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LVR033S - LITTELFUSE

Description: Polymeric PTC Resettable Fuse 240V (265V Int) 330 mA Ih Through Hole Radial, Disc

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PCB Footprints
LVR033S - LITTELFUSE PCB footprint - Other - Other - LVR033S-2
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3D Models
LVR033S - LITTELFUSE  - 3D model - Other - LVR033S-2
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LVR033S Details

  • Manufacturer Part Number:

    LVR033S

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL LEADED

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7.4

  • Circuit RMS Voltage-Max:

    120 V

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    16.5 mm

  • Package Length:

    11.4 mm

  • Package Shape:

    RECTANGULAR PACKAGE

  • Package Style:

    Radial

  • Package Width:

    3.8 mm

  • Packing Method:

    BULK

  • Reference Standard:

    CQC; CSA; CUL; TUV; UL

  • Resistance:

    0.77 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Thermistor Application:

    OVERCURRENT PROTECTION

  • Working Voltage:

    120 V

LVR033S Frequently Asked Questions (FAQs)

  • A good PCB layout for the LVR033S involves keeping the input and output traces short and separate, using a solid ground plane, and placing the device close to the power source to minimize inductance.
  • Proper thermal management involves providing adequate airflow, using a heat sink if necessary, and ensuring the device is mounted on a PCB with a thermal relief pattern to dissipate heat efficiently.
  • Exceeding the maximum ratings of the LVR033S can lead to reduced lifespan, permanent damage, or even catastrophic failure, resulting in a loss of functionality or even a fire hazard.
  • While the LVR033S is a reliable device, it is essential to evaluate its suitability for high-reliability or safety-critical applications by considering factors such as failure modes, fault tolerance, and compliance with relevant industry standards.
  • Troubleshooting the LVR033S involves checking the input voltage, output voltage, and current, as well as verifying the PCB layout and thermal management. Consult the datasheet and application notes for guidance on specific troubleshooting procedures.

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