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OPA349NA/3K - Texas Instruments

Description: Texas Instruments OPA349NA/3K Op Amp, 0.07MHz CMOS, Rail to Rail, 3 V, 5 V, 5-Pin SOT-23

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PCB Footprints
OPA349NA/3K - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
OPA349NA/3K - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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OPA349NA/3K Details

  • Manufacturer Part Number:

    OPA349NA/3K

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • 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):

    0.00001 µA

  • Bias Current-Max (IIB) @25C:

    0.00001 µA

  • Common-mode Reject Ratio-Min:

    48 dB

  • Common-mode Reject Ratio-Nom:

    60 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.00001 µA

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    0.02 V/us

  • Supply Current-Max:

    0.002 mA

  • Supply Voltage Limit-Max:

    5.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Unity Gain BW-Nom:

    70

  • Voltage Gain-Min:

    1000

  • Wideband:

    NO

  • Width:

    1.6 mm

OPA349NA/3K Frequently Asked Questions (FAQs)

  • The maximum power dissipation of OPA349NA/3K 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, it's essential to follow proper PCB layout practices, use a low-ESR capacitor for decoupling, and avoid capacitive loads. Additionally, consider adding a series resistor (Rs) and a capacitor (Cc) in the feedback loop to improve stability.
  • The recommended operating voltage range for OPA349NA/3K is 2.7V to 5.5V. Operating the device outside this range may affect its performance and reliability.
  • While OPA349NA/3K can operate up to 125°C, it's essential to consider the device's thermal limitations and ensure proper heat dissipation to prevent overheating. Consult the datasheet for thermal derating information.
  • To minimize noise and EMI, use proper PCB layout techniques, such as separating analog and digital grounds, using a solid ground plane, and shielding sensitive signals. Additionally, consider using a ferrite bead or a common-mode choke to filter out high-frequency noise.

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OPA349NA/3K 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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