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INA331IDGKR - Texas Instruments

Description: Low-Power, Single Supply, CMOS, Instrumentation Amplifier

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INA331IDGKR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK  (S-PDSO-G8)
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INA331IDGKR - Texas Instruments  - 3D model - Small Outline Packages - DGK  (S-PDSO-G8)
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INA331IDGKR Details

  • Manufacturer Part Number:

    INA331IDGKR

  • 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

  • JESD-609 Code:

    e4

  • 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 Finish:

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

  • 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

INA331IDGKR Frequently Asked Questions (FAQs)

  • The INA331IDGKR 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.
  • The REF pin is a reference voltage input that allows you to set the output voltage of the INA331IDGKR to a specific level. This can be useful for level-shifting or creating a specific output voltage range. You can connect the REF pin to a voltage source or a voltage divider to set the desired reference voltage.
  • To minimize noise and interference, use proper PCB layout techniques, such as separating analog and digital grounds, using a solid ground plane, and keeping sensitive analog signals away from noisy digital signals. Additionally, use shielding, filtering, and decoupling capacitors as needed to reduce electromagnetic interference (EMI) and radio-frequency interference (RFI).
  • The INA331IDGKR can provide up to 10mA of output current, but it's recommended to keep the output current below 5mA for optimal performance and to prevent overheating.

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INA331IDGKR 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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