# 0603ESDA2-TR2

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

0603ESDA2-TR2 from EATON, 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | EATON |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating Temperature |  | -55 | 25 | 105 | °C |  | 1 |
| Capacitance |  |  | 0.1 | 0.15 | pF | @ 1MHz | 1 |
| Leakage Current |  |  |  | 100 | nA | @ 12Vdc | 1 |
| Continuous Operating Voltage |  |  |  | 14 | Vdc |  | 1 |
| Clamping Voltage |  |  |  | 35 | V | Per IEC 61000-4-2, 30A @ 8kV, Level 4, contact discharge, measurement made 30ns after initiation of pulse | 1 |
| Trigger Voltage |  |  |  | 350 | V | Transmission Line Pulse (TLP) method | 1 |
| ESD Threat Voltage Capability |  |  |  | 8 | kV |  | 1 |
| Peak Current |  |  | 45 | 30 | A |  | 1 |
| ESD Pulse Withstand |  | 20 |  |  | # Pulses |  | 1 |
| Peak temperature, IR reflow |  |  |  | 260 | °C | 30 sec max; capable of 3X reflow | 3 |
| Peak temperature, wave solder |  |  |  | 260 | °C | 10 sec max | 3 |
| Peak temperature, hand soldering |  |  |  | 350 | °C | 5 sec max | 3 |

## CAD (KiCad official)

- Symbol: `0603ESDA2-TR2`
- Footprint: `Diode_SMD:D_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `0603esda2-tr2-etched.step` / `0603esda2-tr2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `0603esda2-tr2.step` / `0603esda2-tr2.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [EATON datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907946178334720) (3 pp, sha256 `4e25d3e31602a54d`, retrieved 2026-10-17, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/0603esda2-tr2-datasheet.pdf)