# TLC-USMD150

**TLC Electronic** · Resettable Fuses · 1210

TLC-USMD150 from TLC Electronic, 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 | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TLC Electronic |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum voltage (V max) | V max |  |  | 6 | V |  | 1 |
| Maximum current (I max) | I max |  |  | 40 | A |  | 1 |
| Maximum time to trip (Sec.) |  |  |  | 0.5 | Sec. |  | 1 |
| Minimum resistance (R min) | R min | 0.03 |  |  | Ω |  | 1 |
| Maximum resistance (R1 max) | R1 max |  |  | 0.11 | Ω |  | 1 |
| Hold current (IH) | IH |  | 1.5 |  | A |  | 1 |
| Trip current (IT) | IT |  | 3 |  | A |  | 1 |
| Power dissipation (Pd typ) | Pd typ |  | 0.6 |  | W |  | 1 |

## CAD (KiCad official)

- Symbol: `TLC-USMD150`
- Footprint: `Fuse:Fuse_1210_3225Metric`
- 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files: `tlc-usmd150-etched.step` / `tlc-usmd150-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tlc-usmd150.step` / `tlc-usmd150.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TLC Electronic datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902643222003712) (2 pp, sha256 `1b268842f4ca424b`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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](docs/tlc-usmd150-datasheet.pdf)