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Contents

README

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1206FA-6A

prosemi · Disposable Fuses · 1206

1206FA-6A 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 Fuse terminal 1 (non-polarized, interchangeable with terminal 2); the 6 A part has 0.016 ohm typical cold resistance, 32Vdc @ 150A / 24Vdc @ 300A interrupting rating, and a 0.60±0.2 mm wide end termination.
2 2 passive Fuse terminal 2 (non-polarized, interchangeable with terminal 1); the 6 A part has 0.016 ohm typical cold resistance, 32Vdc @ 150A / 24Vdc @ 300A interrupting rating, and a 0.60±0.2 mm wide end termination.

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 100% of amp rating, 0.25~40A 1
Opening time at 350% of amp rating (6~40A) 5 Seconds 350% of amp rating, 6~40A 1
Operating temperature -55 125 °C 2
Typical cold resistance 0.016 Ohms DC cold resistance, measured at <10% of rated current in ambient 25°C 1
Typical melting I2t 11.2 A Sec measured at 10In current 1
Typical voltage drop 0.14 V measured at rated current after temperature has stabilized 1

CAD (KiCad official)

  • Symbol: 1206FA-6A
  • Footprint: Fuse:Fuse_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: 1206fa-6a-etched.step / 1206fa-6a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1206fa-6a.step / 1206fa-6a.glb are the bare package body.

Provenance

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

  • Datasheet: prosemi datasheet (3 pp, sha256 67dbc1c9d5264afc, retrieved 2026-10-18, 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