# SLVU2.8-8-TP

**TECH PUBLIC** · ESD Protection Devices · SO-8

SLVU2.8-8-TP from TECH PUBLIC, in a SO-8. 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 | Protected line paired with pin 2 in the lower-left TVS steering-diode block, 2.8V VRWM, about 2pF per line at 0V and 1MHz. |
| 2 | 2 | passive | Protected line paired with pin 1 in the lower-left TVS steering-diode block, 2.8V VRWM, 1.0µA max leakage per line. |
| 3 | 3 | passive | Protected line paired with pin 4 in the lower-right TVS steering-diode block, 2.8V VRWM, about 2pF per line at 0V and 1MHz. |
| 4 | 4 | passive | Protected line paired with pin 3 in the lower-right TVS steering-diode block, 2.8V VRWM, 1.0µA max leakage per line. |
| 5 | 5 | passive | Protected line paired with pin 6 in the upper-right TVS steering-diode block, 2.8V VRWM, ESD protection to ±30kV air and ±25kV contact per IEC 61000-4-2. |
| 6 | 6 | passive | Protected line paired with pin 5 in the upper-right TVS steering-diode block, 2.8V VRWM, 400W peak pulse power at 8/20µs. |
| 7 | 7 | passive | Protected line paired with pin 8 in the upper-left TVS steering-diode block, 2.8V VRWM, ESD protection to ±30kV air and ±25kV contact per IEC 61000-4-2. |
| 8 | 8 | passive | Protected line paired with pin 7 in the upper-left TVS steering-diode block, 2.8V VRWM, 400W peak pulse power at 8/20µs. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | SO-8 |
| Category | Circuit Protection |
| Pins | 8 |

## 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 (8/20µs) | Ppk |  |  | 400 | W | 8/20µs | 2 |
| Peak Pulse Current (8/20µs) | IPP |  |  | 2 | A | 8/20µs | 2 |
| ESD per IEC 61000-4-2 (Air) | VESD | -30 |  | 30 | kV | IEC 61000-4-2 (Air) | 2 |
| ESD per IEC 61000-4-2 (Contact) | VESD | -25 |  | 25 | kV | IEC 61000-4-2 (Contact) | 2 |
| Operating Temperature Range | TJ | -55 |  | 125 | °C |  | 2 |
| Storage Temperature Range | Tstg | -55 |  | 150 | °C |  | 2 |
| Reverse Leakage Current | IR |  | 0.1 | 1 | µA | VRWM = 2.8V (Each Line) | 2 |
| Reverse Working Voltage | VRWM |  | 2.8 |  | V |  | 2 |
| Pouch-Through Voltage | VPT |  | 3 |  | V | IPT = 2µA | 2 |
| Snap-Back Voltage | VSB |  | 2.8 |  | V | ISB = 50mA | 2 |
| Junction Capacitance (Each Line) | CJ |  | 2 |  | pF | VR = 0V, f = 1MHz (Each Line) | 2 |
| Clamping Voltage (Each Line) | VC |  | 6 |  | V | IPP = 1A (8 x 20µs pulse) (Each Line) | 2 |
| Clamping Voltage (Each Line) | VC |  | 8 |  | V | IPP = 5A (8 x 20µs pulse) (Each Line) | 2 |
| Clamping Voltage | VC |  | 17 |  | V | IPP = 2 A (8 x 20µs pulse) | 2 |
| Clamping Voltage (Each Line) | VC |  | 10 |  | V | IPP = 10A (8 x 20µs pulse) (Each Line) | 2 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | tin |  Lead Finish: Matte Tin  Case Material: “Green” Molding Compound. | 1 |

## CAD (KiCad official)

- Symbol: `SLVU2.8-8-TP`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SO-8 (KiCad packages3D, STEP)
- 3D model files: `slvu2-8-8-tp-etched.step` / `slvu2-8-8-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `slvu2-8-8-tp.step` / `slvu2-8-8-tp.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECH PUBLIC datasheet](docs/slvu2-8-8-tp-datasheet.pdf) (4 pp, sha256 `caab7fbb02b62f62`, retrieved 2026-11-04, 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/slvu2-8-8-tp-datasheet.pdf)