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LM61440AANRJRR - Texas Instruments

Description: Switching Controllers 3-V to 36-V, 4-A, low-noise synchronous step-down converter 14-VQFN-HR -40 to 150

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LM61440AANRJRR - Texas Instruments PCB footprint - Other - Other - RJR0014A
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LM61440AANRJRR - Texas Instruments  - 3D model - Other - RJR0014A
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LM61440AANRJRR Details

  • Manufacturer Part Number:

    LM61440AANRJRR

  • 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:

    2020-03-19

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    13.5 V

  • JESD-30 Code:

    R-XQCC-N14

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4 A

  • Output Voltage-Max:

    34 V

  • Output Voltage-Min:

    1 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    QCCN

  • Package Equivalence Code:

    LCC14(UNSPEC)

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2200 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3.5 mm

LM61440AANRJRR Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the LM61440AANRJRR is -40°C to 125°C.
  • To ensure stability, it is recommended to use a minimum output capacitance of 10uF with an ESR of 1Ω or less, and to place the capacitor as close to the output pin as possible.
  • The recommended input capacitor value is 10uF to 22uF, with an ESR of 1Ω or less, and a voltage rating of 6.3V or higher.
  • Yes, the LM61440AANRJRR is designed to handle high currents up to 4A, but it's recommended to use a heat sink and to ensure good thermal design to prevent overheating.
  • The output voltage of the LM61440AANRJRR can be calculated using the formula: Vout = (R1/R2) * (Vref), where R1 and R2 are the resistors in the feedback network, and Vref is the internal reference voltage (1.2V).

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LM61440AANRJRR 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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Part Image LM61440AANQRJRRQ1 Texas Instruments

Switching Regulator, Current-mode, 4A, 2200kHz Switching Freq-Max, BICMOS, QCC14