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TIP31A - STMicroelectronics

Description: NPN power transistor,TIP31A 3A TO-220 STMicroelectronics TIP31A NPN Bipolar Transistor, 3 A 60 V, 3-Pin TO-220

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PCB Footprints
TIP31A - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220
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TIP31A - STMicroelectronics  - 3D model - Transistor Outline, Vertical - TO-220
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TIP31A Details

  • Manufacturer Part Number:

    TIP31A

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-220AB

  • Package Description:

    ROHS COMPLIANT, PLASTIC, TO-220, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.29.00.95

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    9

  • Collector Current-Max (IC):

    3 A

  • Collector-Emitter Voltage-Max:

    60 V

  • Configuration:

    SINGLE

  • DC Current Gain-Min (hFE):

    10

  • 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

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Polarity/Channel Type:

    NPN

  • Power Dissipation Ambient-Max:

    40 W

  • Power Dissipation-Max (Abs):

    30 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    SINGLE

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

    NOT SPECIFIED

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

  • Transition Frequency-Nom (fT):

    3 MHz

  • VCEsat-Max:

    1.2 V

TIP31A Frequently Asked Questions (FAQs)

  • The TIP31A can operate safely between -65°C to 150°C, but the recommended operating temperature range is -40°C to 125°C.
  • To ensure linear operation, the TIP31A should be biased with a base-emitter voltage (VBE) between 0.6V to 0.8V, and a collector-emitter voltage (VCE) greater than 1V.
  • The TIP31A can handle a maximum collector current (IC) of 3A, and a maximum peak current (Ipk) of 6A.
  • To prevent overheating, ensure the TIP31A is mounted on a suitable heat sink, and the ambient temperature is within the recommended operating range. Also, avoid exceeding the maximum power dissipation (PD) of 40W.
  • Yes, the TIP31A can be used as a switch, but it's not recommended due to its relatively low current gain (hFE) and high saturation voltage (VCE(sat)). A dedicated switching transistor like the TIP120 or TIP122 would be a better choice.

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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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