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TL431IDG - onsemi

Description: Obsolete - Voltage Reference, Programmable Precision, Shunt Regulator

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TL431IDG - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-8 NB CAST 751-07
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TL431IDG - onsemi  - 3D model - Small Outline Packages - SOIC-8 NB CAST 751-07
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TL431IDG Details

  • Manufacturer Part Number:

    TL431IDG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC-8 Narrow Body

  • Pin Count:

    8

  • Manufacturer Package Code:

    751-07

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    OUTPUT VOLTAGE PROGRAMMABLE FROM 2.495V TO 36V

  • Analog IC - Other Type:

    TWO TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    2.58 V

  • Output Voltage-Min:

    2.41 V

  • Output Voltage-Nom:

    2.495 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    36 V

  • Supply Voltage-Min (Vsup):

    2.495 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    96.192 ppm/°C

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    40

  • Trim/Adjustable Output:

    YES

  • Width:

    3.9 mm

TL431IDG Frequently Asked Questions (FAQs)

  • The TL431IDG can operate from -40°C to 125°C, making it suitable for a wide range of applications.
  • To ensure stability, it's essential to decouple the input pin (Vref) with a capacitor (typically 10nF to 100nF) and use a low-ESR capacitor (e.g., ceramic or film capacitor) to minimize noise and oscillations.
  • Keep the TL431IDG away from high-current paths and noisy areas on the PCB. Use a ground plane under the device, and keep the input and output pins as short as possible. Avoid using long traces and vias, and use a solid ground connection to minimize noise and radiation.
  • While the TL431IDG is primarily a voltage reference, it can be used as a simple voltage regulator in some applications. However, it's essential to ensure the output current is within the device's rating (typically up to 15mA) and that the input voltage is within the recommended range.
  • The output voltage of the TL431IDG is determined by the ratio of the resistors in the feedback network. Use the formula: Vout = Vref * (R1 + R2) / R2, where Vref is the internal reference voltage (2.5V) and R1 and R2 are the feedback resistors.

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TL431IDG Overview

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TL431IDG Alternates

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Image Part Number Model
Part Image TL431IDR Rochester Electronics LLC

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

Part Image TL431CDG4 Texas Instruments

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

Part Image TL431CDR2 onsemi

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

Part Image TL431IDR2 onsemi

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

Part Image TL431IDR2 Rochester Electronics LLC

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

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