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SMAJ28A - LITTELFUSE

Description: Littelfuse SMAJ28A Uni-Directional TVS Diode, 400W peak, 2-Pin DO-214AC

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SMAJ28A - LITTELFUSE PCB footprint - Diodes Moulded - Diodes Moulded - DO-214AC (SMA)_
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SMAJ28A - LITTELFUSE  - 3D model - Diodes Moulded - DO-214AC (SMA)_
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SMAJ28A Details

  • Manufacturer Part Number:

    SMAJ28A

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DO-214AC

  • Package Description:

    SMA, 2 PIN

  • Pin Count:

    2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    6.1

  • Breakdown Voltage-Max:

    34.4 V

  • Breakdown Voltage-Min:

    31.1 V

  • Breakdown Voltage-Nom:

    32.75 V

  • Clamping Voltage-Max:

    45.4 V

  • Configuration:

    SINGLE, 1 CHANNEL

  • Diode Element Material:

    SILICON

  • Diode Type:

    TRANS VOLTAGE SUPPRESSOR DIODE

  • Forward Voltage-Max (VF):

    3.5 V

  • JEDEC-95 Code:

    DO-214AC

  • JESD-30 Code:

    R-PDSO-C2

  • Moisture Sensitivity Level:

    1

  • Non-rep Peak Rev Power Dis-Max:

    400 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:

    3.3 W

  • Qualification Status:

    Not Qualified

  • Reference Standard:

    IEC-61000-4-2; UL RECOGNIZED

  • Rep Pk Reverse Voltage-Max:

    28 V

  • Reverse Current-Max:

    1 µA

  • Reverse Test Voltage:

    28 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

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

    30

SMAJ28A Frequently Asked Questions (FAQs)

  • The recommended footprint and land pattern for SMAJ28A can be found in the Littelfuse application note AN9313, which provides guidelines for surface mount assembly of TVS diodes.
  • To ensure reliability in high-temperature applications, it is recommended to derate the power rating of SMAJ28A according to the temperature derating curve provided in the datasheet. Additionally, ensure that the device is properly soldered and that the PCB is designed to minimize thermal stress.
  • Yes, SMAJ28A is AEC-Q101 qualified, which means it meets the stringent requirements for automotive applications. However, it is recommended to consult with Littelfuse's automotive support team to ensure that the device meets the specific requirements of the application.
  • To select the correct SMAJ28A variant, consider the following factors: working voltage, peak pulse current, and clamping voltage. Refer to the datasheet and consult with Littelfuse's technical support team if necessary.
  • The SMAJ28A has an ESD rating of ±30kV, which means it can withstand electrostatic discharges up to 30kV without damage.

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SMAJ28A Overview

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