# P4KE13A

**Yangzhou Yangjie Elec Tech** · ESD And Surge Protection (TVS/ESD) · DO-41

P4KE13A from Yangzhou Yangjie Elec Tech, in a DO-41. 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, the end marked with the color band; for the unidirectional P4KE13A it is the positive side, with VBR 12.4 V min to 13.7 V max at 1 mA and VRWM 11.1 V. |
| 2 | A | passive | Anode, the end without the color band; the unidirectional P4KE13A clamps at 18.2 V max at IPP of 22 A (10/1000 us) and has 400 W peak pulse power. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| Package | DO-41 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `P4KE13A`
- Footprint: `Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal`
- 3D model: DO-41 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Yangzhou Yangjie Elec Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590456021232611328) (5 pp, sha256 `d4f048ea33bbb463`, retrieved 2026-10-13, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+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/p4ke13a-datasheet.pdf)