# PTVS12VZ1USKYL

**Nexperia** · ESD And Surge Protection (TVS/ESD) · 0603

PTVS12VZ1USKYL from Nexperia, in a 0603. 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 | K | passive | Cathode of the unidirectional TVS diode, marked by the marking bar on the package; ratings are measured from pin 1 to pin 2. |
| 2 | A | passive | Anode of the unidirectional TVS diode; ratings are measured from pin 1 to pin 2. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | 0603 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse standoff voltage | VRWM |  |  | 12 | V | Tamb = 25 °C | 4 |
| Breakdown voltage | VBR | 13.3 | 14.4 | 15.4 | V | IR = 10 mA; Tamb = 25 °C | 4 |
| Reverse leakage current | IRM |  | 0.1 | 200 | nA | VRWM = 12 V; Tamb = 25 °C | 4 |
| Clamping voltage (8/20 µs) | VCL |  | 24.9 | 29 | V | IPPM = 65 A; Tamb = 25 °C; tp = 8/20 µs | 4 |
| Clamping voltage (10/1000 µs) | VCL |  | 18 | 21.8 | V | IPPM = 10.5 A; Tamb = 25 °C; tp = 10/1000 µs | 4 |
| Peak pulse power | PPPM |  |  | 1900 | W | tp = 8/20 µs | 3 |
| Peak pulse power | PPPM |  |  | 230 | W | tp = 10/1000 µs | 3 |
| Peak pulse current | IPPM |  |  | 65 | A | tp = 8/20 µs | 3 |
| Peak pulse current | IPPM |  |  | 10.5 | A | tp = 10/1000 µs | 3 |
| Junction temperature | Tj |  |  | 150 | °C |  | 3 |
| Ambient temperature | Tamb | -40 |  | 125 | °C |  | 3 |
| Storage temperature | Tstg | -65 |  | 150 | °C |  | 3 |
| ESD electrostatic discharge voltage (contact) | VESD |  |  | 30 | kV | IEC 61000-4-2; contact discharge | 3 |
| ESD electrostatic discharge voltage (air) | VESD |  |  | 30 | kV | IEC 61000-4-2; air discharge | 3 |

## CAD (KiCad official)

- Symbol: `PTVS12VZ1USKYL`
- Footprint: `Diode_SMD:D_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `ptvs12vz1uskyl-etched.step` / `ptvs12vz1uskyl-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ptvs12vz1uskyl.step` / `ptvs12vz1uskyl.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Nexperia datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912872935575552) (14 pp, sha256 `783e0d2725544a6e`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/ptvs12vz1uskyl-datasheet.pdf)