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TL431BQDBZRQ1 - Texas Instruments

Description: Automotive adjustable precision shunt regulator (pin layout: KRA)

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PCB Footprints
TL431BQDBZRQ1 - Texas Instruments PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - DBZ0003A
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3D Models
TL431BQDBZRQ1 - Texas Instruments  - 3D model - SOT23 (3-Pin) - DBZ0003A
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TL431BQDBZRQ1 Details

  • Manufacturer Part Number:

    TL431BQDBZRQ1

  • 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:

    e4

  • 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:

    TSSOP

  • Package Equivalence Code:

    TO-236

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.12 mm

  • Supply Voltage-Max (Vsup):

    36 V

  • Supply Voltage-Min (Vsup):

    2.495 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    92 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • 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

TL431BQDBZRQ1 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the TL431BQDBZRQ1 is -40°C to 125°C.
  • To ensure stability and prevent oscillation, it's essential to follow proper PCB layout practices, use a low-ESR capacitor, and decouple the device with a 10nF to 100nF capacitor.
  • The maximum allowed voltage on the REF pin is 2.5V. Exceeding this voltage can damage the device.
  • Yes, the TL431BQDBZRQ1 can be used as a voltage regulator, but it's essential to follow the application notes and design guidelines provided by Texas Instruments to ensure stable operation.
  • The output voltage of the TL431BQDBZRQ1 can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the reference voltage (2.5V), R1 is the resistor connected between the output and the adjust pin, and R2 is the resistor connected between the adjust pin and ground.

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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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