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RUEF300K - LITTELFUSE

Description: Resettable Fuses - PPTC

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RUEF300K - LITTELFUSE PCB footprint - Other - Other - RUEF300K-4
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RUEF300K - LITTELFUSE  - 3D model - Other - RUEF300K-4
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RUEF300K Details

  • Manufacturer Part Number:

    RUEF300K

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL LEADED

  • Reach Compliance Code:

    Unknown

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7.2

  • Additional Feature:

    Rmax:0.05 OHMS AT 20 DEG CEL

  • Circuit RMS Voltage-Max:

    30 V

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    18.03 mm

  • Package Length:

    11.4 mm

  • Package Shape:

    RECTANGULAR PACKAGE

  • Package Style:

    Radial

  • Package Width:

    3 mm

  • Packing Method:

    BULK

  • Reference Standard:

    CQC; CSA; TUV; UL

  • Resistance:

    0.02 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Thermistor Application:

    OVERCURRENT PROTECTION

  • Working Voltage:

    30 V

RUEF300K Frequently Asked Questions (FAQs)

  • The recommended mounting torque for the RUEF300K is 10-15 in-lbs (1.1-1.7 Nm).
  • Yes, the RUEF300K is designed to operate in high-temperature applications up to 150°C (302°F). However, the fuse's current rating may be derated at higher temperatures.
  • The RUEF300K is designed to handle inrush currents up to 300A for 8.3ms. However, it's recommended to consult the datasheet and application notes for specific guidance on inrush current handling.
  • Yes, the RUEF300K is suitable for high-frequency circuits up to 100 kHz. However, the fuse's performance may be affected by high-frequency noise and harmonics.
  • Yes, the RUEF300K can be used in parallel or series configurations, but it's essential to follow the manufacturer's guidelines and ensure proper coordination with other circuit components.

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RUEF300K Overview

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Part Image RUEF300K TE Connectivity

PTC Thermistor, 0.08ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT

Part Image RUE300K-2 TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT, RADIAL LEADED

Part Image RUE300K-1 TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC, THROUGH HOLE MOUNT, RADIAL LEADED

Part Image RUE300K TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT, RADIAL LEADED