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Contents

README

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1206TD-2A

prosemi · Disposable Fuses · 1206

1206TD-2A 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); 1206TD-2A is rated 2.00 A with 0.13 ohm typical cold resistance and 0.309 V typical voltage drop at rated current.
2 2 passive Fuse terminal 2 (non-polarized, interchangeable with terminal 1); series operating temperature is -55 to 125°C and the 1206 pad layout is 1.5 mm x 2.03 mm per pad with 1.52 mm gap.

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
Ampere Rating 2 A 1
Opening time at 100% of amp rating (0.75~30A) 4 hours 100% of amp rating, printed as 'Min.' 1
Opening time at 200% of amp rating (0.75~3A) 1 60 s 200% of amp rating, 0.75~3A 1
Opening time at 250% of amp rating (0.75~5A) 5 s 250% of amp rating, 0.75~5A 1
Opening time at 300% of amp rating (0.75~5A) 0.1 3 s 300% of amp rating, 0.75~5A 1
Opening time at 1000% of amp rating (0.75~30A) 0.2 20 ms 1000% of amp rating, 0.75~30A 1
Typical Cold Resistance 0.13 Ohms DC cold resistance measured at <10% of rated current in ambient temperature of 25°C 1
Typical Melting I t 0.43 A Sec Measured at 10In current 1
Typical Voltage Drop 0.309 V Measured at rated current after temperature has stabilized 1
Operating Temperature -55 125 °C 2
Peak temperature (Tp), IR reflow Tp 260 °C IR reflow profile, printed as 260+0/-5°C 2
Time at peak temperature, infrared reflow 30 s Infrared reflow: 260°C 2
Time at peak temperature, wave soldering 10 s Wave soldering: 260°C 2

CAD (KiCad official)

  • Symbol: 1206TD-2A
  • Footprint: Fuse:Fuse_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: 1206td-2a-etched.step / 1206td-2a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1206td-2a.step / 1206td-2a.glb are the bare package body.

Provenance

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

  • Datasheet: prosemi datasheet (3 pp, sha256 040c3168e91fc117, 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