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OPA2227U - Texas Instruments

Description: OPA2227U, Dual Operational Amplifier 8MHz, 8-Pin SOIC

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OPA2227U - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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OPA2227U - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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OPA2227U Details

  • Manufacturer Part Number:

    OPA2227U

  • 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):

    0.01 µA

  • Bias Current-Max (IIB) @25C:

    0.01 µA

  • Common-mode Reject Ratio-Min:

    120 dB

  • Common-mode Reject Ratio-Nom:

    138 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.01 µA

  • Input Offset Voltage-Max:

    75 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 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:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    2.3 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    8.4 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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:

    8000

  • Voltage Gain-Min:

    3980000

  • Wideband:

    NO

  • Width:

    3.9 mm

OPA2227U Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the OPA2227U 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 in a unity-gain configuration, it's recommended to add a 10nF to 22nF capacitor in parallel with a 1kΩ to 2kΩ resistor between the output and the inverting input. This helps to reduce the phase margin and prevent oscillations.
  • To minimize noise and EMI, it's recommended to keep the input and output traces short and away from each other, use a ground plane, and avoid running sensitive traces near the power supply or other noisy signals. Additionally, decoupling capacitors should be placed close to the op-amp's power pins.
  • The OPA2227U is specified to operate from -40°C to 125°C, but it's recommended to derate the maximum junction temperature (TJ) by 1°C for every 1W of power dissipation above 25°C. This ensures reliable operation in high-temperature environments.
  • When choosing resistors for the feedback network, consider the op-amp's input impedance, output impedance, and the desired gain. A good starting point is to use 1kΩ to 10kΩ resistors, and then adjust based on the specific application requirements.

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OPA2227U 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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