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LM2831XMF/NOPB - Texas Instruments

Description: High Frequency 1.5A Load - Step-Down DC-DC Regulator

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LM2831XMF/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM2831XMF/NOPB - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
LM2831XMF/NOPB - Texas Instruments - 3D model - SOT23 (5-Pin) - DBV0005A
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LM2831XMF/NOPB Details

  • Manufacturer Part Number:

    LM2831XMF/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

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.92 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.5 A

  • Output Voltage-Max:

    4.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.22 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.953 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.6 mm

LM2831XMF/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM2831XMF/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines, and add a 10nF capacitor between the VCC and GND pins to filter out noise. Also, ensure that the output capacitor is properly sized and placed close to the device.
  • The LM2831XMF/NOPB can handle input voltages up to 15V, but it's recommended to operate within the specified input voltage range of 4.5V to 12V for optimal performance and reliability.
  • The LM2831XMF/NOPB is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at higher temperatures to ensure reliability and prevent thermal shutdown.
  • To troubleshoot issues, check the input voltage, output voltage, and output current to ensure they are within the specified ranges. Also, verify that the PCB layout and component values meet the recommended guidelines. If issues persist, consult the datasheet and application notes for further guidance.

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LM2831XMF/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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Part Image LM2831XMF Texas Instruments

Switching Regulator, Current-mode, 2.5A, 1950kHz Switching Freq-Max, BICMOS, PDSO5