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LM2577T-12/NOPB - Texas Instruments

Description: Step up switch regulator,LM2577T-12 4.5A Texas Instruments LM2577T-12/NOPB, Boost Converter, Step Up 3A, 12, 56 kHz, 5-Pin TO-220

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LM2577T-12/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM2577T-12/NOPB - Texas Instruments PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - KC (R-PSFM-T5)
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3D Models
LM2577T-12/NOPB - Texas Instruments - 3D model - Transistor Outline, Vertical - KC (R-PSFM-T5)
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LM2577T-12/NOPB Details

  • Manufacturer Part Number:

    LM2577T-12/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    TO-220, 5 PIN

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PSSO-G5

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    6 A

  • Output Voltage-Max:

    12.6 V

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-220

  • Package Equivalence Code:

    SIP5,.1,67TB

  • Package Shape:

    UNSPECIFIED

  • Package Style:

    SMALL OUTLINE

  • Qualification Status:

    Not Qualified

  • Supply Current-Max (Isup):

    14 mA

  • Surface Mount:

    NO

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    62 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    MATTE TIN

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

LM2577T-12/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2577T-12/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 output and ground.
  • The maximum output current that can be drawn from the LM2577T-12/NOPB is 3A. Exceeding this current can cause the device to overheat and reduce its lifespan.
  • To protect the LM2577T-12/NOPB from overheating, it is recommended to provide adequate heat sinking and to ensure good airflow around the device. The device should be mounted on a PCB with a thermal pad and connected to a heat sink if necessary.
  • The LM2577T-12/NOPB is rated for operation up to 125°C. However, the device's performance and lifespan may be affected at high temperatures. It is recommended to derate the output current and voltage at high temperatures to ensure reliable operation.

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LM2577T-12/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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