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THS4281DBVR - Texas Instruments

Description: Very Low-Power High Speed Rail-To-Rail Input/Output Voltage Feedback Operational Amplifier

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PCB Footprints
THS4281DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
THS4281DBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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THS4281DBVR Details

  • Manufacturer Part Number:

    THS4281DBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    1 µA

  • Bandwidth (3dB)-Nom:

    3.8 MHz

  • Bias Current-Max (IIB) @25C:

    0.8 µA

  • Common-mode Reject Ratio-Min:

    90 dB

  • Common-mode Reject Ratio-Nom:

    107 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.4 µA

  • Input Offset Voltage-Max:

    2500 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

  • Neg Supply Voltage Limit-Max:

    -8.25 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    35 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    0.93 mA

  • Supply Voltage Limit-Max:

    8.25 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    50000

  • Voltage Gain-Min:

    17783

  • Wideband:

    NO

  • Width:

    1.6 mm

THS4281DBVR Frequently Asked Questions (FAQs)

  • A good PCB layout for the THS4281DBVR involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended PCB layout, use a low-ESR output capacitor, and add a series resistor (Rs) in the output stage. Also, ensure that the input and output capacitors are properly bypassed to ground.
  • The THS4281DBVR can handle input voltages up to 12V, but it's recommended to limit the input voltage to 10V to ensure reliable operation and to prevent damage to the device.
  • The THS4281DBVR is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the device's performance and ensure proper thermal management to prevent overheating.
  • To troubleshoot issues with the THS4281DBVR, start by checking the power supply voltage, input and output signals, and PCB layout. Use an oscilloscope to verify the output waveform and check for signs of oscillation or instability. Consult the datasheet and application notes for guidance on troubleshooting common issues.

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THS4281DBVR 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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