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LM2940T-9.0 - Texas Instruments

Description: IC, LDO VOLT REG, 9V, 1A

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PCB Footprints
LM2940T-9.0 - Texas Instruments PCB footprint - Other - Other - TO254P470X1016X2222-3P
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LM2940T-9.0 - Texas Instruments  - 3D model - Other - TO254P470X1016X2222-3P
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LM2940T-9.0 Details

  • Manufacturer Part Number:

    LM2940T-9.0

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    TO-220, 3 PIN

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    1 V

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    60 V

  • Input Voltage-Max:

    26 V

  • Input Voltage-Min:

    10.5 V

  • JESD-30 Code:

    R-XSFM-T3

  • JESD-609 Code:

    e0

  • Length:

    14.986 mm

  • Line Regulation-Max:

    0.09%

  • Load Regulation-Max:

    0.15%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    9.45 V

  • Output Voltage1-Min:

    8.55 V

  • Output Voltage1-Nom:

    9 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    SFM

  • 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 LDO REGULATOR

  • Seated Height-Max:

    4.7 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    5%

  • Width:

    10.16 mm

LM2940T-9.0 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2940T-9.0 is 26V, but it's recommended to keep it below 20V for reliable operation.
  • While the LM2940T-9.0 can handle up to 1A of output current, it's not recommended for high-current applications due to thermal limitations. For high-current applications, consider using a heat sink or a more suitable regulator like the LM2941.
  • To ensure the output voltage is stable and accurate, make sure to use a suitable input capacitor (e.g., 10uF) and output capacitor (e.g., 22uF) as recommended in the datasheet. Also, keep the input voltage above the minimum required voltage (9.5V) and ensure good thermal dissipation.
  • No, the LM2940T-9.0 is a linear regulator and not suitable for switching regulator applications. It's designed to provide a stable output voltage from a fixed input voltage, not to switch between different voltage levels.
  • The minimum input voltage required for the LM2940T-9.0 to operate is 9.5V, but it's recommended to keep the input voltage above 10V for reliable operation.

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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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Part Image LM2940T-9.0 National Semiconductor Corporation

Fixed Positive LDO Regulator, 9V, 1V Dropout, BIPolar, PSFM3