# ESDA6V8AV5-P

**TECH PUBLIC** · ESD And Surge Protection (TVS/ESD) · SOT-553

ESDA6V8AV5-P from TECH PUBLIC, in a SOT-553. 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 | IO1 | passive | ESD-protected I/O channel 1, steered by a diode to GND; working peak reverse voltage 5 V max. |
| 2 | GND | power_in | Common ground return for all four protection diodes. |
| 3 | IO2 | passive | ESD-protected I/O channel 2, steered by a diode to GND; working peak reverse voltage 5 V max. |
| 4 | IO3 | passive | ESD-protected I/O channel 3, steered by a diode to GND; working peak reverse voltage 5 V max. |
| 5 | IO4 | passive | ESD-protected I/O channel 4, steered by a diode to GND; working peak reverse voltage 5 V max. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | SOT-553 |
| Category | Circuit Protection |
| Pins | 5 |

## CAD (KiCad official)

- Symbol: `ESDA6V8AV5-P`
- Footprint: `Package_TO_SOT_SMD:SOT-553`
- 3D model: SOT-553 (KiCad packages3D, STEP)
- 3D model files: `esda6v8av5-p-etched.step` / `esda6v8av5-p-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esda6v8av5-p.step` / `esda6v8av5-p.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/8590931169414496256) (5 pp, sha256 `0b86c0789d2611ae`, retrieved 2026-10-19, 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/esda6v8av5-p-datasheet.pdf)