component
K1210L110YR
Public Made by Adomby adom
KUU Resettable Fuses, 1210. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownK1210L110YR
KUU · Resettable Fuses · 1210
K1210L110YR from KUU, 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 | One terminal of the non-polarized resettable PTC fuse (hold current IH 1.10 A, trip current IT 2.20 A, Vmax 6 V, Imax 40 A). |
| 2 | 2 | passive | Other terminal of the non-polarized resettable PTC fuse (hold current IH 1.10 A, trip current IT 2.20 A, Vmax 6 V, Imax 40 A). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | KUU |
| 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 |
|---|---|---|---|---|---|---|---|
| Electrical table row 1 (label not printed in text), Min | 3 | 1 | |||||
| Electrical table row 1 (label not printed in text), Max | 3.43 | 1 | |||||
| Electrical table row 2 (label not printed in text), Min | 2.35 | 1 | |||||
| Electrical table row 2 (label not printed in text), Max | 2.8 | 1 | |||||
| Electrical table row 3 (label not printed in text), Min | 0.45 | 1 | |||||
| Electrical table row 3 (label not printed in text), Max | 0.85 | 1 | |||||
| Electrical table row 4 (label not printed in text), Min | 0.3 | 1 | |||||
| Minimum resistance | R min | 0.05 | Ω | 1 | |||
| Maximum initial resistance | R1 max | 0.24 | Ω | 1 | |||
| Maximum voltage | V max | 6 | V | 1 | |||
| Maximum current | I max | 40 | A | 1 | |||
| Hold current | IH | 1.1 | A | 1 | |||
| Trip current | IT | 2.2 | A | 1 | |||
| Time to trip (max action time) | 0.3 | Sec. | 1 | ||||
| Power dissipation | Pd typ | 0.6 | W | 1 | |||
| Hold current at ambient -40℃ | IH | 1.6 | A | Ambient temperature -40℃ | 2 | ||
| Hold current at ambient -20℃ | IH | 1.42 | A | Ambient temperature -20℃ | 2 | ||
| Hold current at ambient 0℃ | IH | 1.26 | A | Ambient temperature 0℃ | 2 | ||
| Hold current at ambient 25℃ | IH | 1.1 | A | Ambient temperature 25℃ | 2 | ||
| Hold current at ambient 40℃ | IH | 0.94 | A | Ambient temperature 40℃ | 2 | ||
| Hold current at ambient 50℃ | IH | 0.86 | A | Ambient temperature 50℃ | 2 | ||
| Hold current at ambient 60℃ | IH | 0.8 | A | Ambient temperature 60℃ | 2 | ||
| Hold current at ambient 70℃ | IH | 0.7 | A | Ambient temperature 70℃ | 2 | ||
| Hold current at ambient 85℃ | IH | 0.58 | A | Ambient temperature 85℃ | 2 |
CAD (KiCad official)
- Symbol:
K1210L110YR - Footprint:
Fuse:Fuse_1210_3225Metric - 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files:
k1210l110yr-etched.step/k1210l110yr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);k1210l110yr.step/k1210l110yr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KUU datasheet (2 pp, sha256
f1983841a4373ecd, retrieved 2026-10-14, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).