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LM20125MHE/NOPB - Texas Instruments

Description: 2.95-5.5V, 5A, Current Mode Synchronous Buck Regulator with Optional Automotive Grade

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LM20125MHE/NOPB - Texas Instruments - PCB symbol
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LM20125MHE/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0016A _ 2021
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LM20125MHE/NOPB - Texas Instruments - 3D model - Small Outline Packages - PWP0016A _ 2021
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LM20125MHE/NOPB Details

  • Manufacturer Part Number:

    LM20125MHE/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO HAS ADJUSTABLE OUTPUT VOLTAGE DOWN TO 0.8V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.95 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5 A

  • Output Voltage-Max:

    5 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    500 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LM20125MHE/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 thermal conductivity between the device and the heat sink. A 2-layer or 4-layer PCB with a solid ground plane is recommended. Avoid placing thermal vias under the device, and ensure that the thermal pad is connected to a solid ground plane.
  • To ensure stability and prevent oscillations, ensure that the output capacitor has a low equivalent series resistance (ESR) and a high capacitance value. A minimum output capacitance of 10uF is recommended. Additionally, ensure that the feedback loop is properly compensated, and the gain of the error amplifier is set correctly.
  • A ceramic capacitor with a value of 1uF to 10uF is recommended for the input capacitor. The capacitor should have a low ESR and be rated for the maximum input voltage. A X5R or X7R dielectric is recommended for its stability over temperature.
  • To protect the device from overvoltage and undervoltage conditions, use a voltage supervisor or a reset IC to monitor the input voltage and reset the device if it falls outside the recommended operating range. Additionally, use a TVS diode or a zener diode to clamp the input voltage to a safe level.
  • A ceramic capacitor with a value of 10uF to 22uF is recommended for the output capacitor. The capacitor should have a low ESR and be rated for the maximum output voltage. A X5R or X7R dielectric is recommended for its stability over temperature.

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LM20125MHE/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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