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Fuse selection.mini fuse voltage drop chart

08

2023-08

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  Choose Fuse Type

  Choose Standard [UL, IEC...]

  Choose Voltage Rating [AC or DC]

  Calculate Rated Current

  Choose Interrupting Rating [Breaking Capacity]

  Current Derating

  Advisor In rush Characteristic ² T]

  Consultant Pulse Factor [Fp]

  1、 Choose Fuse Type

  The first step in selecting a fuse is to determine the type and size required. Common structures and sizes include the following:

  1. Tubular type: glass or ceramic tube body, with a general size of 3.6x10mm 5x15mm 5x20 6.3x32mm;

  2. Plastic shell type: PA66 shell, small in size, woven with machine insertion, generally 8.5x8mm 8.5x7.6mm in size;

  3. Epoxy resin type: ceramic tube body, surface sealing resin, micro type, woven machine insert, size: 3x7mm;

  4. Surface mount: suitable for high-density circuit boards, with dimensions of 0402 0603 1206 6125 1032;

  5. Automotive fuses: generally used in conjunction with terminals or boxes, specifically for use in automotive or low-voltage, high current systems;

  2、 Choose Standard

  UL248-1/UL248-14 US UL Standard WeChat Screenshot_ 20220416101559.png

  Applicable countries: United States, Canada

  Application label: UL or UR

  IEC60127-2, Table 1/2/3/4/5/6 International Electrotechnical Commission standards

  Applicable countries: Some countries in Europe and Asia

  Application labels: VDE, SEMKO, CCC, FIMKO, TUV, etc., all approved and executed by relevant national certification bodies

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