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TL431CDBVRE4 - Texas Instruments

Description: TEXAS INSTRUMENTS - TL431CDBVRE4 - Voltage Reference, Precision, Shunt - Adjustable, TL431 Series, 2.495V to 36V, SOT-23-5

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Symbol
TL431CDBVRE4 - Texas Instruments - PCB symbol
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PCB Footprints
TL431CDBVRE4 - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
TL431CDBVRE4 - Texas Instruments - 3D model - SOT23 (5-Pin) - DBV0005A
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TL431CDBVRE4 Details

  • Manufacturer Part Number:

    TL431CDBVRE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 5 PIN

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    OUTPUT VOLTAGE ADJUSTABLE FROM 2.495V TO 36V

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.55 V

  • Output Voltage-Min:

    2.44 V

  • Output Voltage-Nom:

    2.495 V

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    143.143 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Trim/Adjustable Output:

    YES

  • Width:

    1.6 mm

TL431CDBVRE4 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the TL431CDBVRE4 is -40°C to 125°C. However, it's essential to note that the device's accuracy and stability may degrade at extreme temperatures.
  • To ensure stability, follow proper PCB layout guidelines, use a low-ESR capacitor (e.g., ceramic or film capacitor) for the reference pin, and avoid long traces or wires that can introduce noise and oscillations. Additionally, decouple the power supply pins with a 10nF to 100nF capacitor.
  • The maximum allowed voltage on the cathode (K) pin is 36V. Exceeding this voltage can damage the device. Ensure that the voltage on the K pin is within the recommended operating range to maintain device reliability.
  • While the TL431CDBVRE4 is primarily a voltage reference, it can be used as a simple voltage regulator in certain applications. However, it's essential to note that it's not designed for high-current or high-power applications. For more complex voltage regulation requirements, consider using a dedicated voltage regulator IC.
  • The output voltage of the TL431CDBVRE4 is determined by the resistor divider network connected to the reference pin. Use the formula: Vout = 2.5V x (R1 + R2) / R2, where R1 and R2 are the resistors in the divider network.

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TL431CDBVRE4 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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