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OPA1642AIDR - Texas Instruments

Description: Dual sound-plus high-performance, JFET-input audio op amps

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OPA1642AIDR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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OPA1642AIDR Details

  • Manufacturer Part Number:

    OPA1642AIDR

  • 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:

    2

  • 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:

    4.6 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

OPA1642AIDR Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the OPA1642AIDR is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.
  • To ensure stability, it's recommended to use a gain resistor (RG) between 1kΩ to 10kΩ, and a feedback capacitor (CF) between 10pF to 100pF. Additionally, the layout should be designed to minimize parasitic capacitance and inductance.
  • The recommended input common-mode voltage range for the OPA1642AIDR is between VCC-1.5V and VCC-0.5V. Operating outside this range may affect the amplifier's performance and stability.
  • Yes, the OPA1642AIDR can be used in a single-supply configuration. However, the input common-mode voltage range should be adjusted accordingly, and the output voltage swing may be limited.
  • To reduce noise and distortion, use a low-noise power supply, minimize the input impedance, and use a low-capacitance layout. Additionally, consider using a noise-reducing capacitor (e.g., 10nF to 100nF) between the inverting input and ground.

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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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Operational Amplifier, 2 Func, 3500uV Offset-Max, JFET, PDSO8