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INA281A1IDBVT - Texas Instruments

Description: Current Sense Amplifiers -4 to 100-V, 1-MHz current sense amplifier

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INA281A1IDBVT - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - 5-Pin SOT-23
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INA281A1IDBVT - Texas Instruments  - 3D model - SOT23 (5-Pin) - 5-Pin SOT-23
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INA281A1IDBVT Details

  • Manufacturer Part Number:

    INA281A1IDBVT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2020-08-31

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    CURRENT-FEEDBACK

  • Average Bias Current-Max (IIB):

    30 µA

  • Bias Current-Max (IIB) @25C:

    30 µA

  • Common Mode Voltage-Max:

    110 V

  • Common-mode Reject Ratio-Min:

    120 dB

  • Common-mode Reject Ratio-Nom:

    140 dB

  • Frequency Compensation:

    NO

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • 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 Equivalence Code:

    SOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    2.5 V/us

  • Supply Current-Max:

    2.25 mA

  • Supply Voltage Limit-Max:

    22 V

  • Supply Voltage-Nom (Vsup):

    5 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:

    1300

  • Voltage Gain-Nom:

    20

  • Wideband:

    NO

  • Width:

    1.6 mm

INA281A1IDBVT Frequently Asked Questions (FAQs)

  • The INA281A1IDBVT can handle input voltages up to 36V, but it's recommended to keep the input voltage below 30V for optimal performance and to prevent damage to the device.
  • To ensure accurate current measurements, make sure to use a sense resistor with a low temperature coefficient, keep the sense resistor close to the INA281A1IDBVT, and use a low-noise power supply. Additionally, calibrate the device according to the datasheet recommendations.
  • The INA281A1IDBVT's accuracy can be affected by temperature changes. The device has a specified temperature range of -40°C to 125°C, and its accuracy may degrade at extreme temperatures. It's essential to consider temperature compensation and calibration to ensure accurate measurements.
  • The INA281A1IDBVT is designed for low-frequency current measurements (up to 1 kHz). For high-frequency measurements, you may need to consider a different device or add external filtering to remove high-frequency noise.
  • The INA281A1IDBVT has an analog output that can be connected to an analog-to-digital converter (ADC) in a microcontroller. You'll need to ensure the ADC's input range matches the INA281A1IDBVT's output range, and consider adding a buffer amplifier if necessary.

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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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