# SAC22

**Brightking** · ESD And Surge Protection (TVS/ESD) · DO-15

SAC22 from Brightking, in a DO-15. 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 | Brightking |
| Package | DO-15 |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak pulse power dissipation at 10/1000μs waveform | PPPM | 500 |  |  | W | 10/1000μs waveform (Note1, Note2, Fig.1) | 1 |
| Steady state power dissipation | PM(AV) |  |  | 3 | W | TA=50℃ (Fig.5) | 1 |
| Operating junction and storage temperature range | TJ,TSTG | -55 |  | 150 | ℃ |  | 1 |
| Minimum breakdown voltage (SAC22) | VBR | 24.4 |  |  | V | @IT=1mA | 2 |
| Maximum reverse leakage (SAC22) | IR |  |  | 1 | μA | @VRWM | 2 |
| Maximum clamping voltage (SAC22) | VC |  |  | 35.4 | V | @IPP=5A | 2 |
| Maximum peak pulse current (SAC22) | IPP |  |  | 14 | A |  | 2 |
| Maximum junction capacitance (SAC22) |  |  |  | 50 | pF | @0V | 2 |
| Peak temperature (recommended soldering) |  |  |  | 265 | ℃ | Wave soldering; soldering 1 time | 4 |
| Dipping time (recommended soldering) |  |  |  | 10 | s | Wave soldering; peak temperature 265℃ | 4 |

## CAD (KiCad official)

- Symbol: `SAC22`
- Footprint: `Diode_THT:D_DO-15_P12.70mm_Horizontal`
- 3D model: DO-15 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Brightking datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905730481270785) (5 pp, sha256 `80128a81fa155d6e`, retrieved 2026-10-15, 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/sac22-datasheet.pdf)