component

1210L200PR

Public Made by Adom

by adom

Littelfuse Resettable Fuses, 1210. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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1210L200PR

Littelfuse · Resettable Fuses · 1210

1210L200PR from Littelfuse, in a 1210. 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 Non-polarized PPTC terminal (solder-plated copper end termination) of the 2.00 A hold / 4.00 A trip, 6 V max, 100 A max fault-current resettable fuse, interchangeable with the other terminal.
2 2 passive Non-polarized PPTC terminal (solder-plated copper end termination) of the 2.00 A hold / 4.00 A trip, 6 V max, 100 A max fault-current resettable fuse, interchangeable with the other terminal.

Key specifications

Parameter Value
Manufacturer Littelfuse
Package 1210
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
Trip current (minimum) I trip 4 A 20°C still air 1
Minimum resistance (initial, un-soldered) R min 0.015 Ω initial (un-soldered) state 1
Hold current (maximum) I hold 2 A 20°C still air 1
Maximum voltage V max 6 Vdc at rated current (I max) 1
Maximum fault current I max 100 A at rated voltage (Vmax) 1
Maximum resistance after trip or reflow R 1max 0.07 Ω 20°C, measured one hour after tripping or reflow soldering of 260°C for 20 sec 1
Maximum time to trip 1 s at 8.00 A current 1
Power dissipated in tripped state Pd 0.8 W tripped state at 20°C still air 1
Passive aging resistance change -5 5 % +85°C, 1000 hours (typical resistance change) 3
Humidity aging resistance change -5 5 % +85°C, 85% R.H., 1000 hours (typical resistance change) 3
Thermal shock resistance change -30 % MIL-STD-202 Method 107, +85°C/-40°C, 20 times (typical resistance change) 3
Hold current vs ambient temperature I hold 2.6 A ambient -40°C 2
Hold current vs ambient temperature I hold 2.44 A ambient -20°C 2
Hold current vs ambient temperature I hold 2.35 A ambient 0°C 2
Hold current vs ambient temperature I hold 2 A ambient 20°C 2
Hold current vs ambient temperature I hold 1.78 A ambient 40°C 2
Hold current vs ambient temperature I hold 1.67 A ambient 50°C 2
Hold current vs ambient temperature I hold 1.5 A ambient 60°C 2
Hold current vs ambient temperature I hold 1.45 A ambient 70°C 2
Hold current vs ambient temperature I hold 1.1 A ambient 85°C 2
Operating temperature range -40 85 °C Operating temperature 3
Maximum device surface temperature in tripped state 125 °C tripped state 3

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts Copper Terminal Material Solder-Plated Copper (Solder Material: 3

CAD (KiCad official)

  • Symbol: 1210L200PR
  • Footprint: Fuse:Fuse_1210_3225Metric
  • 3D model: 1210 (KiCad packages3D, STEP)
  • 3D model files: 1210l200pr-etched.step / 1210l200pr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1210l200pr.step / 1210l200pr.glb are the bare package body.

Provenance

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

  • Datasheet: Littelfuse datasheet (6 pp, sha256 137bfa2458616277, 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