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LM140K-12 - Texas Instruments

Description: Linear Voltage Regulators

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LM140K-12 - Texas Instruments PCB footprint - Other - Other - NDS0002A
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LM140K-12 Details

  • Manufacturer Part Number:

    LM140K-12

  • Brand Name:

    Texas Instruments

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-204AA

  • Pin Count:

    2

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    2.5 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    35 V

  • Input Voltage-Min:

    14.5 V

  • JESD-30 Code:

    O-MBFM-P2

  • Length:

    38.94 mm

  • Line Regulation-Max:

    0.03%

  • Load Regulation-Max:

    0.06%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    150 °C

  • Operating Temperature TJ-Min:

    -55 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °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:

    METAL

  • Package Code:

    TO-3

  • Package Equivalence Code:

    TO-204/-3

  • Package Shape:

    ROUND

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TRAY

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    8.94 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Form:

    PIN/PEG

  • Terminal Position:

    BOTTOM

  • Voltage Tolerance-Max:

    4.17%

  • Width:

    25.4 mm

LM140K-12 Frequently Asked Questions (FAQs)

  • The maximum input voltage for the LM140K-12 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, ensure the input voltage is at least 2V higher than the output voltage.
  • The minimum input voltage required for the LM140K-12 to function is 14.5V, but it's recommended to keep it above 15V for optimal performance.
  • The LM140K-12 is rated for operation up to 125°C, but its performance may degrade at high temperatures. Ensure proper heat sinking and thermal management to prevent overheating.
  • Use a transient voltage suppressor (TVS) diode or a voltage clamp circuit to protect the LM140K-12 from input voltage spikes and transients. This will help prevent damage to the regulator and ensure reliable operation.

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LM140K-12 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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For a full list of alternate parts for LM140K-12, check out Findchips.com