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INA155UG4 - Texas Instruments

Description: TEXAS INSTRUMENTS - INA155UG4 - Instrument Amplifier, 1 Amplifier, 200 µV, 6.5 V/µs, 550 kHz, 2.7V to 5.5V, SOIC

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INA155UG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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INA155UG4 - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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INA155UG4 Details

  • Manufacturer Part Number:

    INA155UG4

  • 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):

    0.00001 µA

  • Bandwidth (3dB)-Nom:

    0.55 MHz

  • Bias Current-Max (IIB) @25C:

    0.00001 µA

  • Common-mode Reject Ratio-Min:

    92 dB

  • Input Offset Current-Max (IIO):

    0.00001 µA

  • Input Offset Voltage-Max:

    1000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Non-linearity-Max:

    0.015%

  • 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:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    6.5 V/us

  • Supply Current-Max:

    2.8 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 (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:

    50

  • Voltage Gain-Min:

    10

  • Voltage Gain-Nom:

    10

  • Width:

    3.9 mm

INA155UG4 Frequently Asked Questions (FAQs)

  • The INA155UG4 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 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 the noise and offset voltage. TI provides a gain resistor calculator tool to help with the selection.
  • The INA155UG4's performance is affected by temperature, with changes in offset voltage, gain, and noise. The device is specified to operate from -40°C to 125°C, and the datasheet provides temperature-related specifications and graphs to help with design considerations.
  • To minimize noise and interference, keep the input traces as short as possible, use a ground plane, and separate the analog and digital sections of the board. Also, avoid running digital signals near the analog input traces, and use shielding or guard rings around the input signals.
  • Yes, the INA155UG4 can be used in a single-supply application, but the input common-mode voltage range is limited to VCC - 1.5V to VCC + 0.5V. This means that the input signal should be biased to a voltage within this range to ensure proper operation.

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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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