# BPESD0402-140

**BORN** · ESD And Surge Protection (TVS/ESD) · 0402

BPESD0402-140 from BORN, in a 0402. 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 ESD protection terminal on one end of the 0402 (DFN1006 outline) body, interchangeable with pin 2; continuous operating voltage 14 V max, 0.15 pF typ. capacitance at 10 MHz. |
| 2 | 2 | passive | Bi-directional ESD protection terminal on the opposite end of the body, interchangeable with pin 1; withstands IEC 61000-4-2 8 kV contact discharge with 40 V max clamping voltage. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| Package | 0402 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `BPESD0402-140`
- Footprint: `Diode_SMD:D_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `bpesd0402-140-etched.step` / `bpesd0402-140-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bpesd0402-140.step` / `bpesd0402-140.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BORN datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589837265720672256) (4 pp, sha256 `e9bbe8d6afcf7a43`, retrieved 2026-10-09, 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/bpesd0402-140-datasheet.pdf)