV Offset, 8-nV/√Hz noise, low-power, precision instrumentation amplifier

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INA819IDR Details

  • Manufacturer Part Number:

    INA819IDR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2018-12-16

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.002 µA

  • Bandwidth (3dB)-Nom:

    2 MHz

  • Bias Current-Max (IIB) @25C:

    0.0005 µA

  • Common-mode Reject Ratio-Min:

    110 dB

  • Input Offset Current-Max (IIO):

    0.002 µA

  • Input Offset Voltage-Max:

    35 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.905 mm

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.0015%

  • 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

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    0.9 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    0.52 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • 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):

    30

  • Voltage Gain-Max:

    10000

  • Voltage Gain-Min:

    1

  • Voltage Gain-Nom:

    10

  • Width:

    3.895 mm

INA819IDR Frequently Asked Questions (FAQs)

  • The INA819IDR can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV for optimal performance.
  • The gain of the INA819IDR can be optimized by selecting the appropriate gain resistor (RG) value. A smaller RG value results in higher gain, while a larger RG value results in lower gain. Consult the datasheet for specific gain calculations and resistor values.
  • To minimize noise and interference, place the INA819IDR close to the signal source, use a ground plane, and keep the input traces short and shielded. Avoid running digital signals near the INA819IDR's analog signals. Consult the datasheet for specific layout and placement recommendations.
  • Use a low-pass filter (LPF) or a band-pass filter (BPF) to filter out high-frequency noise and aliasing. The INA819IDR has a built-in 2.2MHz bandwidth, so a filter with a cutoff frequency below 2.2MHz can help reduce noise and aliasing.
  • The INA819IDR has a typical quiescent current of 350μA. To reduce power consumption, consider using a lower supply voltage, reducing the gain, or using a lower-power mode (e.g., shutdown mode). Consult the datasheet for specific power consumption calculations and reduction techniques.

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INA819IDR 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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Part Image INA819ID Texas Instruments

Instrumentation Amplifier, 1 Func, 35uV Offset-Max, 2MHz Band Width, PDSO8