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L7905CD2T - STMicroelectronics

Description: Negative voltage regulator

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L7905CD2T - STMicroelectronics PCB footprint - Other - Other - D2PAK-
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L7905CD2T - STMicroelectronics  - 3D model - Other - D2PAK-
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L7905CD2T Details

  • Manufacturer Part Number:

    L7905CD2T

  • 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:

    1.4 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    7 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    10.2 mm

  • Line Regulation-Max:

    0.1%

  • 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

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    5.25 V

  • Output Voltage1-Min:

    4.75 V

  • Output Voltage1-Nom:

    5 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 NEGATIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    4.83 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    9.15 mm

L7905CD2T Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the L7905CD2T is 35V, although it's recommended to keep it below 30V for reliable operation.
  • To ensure stability, make sure to use a minimum output capacitance of 2.2uF, and keep the input and output capacitors close to the regulator. Also, avoid using long leads or wires, and keep the PCB layout clean and well-decoupled.
  • The L7905CD2T is rated for operation up to 150°C, but its performance may degrade at high temperatures. Make sure to derate the output current and consider using a heat sink if operating in high-temperature environments.
  • Use a TVS (Transient Voltage Suppressor) diode or a varistor in parallel with the input capacitor to protect the L7905CD2T from input voltage transients. This will help prevent damage from voltage spikes or surges.
  • The L7905CD2T is not a low-dropout regulator, and it requires a minimum input-to-output voltage differential of 2V to maintain regulation. If you need a low-dropout regulator, consider using a different part, such as 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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