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L4931CD33-TRY - STMicroelectronics

Description: Very low drop voltage regulators with inhibit

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L4931CD33-TRY - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - ST SO-8
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L4931CD33-TRY Details

  • Manufacturer Part Number:

    L4931CD33-TRY

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Country Of Origin:

    Mainland China, Morocco

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.82 V

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    20 V

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    4.1 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Line Regulation-Max:

    0.02%

  • Load Regulation-Max:

    0.038%

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -25 °C

  • Output Current1-Max:

    0.25 A

  • Output Voltage1-Max:

    3.432 V

  • Output Voltage1-Min:

    3.168 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Voltage Tolerance-Max:

    4%

  • Width:

    3.9 mm

L4931CD33-TRY Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance would be to have a large copper area connected to the thermal pad (exposed pad) of the L4931CD33-TRY. This copper area should be connected to a solid ground plane to dissipate heat efficiently.
  • To ensure a stable and regulated output voltage, make sure to decouple the input and output pins with suitable capacitors, and use a stable input voltage source. Also, ensure that the output capacitor is of sufficient value and type to maintain regulation.
  • Although the datasheet specifies a maximum input voltage of 15V, it's recommended to limit the input voltage to 12V to ensure reliable operation and to prevent overheating.
  • While the L4931CD33-TRY can operate up to 125°C, it's essential to consider the derating of the output current and power dissipation at higher temperatures. Consult the datasheet for specific derating curves and ensure proper thermal management.
  • To protect the L4931CD33-TRY from input voltage surges and spikes, consider adding a TVS (Transient Voltage Suppressor) diode or a voltage clamp circuit at the input. This will help absorb or clamp voltage transients and prevent damage to the regulator.

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L4931CD33-TRY Overview

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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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