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STF21N90K5 - STMicroelectronics

Description: N-channel 900 V, 0.25 Ω typ., 18.5 A Zener-protected SuperMESH™ 5 Power MOSFET in a D²PAK, TO-220FP, TO-220 and TO-247 packages

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STF21N90K5 - STMicroelectronics - PCB symbol
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PCB Footprints
STF21N90K5 - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220FP HEIGHT 4.6
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3D Models
STF21N90K5 - STMicroelectronics - 3D model - Transistor Outline, Vertical - TO-220FP HEIGHT 4.6
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STF21N90K5 Details

  • Manufacturer Part Number:

    STF21N90K5

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-220AB

  • Package Description:

    ROHS COMPLIANT, TO-220FP, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    14 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    4

  • Avalanche Energy Rating (Eas):

    170 mJ

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE WITH BUILT-IN DIODE

  • DS Breakdown Voltage-Min:

    900 V

  • Drain Current-Max (ID):

    17 A

  • Drain-source On Resistance-Max:

    0.299 Ω

  • FET Technology:

    METAL-OXIDE SEMICONDUCTOR

  • Feedback Cap-Max (Crss):

    10 pF

  • JEDEC-95 Code:

    TO-220AB

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e3

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Mode:

    ENHANCEMENT MODE

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Polarity/Channel Type:

    N-CHANNEL

  • Power Dissipation-Max (Abs):

    40 W

  • Pulsed Drain Current-Max (IDM):

    68 A

  • 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

STF21N90K5 Frequently Asked Questions (FAQs)

  • The maximum junction temperature that the STF21N90K5 can withstand is 175°C.
  • To ensure the STF21N90K5 is properly biased, make sure to follow the recommended biasing scheme outlined in the datasheet, and ensure that the gate-source voltage (Vgs) is within the recommended range of 2-5V.
  • For optimal thermal performance, it is recommended to use a multi-layer PCB with a thermal pad connected to a heat sink or a thermal interface material. Additionally, ensure that the PCB layout is designed to minimize thermal resistance and maximize heat dissipation.
  • To protect the STF21N90K5 from overvoltage and overcurrent conditions, use a voltage regulator or a voltage limiter to regulate the input voltage, and consider adding overcurrent protection devices such as fuses or current limiters.
  • The recommended gate drive circuits and components for the STF21N90K5 include a gate driver IC, a bootstrap capacitor, and a gate resistor. The specific components and circuit topology will depend on the application and switching frequency.

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STF21N90K5 Overview

Use the download button to access the STF21N90K5 schematic symbol, PCB footprint, and 3D model.
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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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