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OPA2228UA - Texas Instruments

Description: Dual, wide bandwidth, high precision, low noise operational amplifiers

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OPA2228UA - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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OPA2228UA - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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OPA2228UA Details

  • Manufacturer Part Number:

    OPA2228UA

  • 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 (AVCL>=5)

  • 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:

    11 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    7.6 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:

    33000

  • Voltage Gain-Min:

    3980000

  • Wideband:

    NO

  • Width:

    3.9 mm

OPA2228UA Frequently Asked Questions (FAQs)

  • A good PCB layout for the OPA2228UA involves keeping the input and output traces short and away from noise sources, using a solid ground plane, and decoupling the power supply with 0.1uF and 10uF capacitors.
  • The OPA2228UA has internal ESD protection, but it's still recommended to use external ESD protection devices, such as TVS diodes, to protect the device from electrostatic discharge.
  • The maximum power dissipation for the OPA2228UA is 1.4W, which is calculated based on the maximum junction temperature (150°C) and the thermal resistance (θJA) of the package.
  • The OPA2228UA is rated for operation from -40°C to 125°C, but the device's performance may degrade at high temperatures. It's recommended to derate the power dissipation and ensure good thermal management to prevent overheating.
  • The choice of gain resistors depends on the desired gain and bandwidth of the amplifier. A good starting point is to use 1% or 0.1% tolerance resistors with a value between 1kΩ and 100kΩ, and to follow the recommended gain resistor ratio in the datasheet.

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OPA2228UA 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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