component
BSMD1210L-350
Public Made by Adomby adom
BHFUSE Resettable Fuses, 1210. 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 | 20d ago |
| viewers | 20d ago |
| bsmd1210l-350-etched.glb | 20d ago |
| bsmd1210l-350-etched.step | 20d ago |
| bsmd1210l-350-hero.glb | 20d ago |
| bsmd1210l-350-hero.overlay.json | 20d ago |
| bsmd1210l-350.glb | 20d ago |
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| bsmd1210l-350.lbr | 20d ago |
| bsmd1210l-350.step | 20d ago |
| package.json | 20d ago |
| page.json | 20d ago |
| README.md | 20d ago |
BSMD1210L-350
BHFUSE · Resettable Fuses · 1210
BSMD1210L-350 from BHFUSE, 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 pad of the non-polarized PTC device (pad 1.00±0.1 x 2.70±0.1 mm), rated Ihold 3.50 A, Itrip 7.00 A, Vmax 6.0 Vdc, Imax 50 A. |
| 2 | 2 | passive | Second terminal pad of the non-polarized PTC device, placed 2.00±0.1 mm from the other pad, with Rmin 0.003 Ω and R1max 0.013 Ω. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BHFUSE |
| 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 |
|---|---|---|---|---|---|---|---|
| Hold current (Ihold) | Ihold | 3.5 | A | 25°C still air | 1 | ||
| Trip current (Itrip) | Itrip | 7 | A | 25°C still air | 1 | ||
| Maximum voltage (Vmax) | Vmax | 6 | Vdc | at rated current (Imax) | 1 | ||
| Maximum fault current (Imax) | Imax | 50 | A | at rated voltage (Vmax) | 1 | ||
| Minimum initial resistance (Rmin) | Rmin | 0.003 | Ω | initial (un-soldered) state | 1 | ||
| Maximum resistance after trip or reflow (R1max) | R1max | 0.013 | Ω | 25°C, measured one hour after tripping or reflow soldering of 260°C for 20 sec | 1 | ||
| Typical power dissipated in tripped state (Pd typ) | Pd | 1.2 | W | tripped state, 25°C still air | 1 | ||
| Time to trip: current | 17.5 | A | time to trip column; paired with 5.0 s | 1 | |||
| Time to trip: time | 5 | s | time to trip column; paired with 17.5 A | 1 | |||
| Ihold vs ambient temperature | Ihold | 3.57 | A | ambient -40 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 4.29 | A | ambient -20 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 3.88 | A | ambient 0 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 3.5 | A | ambient 25 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 2.98 | A | ambient 40 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 2.68 | A | ambient 50 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 2.34 | A | ambient 60 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 2.03 | A | ambient 70 °C | 3 | ||
| Ihold vs ambient temperature | Ihold | 1.66 | A | ambient 85 °C | 3 | ||
| Ambient operating temperature | -40 | 85 | °C | 3 | |||
| Maximum surface temperature in tripped state | 125 | °C | device in tripped state | 3 |
CAD (KiCad official)
- Symbol:
BSMD1210L-350 - Footprint:
Fuse:Fuse_1210_3225Metric - 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files:
bsmd1210l-350-etched.step/bsmd1210l-350-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bsmd1210l-350.step/bsmd1210l-350.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BHFUSE datasheet (7 pp, sha256
16be034a18f85d4c, 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).