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INA197AIDBVR - Texas Instruments

Description: Current & Power Monitors & Regulators Vltg Out Hi-Sd Msmnt Current Shunt Mntr

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PCB Footprints
INA197AIDBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SOT-23-5
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INA197AIDBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - SOT-23-5
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INA197AIDBVR Details

  • Manufacturer Part Number:

    INA197AIDBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China, Malaysia, Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    16 µA

  • Common Mode Voltage-Max:

    80 V

  • Common-mode Reject Ratio-Min:

    100 dB

  • Common-mode Reject Ratio-Nom:

    94 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    2000 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    1 V/us

  • Supply Current-Max:

    0.95 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    300

  • Voltage Gain-Nom:

    50

  • Wideband:

    NO

  • Width:

    1.6 mm

INA197AIDBVR Frequently Asked Questions (FAQs)

  • The INA197 can handle input voltages up to 80V, but it's recommended to limit the input voltage to 60V to ensure accurate measurements.
  • The gain resistor (Rg) should be chosen based on the desired gain and the input voltage range. A smaller Rg value results in higher gain, but may also increase noise. A larger Rg value results in lower gain, but may also reduce noise. Consult the datasheet for a gain resistor selection table.
  • The CAP pin is used to filter out high-frequency noise and oscillations. A capacitor (typically 10nF to 100nF) should be connected between the CAP pin and GND to filter out noise and ensure stable operation.
  • To ensure accurate current measurements, ensure that the sense resistor (Rs) is accurately valued, the input voltage is within the recommended range, and the gain resistor (Rg) is correctly chosen. Also, ensure that the PCB layout is designed to minimize noise and electromagnetic interference (EMI).
  • Yes, you can use a shunt resistor instead of a sense resistor. However, keep in mind that the shunt resistor will introduce additional power loss and heat, and may require additional cooling. Consult the datasheet for more information on using shunt resistors with the INA197.

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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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