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LP2957AISX/NOPB - Texas Instruments

Description: LDO Voltage Regulators 250-mA, 30-V, low-dropout voltage regulator with high accuracy & power good 5-DDPAK/TO-263 -40 to 125

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LP2957AISX/NOPB Details

  • Manufacturer Part Number:

    LP2957AISX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    D2PAK

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.8 V

  • Dropout Voltage1-Nom:

    0.47 V

  • Input Voltage Absolute-Max:

    30 V

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    6 V

  • JESD-30 Code:

    R-PSSO-G5

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Line Regulation-Max:

    0.01%

  • Load Regulation-Max:

    0.01%

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.25 A

  • Output Voltage1-Max:

    5.07 V

  • Output Voltage1-Min:

    4.93 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP5H,.6,67TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    245

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    4.83 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    1.4%

  • Width:

    8.635 mm

LP2957AISX/NOPB Frequently Asked Questions (FAQs)

  • The LP2957AISX/NOPB can handle a maximum input voltage of 30V, but it's recommended to keep the input voltage below 24V for optimal performance and reliability.
  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and a maximum ESR of 1.3 ohms. Also, keep the input and output capacitors close to the regulator to minimize parasitic inductance.
  • The LP2957AISX/NOPB is rated for operation up to 125°C, but its performance may degrade at high temperatures. Make sure to derate the output current and input voltage according to the datasheet's thermal derating curves.
  • Power dissipation (PD) can be calculated using the formula: PD = (VIN - VOUT) x IOUT. Make sure to consider the maximum junction temperature and thermal resistance when calculating the power dissipation.
  • The LP2957AISX/NOPB is not a low-dropout regulator, and it requires a minimum input-to-output voltage differential of 2V. If you need a low-dropout regulator, consider using a different part, such as the TLV703 or TLV704.

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LP2957AISX/NOPB Overview

Use the download button to access the LP2957AISX/NOPB 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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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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