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TL431BCPWR - Texas Instruments

Description: 0.5% Accuracy Adjustable Precision Shunt Regulator

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TL431BCPWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0008A
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TL431BCPWR - Texas Instruments  - 3D model - Small Outline Packages - PW0008A
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TL431BCPWR Details

  • Manufacturer Part Number:

    TL431BCPWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, TSSOP-8

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • 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-G8

  • JESD-609 Code:

    e4

  • Length:

    4.4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.507 V

  • Output Voltage-Min:

    2.483 V

  • Output Voltage-Nom:

    2.495 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    92 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Trim/Adjustable Output:

    YES

  • Voltage Tolerance-Max:

    0.5%

  • Width:

    3 mm

TL431BCPWR Frequently Asked Questions (FAQs)

  • The TL431BCPWR can operate from -40°C to 125°C, but the accuracy and stability of the output voltage may degrade at extreme temperatures.
  • While the TL431BCPWR can handle up to 100 mA of output current, it's not suitable for high-current applications due to its limited power dissipation capability. For high-current applications, consider using a dedicated voltage regulator IC.
  • To ensure stability, use a minimum output capacitance of 10 nF, and keep the output capacitor close to the TL431BCPWR. Additionally, use a low-ESR output capacitor and avoid using long wires or traces that can introduce inductance.
  • While the TL431BCPWR has a relatively low output voltage tolerance (±1%), it's not suitable for precision voltage reference applications due to its temperature coefficient and noise sensitivity. Consider using a dedicated precision voltage reference IC for such applications.
  • The output voltage of the TL431BCPWR can be calculated using the formula: Vout = 2.5V x (1 + R1/R2), where R1 and R2 are the resistors in the external divider. However, the actual output voltage may vary due to the internal voltage reference tolerance and resistor tolerances.

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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 TL431BCPW Texas Instruments

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

Part Image TL431BCPWRG4 Texas Instruments

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