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INA2181A1IDGST - Texas Instruments

Description: Dual Channel, 26V, Bi-Directional, Low-/High-Side Voltage Output Current Sense Amp

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INA2181A1IDGST - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGS0010A
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INA2181A1IDGST Details

  • Manufacturer Part Number:

    INA2181A1IDGST

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2017-12-17

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Common Mode Voltage-Max:

    26 V

  • Common-mode Reject Ratio-Min:

    84 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    150 µV

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    2

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    2 V/us

  • Supply Current-Max:

    0.5 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    350

  • Voltage Gain-Nom:

    20

  • Wideband:

    NO

  • Width:

    3 mm

INA2181A1IDGST Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is ±40V, but it's recommended to keep it within ±20V to ensure accurate measurements and prevent damage to the device.
  • The gain of the INA2181 can be calculated using the formula: Gain = 5V / (Rgain x Iout), where Rgain is the gain resistor value and Iout is the output current. The gain resistor value can be calculated using the formula: Rgain = 5V / (Gain x Iout).
  • The REF pin is used to set the reference voltage for the internal amplifier. It can be connected to a voltage reference or a resistive divider to set the desired reference voltage. The REF pin should be decoupled with a capacitor to ensure stability.
  • The output voltage swing of the INA2181 is limited to ±4.5V. To handle this, ensure that the output is connected to a load that can handle this voltage swing, or use an external amplifier or buffer to increase the output voltage swing if needed.
  • The INA2181's accuracy is affected by temperature. The device has a specified temperature range of -40°C to 125°C, and the accuracy degrades as the temperature increases. Ensure that the device is operated within the specified temperature range for optimal accuracy.

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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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