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SK055R - LITTELFUSE

Description: Littelfuse, SK055R, Thyristor, 1000V 55A, 40mA 3-Pin, TO-220

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SK055R - LITTELFUSE  - 3D model
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SK055R Details

  • Manufacturer Part Number:

    SK055R

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220AB

  • Package Description:

    ROHS COMPLIANT, PLASTIC PACKAGE-3

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.30.00.80

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    0

  • Additional Feature:

    HIGH RELIABILITY

  • Case Connection:

    ANODE

  • Configuration:

    SINGLE

  • Critical Rate of Rise of Off-State Voltage-Min:

    250 V/us

  • DC Gate Trigger Current-Max:

    40 mA

  • DC Gate Trigger Voltage-Max:

    1.5 V

  • Holding Current-Max:

    60 mA

  • JEDEC-95 Code:

    TO-220AB

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e3

  • Non-Repetitive Pk On-state Cur:

    650 A

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • On-state Current-Max:

    35000 A

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RMS On-state Current-Max:

    55 A

  • Repetitive Peak Off-state Voltage:

    1000 V

  • Repetitive Peak Reverse Voltage:

    1000 V

  • Surface Mount:

    NO

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    SINGLE

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

    40

  • Trigger Device Type:

    SCR

SK055R Frequently Asked Questions (FAQs)

  • A recommended PCB layout for the SK055R includes a thermal pad on the bottom of the device, with multiple vias connecting to a solid copper plane on the inner layer to dissipate heat efficiently.
  • To select the correct fuse rating, consider the maximum current and voltage ratings of your circuit, as well as the desired response time and fault current. Consult the Littelfuse fuse selection guide for more information.
  • The SK055R has an operating temperature range of -40°C to 125°C, making it suitable for a wide range of applications.
  • Yes, the SK055R is designed for high-reliability applications and meets various industry standards, including AEC-Q200 and IEC 60127-1. However, it's essential to consult the datasheet and relevant standards to ensure compliance with specific requirements.
  • Follow the recommended soldering profile and guidelines provided in the datasheet, and ensure the PCB is designed with a suitable solder mask and pad layout to prevent solder bridging and ensure reliable connections.

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SK055R Overview

Use the download button to access the SK055R 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like SK055, or try a keyword search, such as Silicon Controlled Rectifiers

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Part Image SK055RTP Littelfuse Inc

Silicon Controlled Rectifier, 55A I(T)RMS, 35mA I(T), 1000V V(DRM), 1000V V(RRM), 1 Element, TO-220AB