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NANOASMDC012F-2

Public Made by Adom

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Littelfuse Resettable Fuses, 1206. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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NANOASMDC012F-2

Littelfuse · Resettable Fuses · 1206

NANOASMDC012F-2 from Littelfuse, 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 First terminal of the resettable PTC fuse (tin-plated end termination); the device is non-polarized, rated 48VDC max with 0.12A hold and 0.39A trip at 25°C.
2 2 passive Second terminal of the resettable PTC fuse (tin-plated end termination); the device is non-polarized, rated 48VDC max with 10A short circuit current.

Key specifications

Parameter Value
Manufacturer Littelfuse
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
Maximum Electrical Rating: Voltage 48 VDC 1
Maximum Electrical Rating: Short Circuit Current 10 A 1
Time to Trip 0.2 SECONDS At 25°C, 1.0A 1
Resistance (MIN) 1.4 OHMS At 25°C 1
Resistance (MAX) 6.5 OHMS At 25°C; measured 1 hour after reflow 1
Tripped-State Power Dissipation 0.5 WATTS At 25°C, 48V; PCB 0.030in x 1.5 ounce copper traces 1
Hold Current 0.15 AMPERES At 0°C; PCB 0.030in x 1.5 ounce copper traces 1
Trip Current 0.6 AMPERES At 0°C; PCB 0.030in x 1.5 ounce copper traces 1
Hold Current 0.12 AMPERES At 25°C; PCB 0.030in x 1.5 ounce copper traces 1
Trip Current 0.39 AMPERES At 25°C; PCB 0.030in x 1.5 ounce copper traces 1
Hold Current 0.09 AMPERES At 60°C; PCB 0.030in x 1.5 ounce copper traces 1
Trip Current 0.27 AMPERES At 60°C; PCB 0.030in x 1.5 ounce copper traces 1

CAD (KiCad official)

  • Symbol: NANOASMDC012F-2
  • Footprint: Fuse:Fuse_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: nanoasmdc012f-2-etched.step / nanoasmdc012f-2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); nanoasmdc012f-2.step / nanoasmdc012f-2.glb are the bare package body.

Provenance

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

  • Datasheet: Littelfuse datasheet (2 pp, sha256 b5a2b97c874f9b73, retrieved 2026-10-19, 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