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V385SM7 - LITTELFUSE

Description: Varistors SURFACE MOUNT SM7 VARISTORS

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V385SM7 - LITTELFUSE PCB footprint - Resistor Moulded - Resistor Moulded - V385SM7
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V385SM7 - LITTELFUSE  - 3D model - Resistor Moulded - V385SM7
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V385SM7 Details

  • Manufacturer Part Number:

    V385SM7

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.40.00

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    8.25

  • Circuit RMS Voltage-Max:

    385 V

  • Energy Absorbing Capacity-Max:

    27 J

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    6 mm

  • Package Length:

    11.4 mm

  • Package Shape:

    RECTANGULAR PACKAGE

  • Package Style:

    SMT

  • Package Width:

    8.3 mm

  • Packing Method:

    TR, 13 INCH

  • Rated Temperature:

    85 °C

  • Reference Standard:

    UL

  • Resistor Type:

    VARISTOR

  • Surface Mount:

    YES

  • Technology:

    METAL OXIDE

  • Terminal Finish:

    MATTE TIN

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    J BEND

  • Working Voltage:

    505 V

V385SM7 Frequently Asked Questions (FAQs)

  • The recommended footprint and land pattern for the V385SM7 can be found in the Littelfuse application note AN9313, which provides guidelines for surface mount assembly of TVS diodes.
  • To ensure the V385SM7 can handle the power requirements of your application, you should calculate the power dissipation (Pd) and ensure it is within the maximum rating specified in the datasheet. You should also consider the thermal resistance (RθJA) and the maximum junction temperature (Tj) to ensure the device can operate within a safe temperature range.
  • The recommended soldering profile for the V385SM7 is a reflow soldering process with a peak temperature of 260°C (500°F) for a maximum of 10 seconds. The soldering process should be in accordance with the IPC/J-STD-020 standard.
  • The V385SM7 is a commercial-grade device and may not meet the requirements for high-reliability or aerospace applications. For such applications, it is recommended to use a device that is specifically designed and qualified for high-reliability or aerospace use, such as the V385SQ7 or other devices that meet the relevant industry standards.
  • The V385SM7 has a polarity mark on the device, which indicates the cathode (negative) terminal. The device should be oriented on the PCB such that the polarity mark is aligned with the correct polarity of the circuit.

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