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LM2595S-12 - Texas Instruments

Description: SIMPLE SWITCHER

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LM2595S-12 - Texas Instruments PCB footprint - Other - Other - TO170P1435X465-5N
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LM2595S-12 Details

  • Manufacturer Part Number:

    LM2595S-12

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    D2PAK

  • Package Description:

    TO-263, SMT-5

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1996-02-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    25 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:

    1 A

  • Output Voltage-Max:

    37 V

  • Output Voltage-Min:

    3.3 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

  • Switching Frequency-Max:

    173 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

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

    NOT SPECIFIED

  • Width:

    8.635 mm

LM2595S-12 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2595S-12 is 40V, but it's recommended to keep it below 37V to ensure reliable operation and to prevent damage to the internal circuitry.
  • The LM2595S-12 is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper heat sinking and thermal management to prevent overheating.
  • The output voltage ripple of the LM2595S-12 can be calculated using the formula: ΔVout = (Vin - Vout) / (fSW * COUT * RLOAD), where Vin is the input voltage, Vout is the output voltage, fSW is the switching frequency, COUT is the output capacitance, and RLOAD is the load resistance.
  • The minimum input capacitance required for the LM2595S-12 is 10uF, but it's recommended to use a higher value (e.g., 22uF or 47uF) to ensure stable operation and to filter out input voltage noise.
  • No, the LM2595S-12 is an asynchronous buck converter and does not support synchronous rectification. It uses an internal diode for rectification, which can lead to higher losses and reduced efficiency compared to synchronous rectification.

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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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