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LM431AIM - Texas Instruments

Description: Voltage References 2%, 1%, or 0.5% accuracy, adjustable precision Zener shunt regulator 8-SOIC -40 to 85

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LM431AIM - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM431AIM - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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LM431AIM Details

  • Manufacturer Part Number:

    LM431AIM

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1995-01-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    OUTPUT VOLTAGE ADJUSTABLE FROM 2.5 TO 36V WITH TWO EXTERNAL RESISTORS

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e0

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.55 V

  • Output Voltage-Min:

    2.44 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    37 V

  • Supply Voltage-Min (Vsup):

    2.44 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    97 ppm/°C

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Trim/Adjustable Output:

    YES

  • Width:

    3.9 mm

LM431AIM Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the LM431AIM is -40°C to 125°C. However, it's essential to note that the device's accuracy and stability may degrade at extreme temperatures.
  • Yes, the LM431AIM can be used as a voltage reference in high-voltage applications. However, it's crucial to ensure that the device is properly biased and that the voltage across the device does not exceed the maximum rating of 36.5V.
  • To ensure stability, it's recommended to decouple the LM431AIM with a 10nF to 100nF capacitor between the Vref and GND pins. Additionally, the device should be operated within its recommended operating conditions, and the output should not be loaded with high capacitance.
  • Yes, the LM431AIM can be used as a shunt regulator. In this configuration, the device acts as a voltage-controlled current source, and the output voltage is determined by the voltage across the device. However, it's essential to ensure that the device is properly biased and that the current through the device does not exceed the maximum rating.
  • The typical output impedance of the LM431AIM is around 0.5 ohms. However, this value can vary depending on the operating conditions and the specific application.

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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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Part Image LM431AIMX/NOPB Texas Instruments

Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO8

Part Image LM431AIM/NOPB National Semiconductor Corporation

Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8

Part Image LM431AIMX National Semiconductor Corporation

Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8

Part Image LM431AIM National Semiconductor Corporation

Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8

Part Image LM431AIMX/NOPB National Semiconductor Corporation

Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO8

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