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KST4401MTF - onsemi

Description: Obsolete - PNP Epitaxial Silicon Transistor

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PCB Footprints
KST4401MTF - onsemi PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - KST4401MTF
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3D Models
KST4401MTF - onsemi  - 3D model - SOT23 (3-Pin) - KST4401MTF
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KST4401MTF Details

  • Manufacturer Part Number:

    KST4401MTF

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23-3

  • Package Description:

    SOT-23, 3 PIN

  • Manufacturer Package Code:

    318BM

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Collector Current-Max (IC):

    0.6 A

  • Collector-Emitter Voltage-Max:

    40 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    40

  • JESD-30 Code:

    R-PDSO-G3

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity/Channel Type:

    NPN

  • Power Dissipation-Max (Abs):

    0.35 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Finish:

    TIN

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

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

    30

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    250 MHz

  • Turn-off Time-Max (toff):

    255 ns

  • Turn-on Time-Max (ton):

    35 ns

KST4401MTF Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or heat sink to dissipate heat efficiently.
  • Ensure proper heat sinking, use a thermal interface material (TIM) between the device and heat sink, and follow the recommended PCB layout guidelines. Also, consider using a thermocouple to monitor the device temperature.
  • The maximum allowed voltage on the input pins is 5.5V, which is the absolute maximum rating. However, it's recommended to keep the input voltage below 5V to ensure reliable operation.
  • Use ESD protection devices such as TVS diodes or ESD arrays on the input lines to protect the device from electrostatic discharge. Follow the recommended PCB layout guidelines to minimize ESD risk.
  • The recommended operating frequency range for the KST4401MTF is 100 kHz to 1 MHz. However, the device can operate up to 2 MHz with reduced performance.

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KST4401MTF Overview

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