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OPA237NA - Texas Instruments

Description: TEXAS INSTRUMENTS - OPA237NA - OP AMP, SINGLESUPPLY, SMD, SOT235

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PCB Footprints
OPA237NA - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
OPA237NA - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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OPA237NA Details

  • Manufacturer Part Number:

    OPA237NA

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    PLASTIC, SOT-23, 5 PIN

  • Pin Count:

    5

  • 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):

    0.04 µA

  • Bias Current-Max (IIB) @25C:

    0.04 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    90 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    950 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °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

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    0.5 V/us

  • Supply Current-Max:

    0.35 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    1500

  • Voltage Gain-Min:

    10000

  • Wideband:

    NO

  • Width:

    1.6 mm

OPA237NA Frequently Asked Questions (FAQs)

  • TI recommends a star-ground layout, with the op-amp's ground pin connected to a central ground point. Keep the input and output traces short and away from each other, and use a thermal relief pattern for the thermal pad.
  • The thermal pad should be connected to a copper plane on the PCB to dissipate heat. Use a thermal interface material (TIM) to fill the gap between the pad and the PCB. Ensure the PCB is designed to handle the thermal conductivity of the TIM.
  • The OPA237NA can drive up to 1nF of capacitive load. Exceeding this limit may cause oscillations or instability. Use a series resistor to limit the capacitive load if necessary.
  • Yes, but be aware that the OPA237NA has a limited bandwidth in unity-gain configuration. The gain-bandwidth product is 4MHz, so the bandwidth will be limited to around 4MHz at unity gain. Use a non-inverting amplifier configuration instead if possible.
  • Ensure the op-amp is operated within its recommended supply voltage range and that the input and output impedances are within the recommended ranges. Use a compensation capacitor if necessary, and avoid high-gain configurations or high-frequency applications.

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OPA237NA 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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