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Contents

README

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MINIASMDC014F-2

Littelfuse · Resettable Fuses · 1812

MINIASMDC014F-2 from Littelfuse, in a 1812. 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 tin-plated end termination of the non-polarized PTC; the series element is rated 60VDC max with 0.14A hold and 0.28A trip at 20°C.
2 2 passive Other tin-plated end termination of the non-polarized PTC; the series element is rated 60VDC max with 10A short circuit current, 1.50 to 6.00 ohms at 20°C.

Key specifications

Parameter Value
Manufacturer Littelfuse
Package 1812
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
Resistance Values (minimum) 1.5 OHMS At 20°C 1
Resistance Values (maximum) 6 OHMS At 20°C; maximum measured 1 hour after reflow 1
Tripped-state power dissipation 0.75 WATTS At 20°C, 60V 1
Time to trip 0.008 SECONDS At 20°C, 8A 1
Maximum electrical rating - voltage 60 VDC DC 1
Maximum electrical rating - short circuit current 10 A Short circuit current 1
Hold current 0.17 AMPERES At 0°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1
Trip current 0.34 AMPERES At 0°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1
Hold current 0.14 AMPERES At 20°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1
Trip current 0.28 AMPERES At 20°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1
Hold current 0.09 AMPERES At 60°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1
Trip current 0.18 AMPERES At 60°C; values determined using PCBs with 0.030"X1.5 ounce copper traces 1

CAD (KiCad official)

  • Symbol: MINIASMDC014F-2
  • Footprint: Fuse:Fuse_1812_4532Metric
  • 3D model: 1812, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.9 mm nominal 1806 height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
  • 3D model files: miniasmdc014f-2-etched.step / miniasmdc014f-2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); miniasmdc014f-2.step / miniasmdc014f-2.glb are the bare package body.

Provenance

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

  • Datasheet: Littelfuse datasheet (2 pp, sha256 eea3360b301885a6, 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