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LP5951MFX-2.5/NOPB - Texas Instruments

Description: Micropower 150mA Low-Dropout (LDO) CMOS Voltage Regulator

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LP5951MFX-2.5/NOPB - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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LP5951MFX-2.5/NOPB - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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LP5951MFX-2.5/NOPB Details

  • Manufacturer Part Number:

    LP5951MFX-2.5/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.25 V

  • Dropout Voltage1-Nom:

    0.2 V

  • Input Voltage Absolute-Max:

    6.5 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.8 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.92 mm

  • Line Regulation-Max:

    0.00925%

  • Load Regulation-Max:

    0.03725%

  • Moisture Sensitivity Level:

    1

  • 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:

    0.15 A

  • Output Voltage1-Max:

    2.55 V

  • Output Voltage1-Min:

    2.45 V

  • Output Voltage1-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.953 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    3.5%

  • Width:

    1.6 mm

LP5951MFX-2.5/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer to improve thermal performance. Additionally, it's recommended to use a thermal relief pattern on the pads to reduce thermal resistance.
  • To ensure stable output voltage regulation, it's essential to follow the recommended capacitor selection and placement guidelines in the datasheet. Additionally, the input capacitor should be placed close to the VIN pin, and the output capacitor should be placed close to the VOUT pin.
  • Although the datasheet specifies a maximum input voltage of 5.5V, it's recommended to limit the input voltage to 5V to ensure reliable operation and prevent damage to the device.
  • The LP5951MFX-2.5/NOPB is rated for operation up to 125°C, but it's essential to consider the thermal derating curves in the datasheet to ensure reliable operation at high temperatures. Additionally, it's recommended to use a heat sink or thermal interface material to improve thermal performance.
  • To troubleshoot output voltage errors or instability, check the input voltage, output capacitor selection, and PCB layout. Ensure that the input voltage is within the recommended range, and the output capacitor is properly selected and placed. Also, verify that the PCB layout follows the recommended guidelines in the datasheet.

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LP5951MFX-2.5/NOPB Overview

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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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