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INA331IDGKT - Texas Instruments

Description: Texas Instruments INA331IDGKT Instrumentation Amplifier, 0.5mV Offset, CMMR 90dB, 3 V, 5 V, 8-Pin MSOP, R-RO

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INA331IDGKT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK  (S-PDSO-G8)
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INA331IDGKT - Texas Instruments  - 3D model - Small Outline Packages - DGK  (S-PDSO-G8)
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INA331IDGKT Details

  • Manufacturer Part Number:

    INA331IDGKT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.00001 µA

  • Bandwidth (3dB)-Nom:

    2 MHz

  • Bias Current-Max (IIB) @25C:

    0.00001 µA

  • Common-mode Reject Ratio-Min:

    90 dB

  • Input Offset Current-Max (IIO):

    0.00001 µA

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    S-PDSO-G8

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Non-linearity-Max:

    0.01%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    5 V/us

  • Supply Current-Max:

    0.6 mA

  • Supply Voltage Limit-Max:

    7.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Gain-Max:

    1000

  • Voltage Gain-Min:

    5

  • Voltage Gain-Nom:

    25

  • Width:

    3 mm

INA331IDGKT Frequently Asked Questions (FAQs)

  • The INA331IDGKT can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV for optimal performance.
  • The gain resistor (Rg) should be chosen based on the desired gain and the input voltage range. A higher gain resistor value results in higher gain, but also increases noise and offset voltage. A good starting point is to use the recommended values in the datasheet, and then adjust based on your specific application requirements.
  • The capacitor on the REF pin is used to filter out noise and provide a stable reference voltage. A 10nF to 100nF capacitor is recommended, but the exact value depends on the specific application and noise requirements.
  • To minimize noise and interference, keep the input traces as short as possible, use a ground plane, and keep the analog and digital grounds separate. Also, avoid running digital signals near the analog input traces, and use shielding or guard rings around the input traces if possible.
  • The typical current consumption of the INA331IDGKT is around 380μA, but this can vary depending on the supply voltage, gain, and output load.

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INA331IDGKT 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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