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INA2181A2QDGSRQ1 - Texas Instruments

Description: AEC-Q100, Dual Channel, 26V, Bi-Directional, Low-/High-Side, Voltage Output Current Sense Amp

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INA2181A2QDGSRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGS (S-PDSO-G10)
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INA2181A2QDGSRQ1 Details

  • Manufacturer Part Number:

    INA2181A2QDGSRQ1

  • 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:

    2018-05-20

  • 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:

    YES

  • Micropower:

    NO

  • 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

  • Screening Level:

    AEC-Q100

  • 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:

    210

  • Voltage Gain-Nom:

    50

  • Wideband:

    NO

  • Width:

    3 mm

INA2181A2QDGSRQ1 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 the supply voltage range to ensure accurate measurements.
  • The gain of the amplifier 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 amplifier. It can be connected to a voltage reference or a resistive divider to set the desired reference voltage. The REF pin is internally connected to the amplifier's input stage, and it affects the output voltage of the amplifier.
  • The output voltage swing of the amplifier is limited by the supply voltage and the output current. To ensure accurate measurements, it's recommended to keep the output voltage swing within the supply voltage range. If the output voltage swing exceeds the supply voltage range, consider using an output voltage clamp or a voltage limiter to prevent damage to the amplifier.
  • Temperature affects the amplifier's performance, particularly the offset voltage and gain. The INA2181A2QDGSRQ1 has a specified temperature range of -40°C to 125°C. It's recommended to consider the temperature coefficient of the amplifier when designing the circuit, especially in high-temperature applications.

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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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