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LM53635NQRNLTQ1 - Texas Instruments

Description: Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3.5A 22-PowerVFQFN -40°C ~ 150°C 22-PowerVFQFN

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PCB Footprints
LM53635NQRNLTQ1 - Texas Instruments PCB footprint - Other - Other - RNL0022B
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LM53635NQRNLTQ1 - Texas Instruments  - 3D model - Other - RNL0022B
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LM53635NQRNLTQ1 Details

  • Manufacturer Part Number:

    LM53635NQRNLTQ1

  • 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:

    2016-05-15

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES IN PFM CONTROL TECHNIQUE

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    42 V

  • Input Voltage-Min:

    3.5 V

  • Input Voltage-Nom:

    13.5 V

  • JESD-30 Code:

    R-XQCC-N22

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    22

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.5 A

  • Output Voltage-Max:

    10 V

  • Output Voltage-Min:

    3.2 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    QCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    0.9 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2350 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LM53635NQRNLTQ1 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM53635NQRNLTQ1 is 42V, as specified in the datasheet. However, it's recommended to operate the device within the recommended operating conditions to ensure reliable operation.
  • To ensure the stability of the output voltage, it's essential to follow the recommended layout guidelines, use a suitable output capacitor, and ensure that the input voltage is within the recommended operating range. Additionally, the datasheet provides guidance on selecting the correct output capacitor and resistor values to ensure stability.
  • The maximum output current that the LM53635NQRNLTQ1 can deliver is 3.5A, as specified in the datasheet. However, the actual output current may be limited by the input voltage, output voltage, and thermal considerations.
  • To handle thermal considerations, it's essential to ensure good thermal conductivity between the device and the PCB, use a suitable heat sink if necessary, and follow the recommended thermal design guidelines. The datasheet provides guidance on thermal design and calculation of the junction temperature.
  • The EN (enable) pin is used to enable or disable the device. When the EN pin is pulled high, the device is enabled, and when it's pulled low, the device is disabled. This pin can be used to implement power sequencing or to turn the device on and off as needed.

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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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