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OPA345NA/250 - Texas Instruments

Description: Single 3MHz, single-supply, rail-to-rail operational amplifiers MicroAmplifier™ series

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OPA345NA/250 - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - OPA345NA/250
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3D Models
OPA345NA/250 - Texas Instruments  - 3D model - SOT23 (5-Pin) - OPA345NA/250
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OPA345NA/250 Details

  • Manufacturer Part Number:

    OPA345NA/250

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.00001 µA

  • Bias Current-Max (IIB) @25C:

    0.000001 µA

  • Common-mode Reject Ratio-Min:

    76 dB

  • Common-mode Reject Ratio-Nom:

    92 dB

  • Frequency Compensation:

    YES (AVCL>=5)

  • Input Offset Current-Max (IIO):

    0.00001 µA

  • Input Offset Voltage-Max:

    1000 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:

    85 °C

  • Operating Temperature-Min:

    -40 °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:

    2 V/us

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage Limit-Max:

    7.5 V

  • Supply Voltage-Nom (Vsup):

    5.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    3000

  • Voltage Gain-Min:

    31600

  • Wideband:

    NO

  • Width:

    1.6 mm

OPA345NA/250 Frequently Asked Questions (FAQs)

  • The maximum power dissipation of OPA345NA/250 is 670mW. However, it's recommended to keep the junction temperature below 150°C to ensure reliability.
  • To ensure stability, it's recommended to use a gain resistor (Rg) between 1kΩ to 10kΩ, and a feedback capacitor (Cf) between 2pF to 10pF. Additionally, the layout should be designed to minimize parasitic capacitance and inductance.
  • A star-grounding technique is recommended, where the analog and digital grounds are separated and connected at a single point. The op-amp should be placed close to the signal source, and the input traces should be kept short and shielded.
  • While OPA345NA/250 is rated for operation up to 125°C, it's recommended to derate the power dissipation and ensure proper heat sinking to prevent thermal runaway. Consult the datasheet and application notes for more information.
  • Use a shielded enclosure, keep the op-amp and signal traces away from noise sources, and use a common-mode choke or ferrite bead to filter out high-frequency noise. Additionally, consider using a low-pass filter or EMI filter in the signal path.

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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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