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INA281B1IDBVT - Texas Instruments

Description: Current Sense Amplifiers -4-V to 110-V, 1.3-MHz, high-precision current sense amplifier 5-SOT-23 -40 to 125

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INA281B1IDBVT - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A height 1.45
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INA281B1IDBVT - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A height 1.45
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INA281B1IDBVT Details

  • Manufacturer Part Number:

    INA281B1IDBVT

  • 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:

    2020-08-31

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    TRANSCONDUCTANCE

  • 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

INA281B1IDBVT Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins of INA281B1IDBVT is 26.5V, which is the absolute maximum rating. However, the recommended maximum voltage is 24V to ensure accurate and reliable operation.
  • The gain error of INA281B1IDBVT can be calculated using the formula: Gain Error (%) = (Vout/Vin - 1) x 100, where Vout is the output voltage and Vin is the input voltage. The gain error is typically around 0.1% to 0.5% over the operating temperature range.
  • The accuracy of INA281B1IDBVT is affected by temperature, with a typical temperature coefficient of ±50 ppm/°C. This means that the output voltage will change by ±50 ppm for every 1°C change in temperature. However, the device is designed to maintain its accuracy over the operating temperature range of -40°C to 125°C.
  • Yes, INA281B1IDBVT is designed to operate in high-temperature environments up to 125°C. However, the device's accuracy and reliability may be affected at temperatures above 100°C. It's recommended to consult the datasheet and application notes for specific guidance on using the device in high-temperature applications.
  • To minimize noise and interference when using INA281B1IDBVT, it's recommended to follow good PCB layout practices, such as keeping the input and output traces separate, using a ground plane, and placing the device close to the input signal source. Additionally, it's recommended to use shielding and filtering components, such as capacitors and resistors, to reduce electromagnetic interference (EMI).

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INA281B1IDBVT 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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