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OPA1641AIDR - Texas Instruments

Description: Single Sound-Plus High-Performance, JFET-Input Audio OpAmps

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OPA1641AIDR - Texas Instruments - PCB symbol
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PCB Footprints
OPA1641AIDR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A SOIC
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OPA1641AIDR - Texas Instruments - 3D model - Small Outline Packages - D0008A SOIC
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OPA1641AIDR Details

  • Manufacturer Part Number:

    OPA1641AIDR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • 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):

    0.00002 µA

  • Bias Current-Max (IIB) @25C:

    0.00002 µA

  • Common-mode Reject Ratio-Min:

    120 dB

  • Common-mode Reject Ratio-Nom:

    126 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.00002 µA

  • Input Offset Voltage-Max:

    3500 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -18 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    20 V/us

  • Supply Current-Max:

    2.3 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    18 V

  • Surface Mount:

    YES

  • Technology:

    JFET

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Unity Gain BW-Nom:

    11000

  • Voltage Gain-Min:

    501000

  • Wideband:

    NO

  • Width:

    3.9 mm

OPA1641AIDR Frequently Asked Questions (FAQs)

  • A good PCB layout for OPA1641AIDR 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.
  • The choice of gain resistors depends on the desired gain and bandwidth. A good starting point is to use the gain resistor values recommended in the datasheet. For custom gains, use the gain equation provided in the datasheet and choose resistors with 1% tolerance or better.
  • The maximum power dissipation of OPA1641AIDR is dependent on the ambient temperature and the thermal resistance of the package. For the SOIC package, the maximum power dissipation is approximately 1.4W at 25°C ambient temperature.
  • Yes, OPA1641AIDR is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. Ensure that the device is properly heatsinked and follow the recommended thermal design guidelines.
  • Use a combination of shielding, filtering, and layout techniques to minimize EMI. Add ferrite beads or chokes to the power supply lines, use a common-mode filter, and keep the circuit layout compact and symmetrical.

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OPA1641AIDR 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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