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LMZ31704RVQR - Texas Instruments

Description: 2.95V to 17V, 4A Step-Down Power Module with Current Sharing in 10x10x4.3mm QFN Package

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LMZ31704RVQR - Texas Instruments PCB footprint - Other - Other - LMZ31704RVQR-2
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LMZ31704RVQR Details

  • Manufacturer Part Number:

    LMZ31704RVQR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Mainland China, Mexico, Philippines, Taiwan

  • 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 SKIP MODE

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    2.95 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-XQCC-N42

  • JESD-609 Code:

    e4

  • Length:

    10 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    42

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.6 V

  • Output Voltage-Nom:

    1.8 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC42,.4SQ,32

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    245

  • Seated Height-Max:

    4.4 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1200 kHz

  • Technology:

    HYBRID

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.82 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    10 mm

LMZ31704RVQR Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, using thick copper traces for heat dissipation, and keeping the device away from other heat sources.
  • To ensure a stable and accurate output voltage, make sure to use a stable input voltage, choose the correct output voltage setting resistors, and minimize noise and ripple on the input and output lines.
  • The maximum input voltage that can be applied to the LMZ31704RVQR is 18V, but it's recommended to keep the input voltage below 15V for optimal performance and reliability.
  • Yes, the LMZ31704RVQR is rated for operation up to 125°C, but it's essential to ensure proper heat dissipation and thermal management to prevent overheating and ensure reliable operation.
  • To protect the device from overcurrent and short-circuit conditions, use a fuse or a current-limiting resistor in series with the input, and consider adding overvoltage protection and undervoltage lockout circuits.

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LMZ31704RVQR 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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