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LM340SX-12/NOPB - Texas Instruments

Description: LM340, LM340A and LM7805 Family Wide VIN 1.5-A Fixed Voltage Regulators.

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LM340SX-12/NOPB - Texas Instruments PCB footprint - Other - Other - LM340SX-12/NOPB-2
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LM340SX-12/NOPB - Texas Instruments  - 3D model - Other - LM340SX-12/NOPB-2
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LM340SX-12/NOPB Details

  • Manufacturer Part Number:

    LM340SX-12/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    D2PAK

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    1998-04-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    2 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    35 V

  • Input Voltage-Min:

    14.5 V

  • JESD-30 Code:

    R-PSSO-G3

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Line Regulation-Max:

    0.06%

  • Load Regulation-Max:

    0.12%

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    12.6 V

  • Output Voltage1-Min:

    11.4 V

  • Output Voltage1-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SIP3H,.55TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    245

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    4.83 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    8.6 mm

LM340SX-12/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage is 35V, but it's recommended to keep it below 25V for optimal performance and to prevent overheating.
  • To ensure a stable output voltage, make sure to use a suitable input capacitor (e.g., 1uF) and output capacitor (e.g., 10uF) as close to the regulator as possible. Also, keep the input voltage at least 2V above the output voltage.
  • The maximum output current is 1.5A, but it's recommended to keep it below 1A for optimal performance and to prevent overheating.
  • Use a suitable heat sink, ensure good airflow, and keep the regulator away from other heat sources. Also, consider using a thermal pad or thermal interface material to improve heat transfer.
  • The regulator is rated for operation up to 125°C, but its performance may degrade at high temperatures. Consider using a heat sink and ensuring good airflow to keep the regulator cool.

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LM340SX-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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