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LMZ34202RVQT - Texas Instruments

Description: SIMPLE SWITCHER®, 4.5V to 42V, 2A Step-Down Power Module in QFN Package

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LMZ34202RVQT - Texas Instruments - PCB symbol
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PCB Footprints
LMZ34202RVQT - Texas Instruments PCB footprint - Other - Other - RVQ (S-PB3QFN-N43)
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3D Models
LMZ34202RVQT - Texas Instruments - 3D model - Other - RVQ (S-PB3QFN-N43)
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LMZ34202RVQT Details

  • Manufacturer Part Number:

    LMZ34202RVQT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2016-03-22

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    SEATED HGT-NOM, ALSO OPTS IN PFM CTRL TCHQ, ALS OPTS IN ADJ MODE FROM 2.5 TO 7.5V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    42 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    24 V

  • JESD-30 Code:

    S-PXSS-N43

  • JESD-609 Code:

    e4

  • Length:

    10 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    43

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    7.5 V

  • Output Voltage-Min:

    2.5 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QFP

  • Package Shape:

    SQUARE

  • Package Style:

    SPECIAL SHAPE

  • Peak Reflow Temperature (Cel):

    245

  • Seated Height-Max:

    4.4 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.8 mm

  • Terminal Position:

    UNSPECIFIED

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

    30

  • Width:

    10 mm

LMZ34202RVQT Frequently Asked Questions (FAQs)

  • For optimal thermal performance, it is recommended to use a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer. This helps to dissipate heat efficiently. Additionally, ensure that the thermal vias are connected to the ground plane to reduce thermal resistance.
  • To ensure a stable and accurate output voltage, it is essential to use a high-quality output capacitor with low ESR (Equivalent Series Resistance). A 10uF to 22uF ceramic capacitor is recommended. Additionally, ensure that the input voltage is within the recommended range, and the output voltage is set correctly using the feedback resistors.
  • The maximum input voltage that can be applied to the LMZ34202RVQT is 42V. Exceeding this voltage may damage the device. It is recommended to use a voltage regulator or a transient voltage suppressor to protect the device from voltage spikes or surges.
  • The output current capability of the LMZ34202RVQT can be calculated using the formula: Iout = (Vin - Vout) / Rds(on). Where Vin is the input voltage, Vout is the output voltage, and Rds(on) is the on-state resistance of the internal FET. The maximum output current is 2A.
  • The EN (Enable) pin is used to turn the device on or off. When the EN pin is pulled high (above 1.4V), the device is enabled, and when it is pulled low (below 0.4V), the device is disabled. This pin can be used to implement power sequencing or to turn the device on/off using a logic signal.

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LMZ34202RVQT 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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LMZ34202RVQT Alternates

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Part Image LMZ34202RVQR Texas Instruments

Switching Regulator, Voltage-mode, 2A, 1000kHz Switching Freq-Max, BICMOS, PXSS43