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TL031CD - Texas Instruments

Description: Enhanced JFET Low-Power Precision Operational Amplifier

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TL031CD - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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TL031CD Details

  • Manufacturer Part Number:

    TL031CD

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.0004 µA

  • Bias Current-Max (IIB) @25C:

    0.0002 µA

  • Common-mode Reject Ratio-Min:

    75 dB

  • Common-mode Reject Ratio-Nom:

    94 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.0001 µA

  • Input Offset Voltage-Max:

    1500 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Min:

    1.5 V/us

  • Slew Rate-Nom:

    2.9 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIFET

  • Temperature Grade:

    COMMERCIAL

  • 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:

    1100

  • Voltage Gain-Min:

    5000

  • Wideband:

    NO

  • Width:

    3.9 mm

TL031CD Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the TL031CD is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.
  • While the TL031CD is an op-amp, it can be used as a comparator in a pinch. However, it's not the best choice due to its relatively slow slew rate (0.5V/μs) and limited bandwidth (3MHz). A dedicated comparator like the LM339 would be a better choice.
  • To ensure stability, make sure to follow proper compensation techniques, such as adding a capacitor in parallel with the feedback resistor to reduce the gain at high frequencies. Additionally, ensure that the feedback loop has a sufficient phase margin (>45°) to prevent oscillations.
  • The input impedance of the TL031CD is typically around 2MΩ, which is relatively high. This makes it suitable for use in high-impedance applications, such as buffering high-impedance sensors or sources.
  • Yes, the TL031CD can be used in a single-supply configuration. However, the input common-mode voltage range is limited to VCC-2V to VCC+0.5V, so ensure that the input signal is within this range to maintain proper operation.

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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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