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12B0750B

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Shenzhen lanson Elec Disposable Fuses, 1206. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs Publish 0.1.0 · Ray 4d ago
viewers 12b0750b: viewers · Ray 4d ago
12b0750b-etched.glb Publish 0.1.0 · Ray 4d ago
12b0750b-etched.step 12b0750b: factory component page (tier=lcsc) · Ray 4d ago
12b0750b-hero.glb 12b0750b: hero GLB from the etched model (keeps the MPN mark) · Ray 4d ago
12b0750b-hero.overlay.json Publish 0.1.0 · Ray 4d ago
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12b0750b.lbr Publish 0.1.0 · Ray 4d ago
12b0750b.step Publish 0.1.0 · Ray 4d ago
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12B0750B

Shenzhen lanson Elec · Disposable Fuses · 1206

12B0750B from Shenzhen lanson Elec, in a 1206. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 1 passive One fuse terminal (nickel/tin-plated end cap) of the 750mA 125V fast-acting element, non-polarized, interrupting rating 50 A at 125V AC/DC.
2 2 passive Other fuse terminal (nickel/tin-plated end cap) of the 750mA 125V fast-acting element, non-polarized and interchangeable with the other terminal.

Key specifications

Parameter Value
Manufacturer Shenzhen lanson Elec
Package 1206
Category Circuit Protection
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Non-opening time at 100% of rated current 4 hours 100% of rated current 1
Opening time at 250% of rated current 5 s 250% of rated current 1
Interrupting rating 50 A at 125V AC/DC 1
Operating temperature -55 125 ℃ 1
Rated current 750 mA Part 12B0750B 1
Rated voltage 125 V Part 12B0750B, AC/DC 1
Reflow soldering peak temperature 260 ℃ Reflow soldering 1
Reflow soldering time 10 s Reflow soldering at 260℃ 1

CAD (KiCad official)

  • Symbol: 12B0750B
  • Footprint: Fuse:Fuse_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: 12b0750b-etched.step / 12b0750b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 12b0750b.step / 12b0750b.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Shenzhen lanson Elec datasheet (1 pp, sha256 56bb733df4b48654, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF