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LM2577S-ADJ - Texas Instruments

Description: Switching Voltage Regulators Step-Up Vtg Reg

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LM2577S-ADJ - Texas Instruments PCB footprint - Other - Other - LM2577S-ADJ-1
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LM2577S-ADJ - Texas Instruments  - 3D model - Other - LM2577S-ADJ-1
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LM2577S-ADJ Details

  • Manufacturer Part Number:

    LM2577S-ADJ

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    D2PAK

  • Package Description:

    TO-263, SMSIP5H,.6,67TB

  • Pin Count:

    4

  • Reach Compliance Code:

    Not Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1995-01-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • 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:

    e0

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    3

  • 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

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP5H,.6,67TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    4.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    52 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

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

    20

  • Width:

    8.635 mm

LM2577S-ADJ Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2577S-ADJ is 40V. Exceeding this voltage can cause damage to the device.
  • The output voltage of the LM2577S-ADJ can be set by connecting a resistor divider network between the output and the adjust pin. The output voltage is determined by the ratio of the resistors and the internal reference voltage of 1.23V.
  • The minimum input voltage required for the LM2577S-ADJ to operate is 3V. However, the device can operate down to 2.5V with a reduced output current capability.
  • The LM2577S-ADJ is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and input voltage at high temperatures.
  • To ensure the stability of the LM2577S-ADJ output voltage, it's recommended to use a minimum output capacitance of 10uF and a maximum ESR of 1 ohm. Additionally, the input capacitor should be at least 10uF with a low ESR.

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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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