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TL431BQDBZR - Texas Instruments

Description: 0.5% Accuracy Adjustable Precision Shunt Regulator

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TL431BQDBZR - Texas Instruments PCB footprint - Other - Other - SOT95P237X112-3N
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TL431BQDBZR - Texas Instruments  - 3D model - Other - SOT95P237X112-3N
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TL431BQDBZR Details

  • Manufacturer Part Number:

    TL431BQDBZR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    3

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G3

  • JESD-609 Code:

    e3

  • Length:

    2.92 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °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:

    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:

    92 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Trim/Adjustable Output:

    YES

  • Voltage Tolerance-Max:

    0.5%

  • Width:

    1.3 mm

TL431BQDBZR Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the TL431BQDBZR is -40°C to 125°C.
  • To ensure stability, it's recommended to use a minimum output capacitance of 10uF and a maximum equivalent series resistance (ESR) of 1 ohm. Additionally, a 1uF to 10uF bypass capacitor between the REF and ADJ pins can help improve stability.
  • The maximum allowed voltage on the REF pin is 36V. Exceeding this voltage can damage the device.
  • Yes, the TL431BQDBZR is suitable for high-temperature environments. However, the voltage reference accuracy may degrade at high temperatures. It's recommended to use a voltage reference with a tighter tolerance and a lower temperature coefficient for high-temperature applications.
  • The output voltage of the TL431BQDBZR can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the internal reference voltage (2.5V), R1 is the resistance between the OUT and ADJ pins, and R2 is the resistance between the ADJ and GND pins.

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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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