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KA78R05CTU - onsemi

Description: 1A/3.3V, 5V, 8V, 9V, 12V, 15V output low dropout voltage regulator; TO-220 full-mold package (4pin); Overcurrent protection, thermal shutdown; Overvoltage protection, short circuit protection; With output disable function

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PCB Footprints
KA78R05CTU - onsemi PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220F-4L
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KA78R05CTU - onsemi  - 3D model - Transistor Outline, Vertical - TO-220F-4L
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KA78R05CTU Details

  • Manufacturer Part Number:

    KA78R05CTU

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220-4 FullPak

  • Package Description:

    TO-220F, 4 PIN

  • Manufacturer Package Code:

    340BE

  • Reach Compliance Code:

    Not Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.5 V

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    12 V

  • Input Voltage-Min:

    6 V

  • JESD-30 Code:

    R-PSFM-T4

  • JESD-609 Code:

    e3

  • Line Regulation-Max:

    0.125%

  • Load Regulation-Max:

    0.1%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    150 °C

  • Operating Temperature-Max:

    80 °C

  • Operating Temperature-Min:

    -20 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    5.12 V

  • Output Voltage1-Min:

    4.88 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SFM

  • Package Equivalence Code:

    SIP4,.06TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    RAIL

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    2.4%

KA78R05CTU Frequently Asked Questions (FAQs)

  • The maximum input voltage for the KA78R05CTU is 35V, but it's recommended to keep it below 25V for optimal performance and to prevent overheating.
  • To ensure stability, it's essential to use a minimum of 10uF capacitor at the input and a minimum of 22uF capacitor at the output, both with an ESR (Equivalent Series Resistance) of less than 5 ohms.
  • The KA78R05CTU can supply up to 1A of output current, but it's recommended to derate the current based on the ambient temperature and the input voltage to prevent overheating.
  • To prevent overheating, ensure good airflow around the device, use a heat sink if necessary, and derate the output current based on the ambient temperature and input voltage.
  • The KA78R05CTU is rated for operation up to 125°C, but the output current should be derated based on the ambient temperature to prevent overheating.

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