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LM431CCM3 - Texas Instruments

Description: TEXAS INSTRUMENTS - LM431CCM3 - VOLTAGE REF, SHUNT, 2.5V-36V, SOT-23-3

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LM431CCM3 - Texas Instruments - PCB symbol
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PCB Footprints
LM431CCM3 - Texas Instruments PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - DBZ0003
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LM431CCM3 - Texas Instruments - 3D model - SOT23 (3-Pin) - DBZ0003
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LM431CCM3 Details

  • Manufacturer Part Number:

    LM431CCM3

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    PLASTIC, SOT-23, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • 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-G3

  • JESD-609 Code:

    e0

  • Length:

    2.92 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.51 V

  • Output Voltage-Min:

    2.485 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSOP

  • Package Equivalence Code:

    TO-236

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.12 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    97 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Trim/Adjustable Output:

    YES

  • Width:

    1.3 mm

LM431CCM3 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the LM431CCM3 is -40°C to 125°C. However, it's essential to note that the device can operate up to 150°C, but with reduced performance and accuracy.
  • To ensure stability, it's crucial to follow proper PCB layout practices, such as keeping the input and output capacitors close to the device, using a low-ESR capacitor for the output, and minimizing the loop area of the feedback network. Additionally, a 10-ohm to 100-ohm resistor in series with the output capacitor can help dampen oscillations.
  • The maximum output current of the LM431CCM3 is 15 mA. However, it's recommended to limit the output current to 10 mA or less to ensure the device operates within its specified temperature range and maintains its accuracy.
  • Yes, the LM431CCM3 can be used as a voltage reference for an ADC or DAC. Its low noise and high stability make it suitable for precision applications. However, it's essential to consider the device's temperature coefficient and output impedance when designing the reference circuit.
  • The output voltage of the LM431CCM3 can be calculated using the formula: Vout = 2.5V x (1 + R1/R2), where R1 and R2 are the resistors in the feedback network. The output voltage can be adjusted by varying the ratio of R1 to R2.

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LM431CCM3 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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LM431CCM3 Alternates

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Part Image LM431CCM3X/NOPB Texas Instruments

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Part Image LM431CCM3 National Semiconductor Corporation

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Part Image LM431CCM3/NOPB National Semiconductor Corporation

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Part Image LM431CCM3X/NOPB National Semiconductor Corporation

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Part Image LM431CCM3X National Semiconductor Corporation

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For a full list of alternate parts for LM431CCM3, check out Findchips.com