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TL1431CZ - STMicroelectronics

Description: Shunt Voltage Reference IC Adjustable 2.5V 36 VV ±0.4% 100 mA TO-92-3

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TL1431CZ - STMicroelectronics - PCB symbol
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TL1431CZ - STMicroelectronics PCB footprint - Other - Other - TO-92_2026-1.01
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TL1431CZ - STMicroelectronics - 3D model - Other - TO-92_2026-1.01
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TL1431CZ Details

  • Manufacturer Part Number:

    TL1431CZ

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-92

  • Package Description:

    PLASTIC, TO-92, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Additional Feature:

    THE OUTPUT VOLTAGE MAY BE SET TO ANY VALUE BETWEEN 2.5V AND 36V WITH TWO EXTERNAL RESISTORS

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.51 V

  • Output Voltage-Min:

    2.49 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-92

  • Package Equivalence Code:

    SIP3,.1,50

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    90 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    BOTTOM

  • Trim/Adjustable Output:

    YES

TL1431CZ Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the TL1431CZ is 4.5V to 16V, although it can operate up to 18V with reduced performance.
  • To ensure stable and accurate output voltage, it's essential to use a stable input voltage, decouple the input and output pins with capacitors, and use a low-ESR output capacitor. Additionally, ensure the layout is well-designed to minimize noise and parasitic inductance.
  • The TL1431CZ can deliver up to 1A of output current, but it's recommended to limit the output current to 500mA for optimal performance and to prevent overheating.
  • To protect the TL1431CZ from overheating, ensure good thermal design, use a heat sink if necessary, and limit the output current and voltage to recommended values. Also, avoid operating the device in high-temperature environments.
  • While the TL1431CZ is primarily designed as a linear voltage regulator, it can be used in switching regulator applications with some limitations. However, it's not recommended due to its relatively high dropout voltage and limited frequency response.

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TL1431CZ Overview

Use the download button to access the TL1431CZ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like TL143, or try a keyword search, such as Voltage References

About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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Part Image TL1431CZT STMicroelectronics

Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PBCY3