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KA78RM33RTM - onsemi

Description: LDO Voltage Regulators 0.5A Fixed 3.3V LDO

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PCB Footprints
KA78RM33RTM - onsemi PCB footprint - Other - Other - https://www.mouser.com/datasheet/2/308/KA78RM33R-1306656.pdf
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KA78RM33RTM Details

  • Manufacturer Part Number:

    KA78RM33RTM

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    DPAK-3

  • Manufacturer Package Code:

    369AK

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.6 V

  • Input Voltage Absolute-Max:

    20 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    6.6 mm

  • Line Regulation-Max:

    0.02%

  • Load Regulation-Max:

    0.02%

  • 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:

    -25 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -25 °C

  • Output Current1-Max:

    0.5 A

  • Output Voltage1-Max:

    3.38 V

  • Output Voltage1-Min:

    3.22 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP3H,.38,90TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.4 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    2.4%

  • Width:

    6.1 mm

KA78RM33RTM Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance would be to have a large copper area connected to the tab of the device, and to use thermal vias to dissipate heat to the other side of the board. A minimum of 2oz copper thickness is recommended.
  • To ensure reliable operation at high temperatures, it's essential to follow the recommended derating curves for the device, and to ensure that the junction temperature (Tj) does not exceed the maximum rating of 150°C. Proper heat sinking and thermal management are also crucial.
  • Exceeding the maximum junction temperature can lead to reduced lifespan, decreased performance, and even device failure. It can also cause the device to go into thermal shutdown, which can affect the overall system reliability.
  • To protect the device from EOS, it's essential to follow proper handling and storage procedures, and to ensure that the device is not exposed to excessive voltage or current. TVS diodes or other protection devices can also be used to protect the device from voltage transients.
  • The recommended soldering conditions for the KA78RM33RTM are a peak temperature of 260°C, with a dwell time of 10-30 seconds. It's essential to follow the recommended soldering profile to prevent damage to the device.

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KA78RM33RTM Overview

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Part Image KA78RM33RTF Fairchild Semiconductor Corporation

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Part Image KA78RM33RTM Fairchild Semiconductor Corporation

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Part Image KA78RM33RTF onsemi

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