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SMF40A - LITTELFUSE

Description: LITTELFUSE - SMF40A - TVS DIODE, 200W, 40V, UNIDIR, SOD-123FL

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PCB Footprints
SMF40A - LITTELFUSE PCB footprint - Small Outline Diode Flat Lead - Small Outline Diode Flat Lead - SOD-123FL_
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3D Models
SMF40A - LITTELFUSE  - 3D model - Small Outline Diode Flat Lead - SOD-123FL_
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SMF40A Details

  • Manufacturer Part Number:

    SMF40A

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    6.96

  • Additional Feature:

    EXCELLENT CLAMPING CAPABILITY

  • Breakdown Voltage-Max:

    49.1 V

  • Breakdown Voltage-Min:

    44.4 V

  • Breakdown Voltage-Nom:

    46.75 V

  • Clamping Voltage-Max:

    64.5 V

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    TRANS VOLTAGE SUPPRESSOR DIODE

  • JESD-30 Code:

    R-PDSO-F2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Non-rep Peak Rev Power Dis-Max:

    1000 W

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -65 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    1 W

  • Reference Standard:

    IEC-61000-4-2, 4-4; UL RECOGNIZED

  • Rep Pk Reverse Voltage-Max:

    40 V

  • Reverse Current-Max:

    1 µA

  • Reverse Test Voltage:

    40 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    FLAT

  • Terminal Position:

    DUAL

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

    30

SMF40A Frequently Asked Questions (FAQs)

  • The recommended footprint and land pattern for SMF40A can be found in the Littelfuse application note AN9313, which provides guidelines for PCB layout and assembly.
  • To ensure reliability in high-temperature applications, it is recommended to follow the derating guidelines provided in the datasheet, and to consider using a thermally conductive interface material to improve heat dissipation.
  • Yes, SMF40A can be used in high-frequency applications up to 1 GHz. However, it is recommended to consult with Littelfuse application engineers to ensure the device meets the specific requirements of the application.
  • The maximum surge current rating for SMF40A is 40A for 8/20μs waveform, as specified in the datasheet. However, it is recommended to consult with Littelfuse application engineers for specific surge current requirements.
  • Yes, SMF40A is compatible with lead-free soldering processes, and is RoHS compliant.

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SMF40A Overview

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