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LM2577T-ADJ/NOPB - Texas Instruments

Description: SIMPLE SWITCHER® 3.5V to 40V, 3A Low Component Count Step-Up Regulator

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LM2577T-ADJ/NOPB - Texas Instruments - PCB symbol
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LM2577T-ADJ/NOPB - Texas Instruments PCB footprint - Other - Other - LM2577T-ADJ/NOPB-3
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LM2577T-ADJ/NOPB - Texas Instruments - 3D model - Other - LM2577T-ADJ/NOPB-3
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LM2577T-ADJ/NOPB Details

  • Manufacturer Part Number:

    LM2577T-ADJ/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:

    SIMPLE SWITCHER

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PSFM-T5

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    6 A

  • Output Voltage-Max:

    60 V

  • Output Voltage-Min:

    1.23 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SFM

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Seated Height-Max:

    15.365 mm

  • Supply Current-Max (Isup):

    85 mA

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    52 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

  • Width:

    4.445 mm

LM2577T-ADJ/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2577T-ADJ/NOPB is 40V. Exceeding this voltage can cause damage to the device.
  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF with an ESR of less than 1 ohm. Additionally, the output voltage can be stabilized by adding a 10nF capacitor between the ADJ pin and ground.
  • The minimum input voltage required for the LM2577T-ADJ/NOPB to operate is 7V. However, the device can operate with an input voltage as low as 3V, but with reduced performance.
  • The LM2577T-ADJ/NOPB is rated for operation up to 125°C. However, the device's performance may degrade at high temperatures, and the output voltage may drop. It is recommended to derate the output current and voltage at high temperatures.
  • The output voltage of the LM2577T-ADJ/NOPB can be calculated using the formula: Vout = 1.23 * (1 + R2/R1), where R1 and R2 are the resistors connected between the ADJ pin and ground, and the ADJ pin and the output, respectively.

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LM2577T-ADJ/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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