component

1206FA-3A

Public Made by Adom

by adom

prosemi Disposable Fuses, 1206. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, 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 2h ago
viewers 1206fa-3a: viewers · Ray 2h ago
1206fa-3a-etched.glb Publish 0.1.0 · Ray 2h ago
1206fa-3a-etched.step 1206fa-3a: factory component page (tier=lcsc) · Ray 2h ago
1206fa-3a-hero.glb 1206fa-3a: hero GLB from the etched model (keeps the MPN mark) · Ray 2h ago
1206fa-3a-hero.overlay.json Publish 0.1.0 · Ray 2h ago
1206fa-3a.glb Publish 0.1.0 · Ray 2h ago
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1206fa-3a.kicad_sym Publish 0.1.0 · Ray 2h ago
1206fa-3a.lbr Publish 0.1.0 · Ray 2h ago
1206fa-3a.step Publish 0.1.0 · Ray 2h ago
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1206FA-3A

prosemi · Disposable Fuses · 1206

1206FA-3A from prosemi, 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 Terminal 1 of an unpolarised fuse; either orientation.
2 2 passive Terminal 2 of an unpolarised fuse; either orientation.

Key specifications

Parameter Value
Manufacturer prosemi
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
Opening time at 100% of amp rating (0.25~40A) 4 Hours Amp rating 0.25~40A; 100% of amp rating 1
Opening time at 250% of amp rating (0.25~5A) 5 Seconds Amp rating 0.25~5A; 250% of amp rating 1
Typical cold resistance 0.048 Ohms Measured at <10% of rated current in ambient temperature of 25℃ 1
Typical melting I2t I2t 1.15 A Sec Typical pre-arcing I2t measured at 10In current 1
Typical voltage drop 0.187 V 1
Ampere rating 3 A 1
Operating temperature -55 150 ℃ With proper correction factor applied; normal ambient temperature 23±3℃ 2
Peak temperature (Tp), IR reflow Tp 260 °C IR reflow profile; printed as 260+0/-5°C 2
Wave soldering time 10 seconds Wave soldering: 260°C 2
Infrared reflow time 30 seconds Infrared reflow: 260°C 2

CAD (KiCad official)

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

Provenance

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

  • Datasheet: prosemi datasheet (3 pp, sha256 f745819c7dd288fa, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (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