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LM2734ZQSDE/NOPB - Texas Instruments

Description: 3 to 20 V input, 1 A, high frequency automotive step-down converter with light load efficiency

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LM2734ZQSDE/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM2734ZQSDE/NOPB - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - NGG0006A-ren1
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LM2734ZQSDE/NOPB - Texas Instruments - 3D model - Small Outline No-lead - NGG0006A-ren1
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LM2734ZQSDE/NOPB Details

  • Manufacturer Part Number:

    LM2734ZQSDE/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • 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:

    20 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    S-PDSO-N6

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    18 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC6,.11,37

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3600 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LM2734ZQSDE/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general best practices for switching regulator layout, such as keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths.
  • To ensure stability, make sure to follow the recommended component values and layout guidelines, and also consider the output capacitor's ESR (Equivalent Series Resistance) and ESL (Equivalent Series Inductance) when selecting the output capacitor. Additionally, a minimum of 10uF output capacitance is recommended.
  • The maximum input voltage rating for the LM2734ZQSDE/NOPB is 15V, but it's recommended to operate within the specified input voltage range of 7V to 14V for optimal performance and reliability.
  • The LM2734ZQSDE/NOPB has an operating junction temperature range of -40°C to 125°C, but it's recommended to derate the output current and input voltage at high temperatures to ensure reliability and prevent thermal shutdown.
  • The output voltage of the LM2734ZQSDE/NOPB is set by the resistor divider network connected to the FB pin. The output voltage can be calculated using the formula: Vout = 0.8V x (1 + R1/R2), where R1 and R2 are the resistors in the divider network.

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LM2734ZQSDE/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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