# KPESD5V0V1BB

**KUU** · ESD And Surge Protection (TVS/ESD) · SOD-523

KPESD5V0V1BB from KUU, in a SOD-523. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | KUU |
| Package | SOD-523 |
| 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 (tp=8/20μs waveform) | PPP |  |  | 120 | W | tp=8/20μs waveform | 2 |
| Peak Pulse Current (8/20µs) | IPP |  |  | 8 | A | 8/20µs | 2 |
| ESD per IEC 61000-4-2 (Air) | VESD | -30 |  | 30 | KV |  | 2 |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 |  | 30 | KV |  | 2 |
| Operating Temperature Range | TJ | -55 |  | 125 | °C |  | 2 |
| Storage Temperature Range | Tstg | -55 |  | 150 | °C |  | 2 |
| Reverse Working Voltage | VRWM |  |  | 5 | V |  | 2 |
| Reverse Breakdown Voltage | VBR | 5.6 |  | 8 | V | IR = 1mA | 2 |
| Reverse Leakage Current | IR |  |  | 0.2 | uA | VR = 5V | 2 |
| Clamping voltage | VC |  |  | 10 | V | IPP = 1A,TP=8/20us | 2 |
| Clamping voltage | VC |  |  | 15 | V | IPP = 8A,TP=8/20us | 2 |
| Junction capacitance | CJ |  |  | 20 | pF | VR =0V,f =1MHz | 2 |

## CAD (KiCad official)

- Symbol: `KPESD5V0V1BB`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `kpesd5v0v1bb-etched.step` / `kpesd5v0v1bb-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kpesd5v0v1bb.step` / `kpesd5v0v1bb.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [KUU datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757283741456703488) (5 pp, sha256 `68b00dff4f2f4001`, retrieved 2026-10-14, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band 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/kpesd5v0v1bb-datasheet.pdf)