component
ESD5Z12B
Public Made by Adomby adom
Wild Goose Electrostatic And Surge Protection (TVS/ESD), SOD-523. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
ESD5Z12B
Wild Goose · Electrostatic And Surge Protection (TVS/ESD) · SOD-523
ESD5Z12B from Wild Goose, 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 | Wild Goose |
| Package | SOD-523 |
| Category | TVS/Fuse/Board Level 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 |
|---|---|---|---|---|---|---|---|
| Reverse Working Voltage | VRWM | 12 | V | 2 | |||
| Breakdown Voltage | VBR | 13.5 | V | IT=1mA | 2 | ||
| Leakage Current | IR | 100 | nA | VRWM=12V | 2 | ||
| Clamping Voltage | VC | 24 | V | IPP=8.0A,Tp=8/20μs | 2 | ||
| Junction Capacitance | CJ | 45 | pF | VR=0V, f=1MHz | 2 | ||
| Peak Pulse Power | PPPM | 200 | W | tp = 8/20μs | 2 | ||
| Peak Pulse Current | IPPM | 8 | A | tp = 8/20μs | 2 | ||
| Maximum lead temperature for soldering | TL | 260 | °C | during 10s | 2 | ||
| Storage Temperature Range | Tstg | -55 | 150 | °C | 2 | ||
| Operating Temperature Range | TOP | -40 | 125 | °C | 2 | ||
| Maximum junction temperature | Tj | 150 | °C | 2 | |||
| ESD voltage (air discharge) | VESD | 15 | kV | IEC 61000-4-2 air discharge | 2 | ||
| ESD voltage (contact discharge) | VESD | 8 | kV | IEC 61000-4-2 contact discharge | 2 |
CAD (KiCad official)
- Symbol:
ESD5Z12B - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
esd5z12b-etched.step/esd5z12b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);esd5z12b.step/esd5z12b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Wild Goose datasheet (3 pp, sha256
4a5594f6d10c4056, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).
# ESD5Z12B
**Wild Goose** · Electrostatic And Surge Protection (TVS/ESD) · SOD-523
ESD5Z12B from Wild Goose, 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 | Wild Goose |
| Package | SOD-523 |
| Category | TVS/Fuse/Board Level 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 |
|---|---|---|---|---|---|---|---|
| Reverse Working Voltage | VRWM | | | 12 | V | | 2 |
| Breakdown Voltage | VBR | 13.5 | | | V | IT=1mA | 2 |
| Leakage Current | IR | | | 100 | nA | VRWM=12V | 2 |
| Clamping Voltage | VC | | | 24 | V | IPP=8.0A,Tp=8/20μs | 2 |
| Junction Capacitance | CJ | | | 45 | pF | VR=0V, f=1MHz | 2 |
| Peak Pulse Power | PPPM | | | 200 | W | tp = 8/20μs | 2 |
| Peak Pulse Current | IPPM | | | 8 | A | tp = 8/20μs | 2 |
| Maximum lead temperature for soldering | TL | | | 260 | °C | during 10s | 2 |
| Storage Temperature Range | Tstg | -55 | | 150 | °C | | 2 |
| Operating Temperature Range | TOP | -40 | | 125 | °C | | 2 |
| Maximum junction temperature | Tj | | | 150 | °C | | 2 |
| ESD voltage (air discharge) | VESD | | | 15 | kV | IEC 61000-4-2 air discharge | 2 |
| ESD voltage (contact discharge) | VESD | | | 8 | kV | IEC 61000-4-2 contact discharge | 2 |
## CAD (KiCad official)
- Symbol: `ESD5Z12B`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `esd5z12b-etched.step` / `esd5z12b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esd5z12b.step` / `esd5z12b.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Wild Goose datasheet](docs/esd5z12b-datasheet.pdf) (3 pp, sha256 `4a5594f6d10c4056`, retrieved 2026-10-22, 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/esd5z12b-datasheet.pdf)