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INA2181A3IDGSR - Texas Instruments

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

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INA2181A3IDGSR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGS0010A height 1.1
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INA2181A3IDGSR - Texas Instruments  - 3D model - Small Outline Packages - DGS0010A height 1.1
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INA2181A3IDGSR Details

  • Manufacturer Part Number:

    INA2181A3IDGSR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2017-12-17

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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:

    e4

  • 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:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    150

  • Voltage Gain-Nom:

    100

  • Wideband:

    NO

  • Width:

    3 mm

INA2181A3IDGSR 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 for optimal performance and to prevent damage to the device.
  • The gain of the amplifier can be calculated using the formula: Gain = (R2/R1) x (1 + (Rgain/Rf)). R1, R2, Rgain, and Rf are the resistors connected to the amplifier pins. The gain can be adjusted by changing the values of these resistors.
  • The REF pin is used to set the reference voltage for the amplifier. It can be connected to a voltage source or a voltage divider to set the output voltage of the amplifier. The REF pin can also be used to offset the output voltage of the amplifier.
  • To reduce noise and oscillations, it's recommended to use a low-pass filter at the input, keep the input and output traces short and away from noise sources, and use a decoupling capacitor at the power supply pins. Additionally, the layout of the PCB should be designed to minimize electromagnetic interference (EMI).
  • The maximum current that the amplifier can drive is ±50mA. However, it's recommended to keep the output current below ±20mA to ensure stable operation and to prevent overheating.

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INA2181A3IDGSR 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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