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INA281B4IDBVR - Texas Instruments

Description: SP Amp Current Sense Amp Single 20V 5-Pin SOT-23 T/R

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PCB Footprints
INA281B4IDBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A  HEIGHT 1.45
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INA281B4IDBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A  HEIGHT 1.45
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INA281B4IDBVR Details

  • Manufacturer Part Number:

    INA281B4IDBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • 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:

    200 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:

    900

  • Voltage Gain-Nom:

    200

  • Wideband:

    NO

  • Width:

    1.6 mm

INA281B4IDBVR Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is 26.4V, which is the absolute maximum rating. However, for normal operation, the recommended maximum input voltage is 24V.
  • The gain error can be calculated using the formula: Gain Error (%) = (Vout/Vin - Gain) / Gain * 100, where Vout is the output voltage, Vin is the input voltage, and Gain is the specified gain of the device (e.g. 100V/V for the INA281B4IDBVR).
  • The INA281B4IDBVR has a specified temperature range of -40°C to 125°C. Over this range, the device's accuracy may vary due to temperature-dependent drift of the internal components. The datasheet provides graphs and tables to help estimate the temperature-related errors.
  • The INA281B4IDBVR has a bandwidth of 1.5MHz, making it suitable for applications up to several hundred kHz. However, for high-frequency applications above 1MHz, a different device may be more suitable. It's essential to evaluate the device's frequency response and noise performance for the specific application.
  • To minimize noise and interference, follow good PCB layout practices such as separating analog and digital signals, using ground planes, and keeping sensitive traces short and away from noise sources. Additionally, consider using shielding, filtering, and decoupling capacitors to reduce electromagnetic interference (EMI).

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INA281B4IDBVR 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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