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OPA2251UA/2K5 - Texas Instruments

Description: Dual, 15V single-supply, micro power operational amplifiers

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OPA2251UA/2K5 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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OPA2251UA/2K5 - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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OPA2251UA/2K5 Details

  • Manufacturer Part Number:

    OPA2251UA/2K5

  • 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):

    0.025 µA

  • Bias Current-Max (IIB) @25C:

    0.02 µA

  • Common-mode Reject Ratio-Min:

    100 dB

  • Common-mode Reject Ratio-Nom:

    124 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.002 µA

  • Input Offset Voltage-Max:

    250 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    3

  • 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:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    0.01 V/us

  • Supply Current-Max:

    0.076 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:

    35

  • Voltage Gain-Min:

    100000

  • Wideband:

    NO

  • Width:

    3.9 mm

OPA2251UA/2K5 Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the OPA2251UA/2K5 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 capacitor (typically 10-22pF) between the output and the inverting input pins to compensate for the internal pole. Additionally, ensure that the layout is well-designed to minimize parasitic capacitance and inductance.
  • The recommended input impedance for the OPA2251UA/2K5 is 1kΩ or higher to ensure optimal performance and minimize input bias current effects.
  • While the OPA2251UA/2K5 can be used as a comparator, it's not recommended due to its relatively slow slew rate (0.5V/μs) and limited output current (±20mA). A dedicated comparator IC would be a better choice for most applications.
  • The OPA2251UA/2K5 has internal ESD protection, but it's still recommended to follow proper PCB design and handling practices to prevent ESD damage. Use ESD-protective packaging, handle the device by the body or pins, and avoid touching the pins or leads.

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OPA2251UA/2K5 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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