component
SMD1812-035-60
Public Made by Adomby adom
hongjiacheng Resettable Fuses, 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 7d ago |
| viewers | 7d ago |
| package.json | 7d ago |
| page.json | 7d ago |
| README.md | 7d ago |
| smd1812-035-60-etched.glb | 7d ago |
| smd1812-035-60-etched.step | 7d ago |
| smd1812-035-60-hero.glb | 7d ago |
| smd1812-035-60-hero.overlay.json | 7d ago |
| smd1812-035-60.glb | 7d ago |
| smd1812-035-60.kicad_mod | 7d ago |
| smd1812-035-60.kicad_sym | 7d ago |
| smd1812-035-60.lbr | 7d ago |
| smd1812-035-60.step | 7d ago |
SMD1812-035-60
hongjiacheng · Resettable Fuses · 1812
SMD1812-035-60 from hongjiacheng, 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 | First terminal of the non-polarized PTC; Ihold 0.35 A, Itrip 0.75 A, Vmax 60 V, Imax 40 A. |
| 2 | 2 | passive | Second terminal of the non-polarized PTC; Ri min 0.40 Ω, R1 max 2.70 Ω, interchangeable with terminal 1. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | hongjiacheng |
| 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 |
|---|---|---|---|---|---|---|---|
| Hold current (Ihold), maximum | Ihold | 0.35 | A | 25℃ still air | 2 | ||
| Trip current (Itrip), minimum | Itrip | 0.75 | A | 25℃ still air | 2 | ||
| Maximum voltage (Vmax) | Vmax | 60 | V | Maximum voltage device can withstand without damage at rated current (Imax) | 2 | ||
| Maximum fault current (Imax) | Imax | 40 | A | Maximum fault current device can withstand without damage at rated voltage (Vmax) | 2 | ||
| Power dissipated in tripped state (Pd typ.) | Pd | 1 | W | Tripped state, 25℃ still air | 2 | ||
| Maximum time-to-trip | 8 | Sec | 2 | ||||
| Minimum resistance in initial (un-soldered) state (Ri min) | Ri | 0.15 | Ω | Initial (un-soldered) state | 2 | ||
| Maximum resistance at 25℃ after trip or reflow (R1 max) | R1 | 2.7 | Ω | 25℃, measured one hour after tripping or reflow soldering of 260℃ for 20 sec | 2 | ||
| Operating / storage temperature | -40 | 85 | ℃ | Operating / storage temperature | 5 | ||
| Maximum device surface temperature in tripped state | 125 | ℃ | Tripped state | 5 | |||
| Reflow peak temperature (TP) | TP | 260 | ℃ | Printed as +260(+0/-5)℃; do not exceed +260℃ | 1 |
CAD (KiCad official)
- Symbol:
SMD1812-035-60 - 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:
smd1812-035-60-etched.step/smd1812-035-60-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smd1812-035-60.step/smd1812-035-60.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (6 pp, sha256
8ab1f213bc6d6cd2, retrieved 2026-10-18, 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).