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L7809ABD2T - STMicroelectronics

Description: Linear Voltage Regulator IC Positive Fixed 1 Output 1.5A D2PAK

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L7809ABD2T - STMicroelectronics PCB footprint - Other - Other - D²PAK (SMD 2L STD-ST)
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L7809ABD2T Details

  • Manufacturer Part Number:

    L7809ABD2T

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    D2PAK

  • Package Description:

    D2PAK-3

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    2 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    10.6 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    10.2 mm

  • Line Regulation-Max:

    0.09%

  • Load Regulation-Max:

    0.1%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    9.35 V

  • Output Voltage1-Min:

    8.65 V

  • Output Voltage1-Nom:

    9 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP3H,.55TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • 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) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    4%

  • Width:

    9.15 mm

L7809ABD2T Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the L7809ABD2T is 35V, but it's recommended to keep it below 25V for reliable operation.
  • The L7809ABD2T has a maximum operating junction temperature of 150°C, but it's recommended to keep it below 125°C for reliable operation. You may need to consider thermal management or derating the output current at high temperatures.
  • To ensure stability, make sure to use a minimum output capacitance of 2.2uF with an ESR (Equivalent Series Resistance) of less than 5 ohms. You can also add a 10nF capacitor between the input and ground pins to improve stability.
  • No, the L7809ABD2T is a positive voltage regulator and cannot be used to regulate a negative voltage. You would need a negative voltage regulator, such as the 79L09, for that purpose.
  • The power dissipation of the L7809ABD2T can be calculated using the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current. Make sure to consider the thermal resistance of the package and the ambient temperature when calculating the power dissipation.

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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