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OPA656UB - Texas Instruments

Description: Wideband, Unity Gain Stable FET-Input Operational Amplifier

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OPA656UB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G8)
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OPA656UB - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G8)
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OPA656UB Details

  • Manufacturer Part Number:

    OPA656UB

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • 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):

    0.00125 µA

  • Bias Current-Max (IIB) @25C:

    0.000005 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    86 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    600 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:

    3

  • Neg Supply Voltage Limit-Max:

    -6.5 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 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 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:

    290 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    16 mA

  • Supply Voltage Limit-Max:

    6.5 V

  • Supply Voltage-Nom (Vsup):

    5 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:

    230000000

  • Voltage Gain-Min:

    794.3

  • Wideband:

    YES

  • Width:

    3.9 mm

OPA656UB Frequently Asked Questions (FAQs)

  • TI recommends using a 0.1uF ceramic capacitor in parallel with a 10uF tantalum capacitor for power supply decoupling to ensure stability and noise reduction.
  • To optimize the OPA656UB for high-frequency applications, use a low-ESR capacitor (e.g., 1nF) in parallel with a 10Ω resistor in the feedback loop to reduce ringing and oscillations.
  • The OPA656UB can drive up to 1nF of capacitive load without oscillating, but it's recommended to use a series resistor (e.g., 100Ω) to ensure stability.
  • Yes, the OPA656UB can be used as a unity-gain buffer, but it's essential to ensure that the input impedance is high enough to prevent loading the input signal.
  • To reduce noise, use a low-noise power supply, keep the circuit layout compact, and use shielding or guard rings to minimize electromagnetic interference.

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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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