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BUL381D - STMicroelectronics

Description: Bipolar Transistors - BJT NPN Hi-Volt Fast Sw

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BUL381D - STMicroelectronics - PCB symbol
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PCB Footprints
BUL381D - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220 P011C
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BUL381D - STMicroelectronics - 3D model - Transistor Outline, Vertical - TO-220 P011C
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BUL381D Details

  • Manufacturer Part Number:

    BUL381D

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220AB

  • Package Description:

    TO-220, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.29.00.95

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Additional Feature:

    HIGH RELIABILITY

  • Collector Current-Max (IC):

    5 A

  • Collector-Emitter Voltage-Max:

    400 V

  • Configuration:

    SINGLE WITH BUILT-IN DIODE

  • DC Current Gain-Min (hFE):

    8

  • JEDEC-95 Code:

    TO-220AB

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e3

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Polarity/Channel Type:

    NPN

  • Power Dissipation Ambient-Max:

    70 W

  • Power Dissipation-Max (Abs):

    70 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    SINGLE

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Turn-off Time-Max (toff):

    3300 ns

  • VCEsat-Max:

    1.1 V

BUL381D Frequently Asked Questions (FAQs)

  • The BUL381D can operate from -40°C to 150°C, but the maximum junction temperature (TJ) should not exceed 150°C.
  • To ensure proper biasing, connect the base of the transistor to a voltage divider network that provides a stable voltage reference, and ensure the collector-emitter voltage (VCE) is within the recommended range.
  • To minimize thermal resistance, use a thermal pad or a heat sink, and ensure the PCB layout allows for good airflow and heat dissipation. A recommended layout is to place the transistor near a heat sink or a thermal pad, and use thermal vias to dissipate heat.
  • To protect the BUL381D from ESD, use anti-static packaging, handle the device by the body or through an anti-static wrist strap, and ensure the PCB design includes ESD protection circuits, such as TVS diodes or ESD protection arrays.
  • Store the BUL381D in its original packaging, away from direct sunlight, moisture, and extreme temperatures. Handle the device by the body or through an anti-static wrist strap, and avoid bending or flexing the leads.

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BUL381D Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like BUL38, or try a keyword search, such as Power Bipolar Transistors

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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