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1812L110/33 - LITTELFUSE

Description: Resettable POLYFUSE 20A 33V Littelfuse 1.1A Surface Mount Resettable Fuse, 33 V dc

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PCB Footprints
1812L110/33 - LITTELFUSE PCB footprint - Other - Other - 1812L
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3D Models
1812L110/33 - LITTELFUSE  - 3D model - Other - 1812L
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1812L110/33 Details

  • Manufacturer Part Number:

    1812L110/33

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP, 1812, LEAD FREE

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    8.25

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    2

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Thermistor Application:

    OVERLOAD PROTECTION

1812L110/33 Frequently Asked Questions (FAQs)

  • The recommended land pattern for the 1812L110/33 is a rectangular pad with a size of 1.8mm x 1.2mm, with a 0.5mm x 0.5mm thermal pad in the center. The land pattern should be designed to accommodate the device's thermal and electrical requirements.
  • The 1812L110/33 is rated for operation up to 150°C, but it's recommended to derate the device's current rating and voltage rating according to the temperature derating curve provided in the datasheet. Additionally, ensure that the device is properly cooled and the PCB is designed to handle high temperatures.
  • To ensure proper soldering, follow the recommended soldering profile provided in the datasheet. The recommended soldering temperature is between 250°C to 260°C, with a peak temperature of 260°C for 10-15 seconds. Use a solder with a melting point of 217°C to 221°C, and ensure the PCB is clean and free of oxidation.
  • Store the 1812L110/33 in a dry, cool place, away from direct sunlight and moisture. Handle the devices by the body, avoiding touching the leads or electrical contacts. Use anti-static packaging and follow ESD handling procedures to prevent damage.
  • The 1812L110/33 is designed to withstand moderate vibration, but it's recommended to follow the recommended mounting and PCB design guidelines to ensure the device is properly secured. Additionally, consider using a vibration-dampening material or a shock-absorbing mount to reduce the impact of vibration on the device.

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Part Image 1812L110/33MR Littelfuse Inc

PTC Resettable Fuse, 0.06ohm, Surface Mount

Part Image 1812L110/33R Littelfuse Inc

PTC Resettable Fuse, 0.12ohm, Surface Mount