# TPSMF15A

**TECH PUBLIC** · ESD And Surge Protection (TVS/ESD) · SOD-123FL

TPSMF15A from TECH PUBLIC, in a SOD-123FL. 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 | Cathode | passive | Cathode of the unidirectional TVS (TPSMF15A): stand-off voltage 15 V, breakdown 16.7 V to 18.5 V at 1 mA, max clamping 24.4 V at 8.2 A (10/1000 µs). |
| 2 | Anode | passive | Anode of the unidirectional TVS (TPSMF15A); peak pulse power 200 W at 10/1000 µs. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | SOD-123FL |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `TPSMF15A`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `tpsmf15a-etched.step` / `tpsmf15a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tpsmf15a.step` / `tpsmf15a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECH PUBLIC datasheet](docs/tpsmf15a-datasheet.pdf) (6 pp, sha256 `fe466c24ff5f062e`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (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](docs/tpsmf15a-datasheet.pdf)