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LM34919CQSDX/NOPB - Texas Instruments

Description: Automotive 4.5-50V Wide Vin 600mA 2.6MHz Ultra-Small Constant On-Time Non-Synchronous Buck Regulator

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LM34919CQSDX/NOPB - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - DNT0012B
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LM34919CQSDX/NOPB - Texas Instruments  - 3D model - Small Outline No-lead - DNT0012B
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LM34919CQSDX/NOPB Details

  • Manufacturer Part Number:

    LM34919CQSDX/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/VOLTAGE-MODE

  • Control Technique:

    CONSTANT ON-TIME

  • Input Voltage-Max:

    50 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PDSO-N12

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.6 A

  • Output Voltage-Max:

    45 V

  • Output Voltage-Min:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC12,.16,20

  • 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:

    2600 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4 mm

LM34919CQSDX/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM34919CQSDX/NOPB is 42V, but it's recommended to keep it below 40V for reliable operation.
  • To ensure stability, it's essential to follow the recommended layout and component selection guidelines, including the use of a suitable output capacitor and a low-ESR input capacitor.
  • The maximum output current that the LM34919CQSDX/NOPB can deliver is 2A, but it's recommended to derate the output current based on the ambient temperature and the input voltage.
  • The LM34919CQSDX/NOPB has a built-in overcurrent protection feature that can be enabled by connecting a resistor between the OCSET pin and the output voltage. The value of the resistor determines the overcurrent threshold.
  • The EN (enable) pin is used to enable or disable the regulator. When the EN pin is pulled low, the regulator is disabled, and the output voltage is turned off.

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LM34919CQSDX/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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