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LP3961EMP-5.0/NOPB - Texas Instruments

Description: TEXAS INSTRUMENTS - LP3961EMP-5.0/NOPB . - Fixed LDO Voltage Regulator, 2.5V to 7V, 240mV Dropout, 5Vout, 800mAout, SOT-223-5

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PCB Footprints
LP3961EMP-5.0/NOPB - Texas Instruments PCB footprint - SOT223 (4-Pin) - SOT223 (4-Pin) - NDC0005A
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3D Models
LP3961EMP-5.0/NOPB - Texas Instruments  - 3D model - SOT223 (4-Pin) - NDC0005A
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LP3961EMP-5.0/NOPB Details

  • Manufacturer Part Number:

    LP3961EMP-5.0/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-223

  • Pin Count:

    5

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.35 V

  • Dropout Voltage1-Nom:

    0.24 V

  • Input Voltage Absolute-Max:

    7.5 V

  • Input Voltage-Max:

    7 V

  • Input Voltage-Min:

    5.35 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.004%

  • Load Regulation-Max:

    0.004%

  • 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:

    0.8 A

  • Output Voltage1-Max:

    5.15 V

  • Output Voltage1-Min:

    4.85 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223-4

  • 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

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.56 mm

LP3961EMP-5.0/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good copper pour and thermal vias to dissipate heat efficiently.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines in the datasheet. Additionally, adding a 10nF capacitor in parallel with the output capacitor can help prevent oscillations.
  • 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 prevent damage to the device.
  • While the device is rated for operation up to 125°C, it's essential to consider the derating curves and thermal management to ensure reliable operation in high-temperature environments.
  • The output voltage tolerance can be calculated using the formula: ΔVout = ±(Vout x (ΔR1/R1 + ΔR2/R2)), where ΔR1 and ΔR2 are the tolerances of the resistors. Ensure that the calculated tolerance meets your application's requirements.

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LP3961EMP-5.0/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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