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L7912ACD2T-TR - STMicroelectronics

Description: Linear Voltage Regulator IC Negative Fixed 1 Output 1.5A D2PAK 0°C ~ 125°C,Surface Mount,-12 V

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L7912ACD2T-TR - STMicroelectronics PCB footprint - Other - Other - D²PAK (type WOOSEOK-subcon.)_2026
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L7912ACD2T-TR Details

  • Manufacturer Part Number:

    L7912ACD2T-TR

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    D2PAK

  • Package Description:

    LEAD FREE, D2PAK-3

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    1.1 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    14.5 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    10.2 mm

  • Line Regulation-Max:

    0.24%

  • Load Regulation-Max:

    0.24%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    12.5 V

  • Output Voltage1-Min:

    11.5 V

  • Output Voltage1-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP3H,.55TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    245

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED NEGATIVE 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:

    4.17%

  • Width:

    9.15 mm

L7912ACD2T-TR Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the L7912ACD2T-TR is 35V, but it's recommended to keep it below 25V for reliable operation.
  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and keep the input and output capacitors close to the regulator. Also, avoid using long leads or wires that can cause oscillations.
  • The L7912ACD2T-TR is rated for operation up to 150°C, but its performance may degrade at high temperatures. Make sure to derate the output current and voltage according to the temperature derating curve in the datasheet.
  • Use a TVS (Transient Voltage Suppressor) diode or a varistor in parallel with the input capacitor to protect the regulator from voltage transients. Also, consider adding a fuse or a current limiter to prevent overcurrent conditions.
  • The L7912ACD2T-TR is not a low-dropout regulator, and it requires a minimum input-to-output voltage difference of 2.5V to maintain regulation. If you need a low-dropout regulator, consider using a different part like the LDO regulators from STMicroelectronics.

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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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