# PESD03V32D-LC

**TECH PUBLIC** · ESD And Surge Protection (TVS/ESD) · SOD-323

PESD03V32D-LC from TECH PUBLIC, in a SOD-323. 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 | Bi-directional TVS terminal 1 protecting one power or data line, 3.3V max reverse working voltage, 1.0 pF typical capacitance. |
| 2 | 2 | passive | Bi-directional TVS terminal 2 (return side, polarity-agnostic), 3.3V max reverse working voltage, ±30kV IEC 61000-4-2 ESD rating. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | SOD-323 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `PESD03V32D-LC`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `pesd03v32d-lc-etched.step` / `pesd03v32d-lc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pesd03v32d-lc.step` / `pesd03v32d-lc.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECH PUBLIC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589028108103639040) (4 pp, sha256 `4cdb596246c5206f`, 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/pesd03v32d-lc-datasheet.pdf)