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KST3904MTF - onsemi

Description: Obsolete - PNP Epitaxial Silicon Transistor

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PCB Footprints
KST3904MTF - onsemi PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - KST3904MTF
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3D Models
KST3904MTF - onsemi  - 3D model - SOT23 (3-Pin) - KST3904MTF
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KST3904MTF Details

  • Manufacturer Part Number:

    KST3904MTF

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23-3

  • Package Description:

    LEAD FREE, SOT-23, 3 PIN

  • Manufacturer Package Code:

    318BM

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Collector Current-Max (IC):

    0.2 A

  • Collector-Emitter Voltage-Max:

    40 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    30

  • 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 Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    300 MHz

  • Turn-off Time-Max (toff):

    250 ns

  • Turn-on Time-Max (ton):

    70 ns

KST3904MTF Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. Keep the thermal pad connected to the ground plane to improve heat dissipation.
  • Ensure proper heat sinking, use a thermal interface material (TIM) between the device and heat sink, and follow the recommended PCB layout guidelines.
  • The maximum allowed voltage on the input pins is 5.5V, which is the absolute maximum rating. Operating the device at 5V or lower is recommended.
  • Yes, the KST3904MTF can be used in switching regulator applications, but ensure the device is properly bypassed and the input voltage is within the recommended range.
  • Use ESD protection devices, such as TVS diodes or ESD arrays, on the input and output pins to protect the device from electrostatic discharge.

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KST3904MTF Overview

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Small Signal Bipolar Transistor, 0.2A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon