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LM7812CT - Texas Instruments

Description: TO220 voltage regulator,LM7812CT 12V 1A

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LM7812CT - Texas Instruments PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - NDE0003B T03B (REV L)
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3D Models
LM7812CT - Texas Instruments  - 3D model - Transistor Outline, Vertical - NDE0003B T03B (REV L)
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LM7812CT Details

  • Manufacturer Part Number:

    LM7812CT

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SFM

  • Package Description:

    POWER, PLASTIC, TO-220, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    2 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    27 V

  • Input Voltage-Min:

    14.5 V

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e0

  • Length:

    10.16 mm

  • Line Regulation-Max:

    0.12%

  • Load Regulation-Max:

    0.12%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1 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-220

  • Package Equivalence Code:

    SIP3,.1TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TUBE

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    19.55 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    5%

  • Width:

    4.575 mm

LM7812CT Frequently Asked Questions (FAQs)

  • The LM7812CT can handle input voltages up to 35V, but it's recommended to keep it below 25V for reliable operation.
  • The LM7812CT is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to use a heat sink or ensure good airflow to keep the device within its operating temperature range.
  • To ensure stability, use a minimum of 0.33uF capacitor at the input and 0.1uF capacitor at the output, and keep the leads as short as possible. Also, ensure the device is properly decoupled from the power source.
  • No, the LM7812CT is a linear voltage regulator and is not designed for use in switching power supplies. It's intended for use in linear power supplies and other applications where a stable, low-noise output is required.
  • The LM7812CT requires a minimum load current of 5mA to maintain regulation. If the load current is less than 5mA, the output voltage may not be regulated properly.

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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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