component
ESDHD05UBX
Public Made by Adomby adom
WeEn Semiconductors ESD 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.
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ESDHD05UBX
WeEn Semiconductors · ESD And Surge Protection (TVS/ESD) · SOD-523
ESDHD05UBX from WeEn Semiconductors, 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 | WeEn Semiconductors |
| 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 |
|---|---|---|---|---|---|---|---|
| Max. reverse working voltage | VRWM | 5 | V | 2 | |||
| Min. breakdown voltage | VBR | 5.9 | V | IT = 1 mA | 2 | ||
| Max. clamping voltage | VC | 9 | V | Ipp = 1 A | 2 | ||
| Max. clamping voltage | VC | 15 | V | Max Ipp | 2 | ||
| Max. peak pulse current | Ipp | 16 | A | 8/20 μs | 2 | ||
| Maximum reverse leakage current | IR | 1 | μA | @ VR | 2 | ||
| Typical junction capacitance | Cj | 160 | pF | 0 V, 1 MHz | 2 | ||
| ESD per IEC 61000-4-2 (air) | VESD | -30 | 30 | kV | ESD per IEC 61000-4-2 (air) | 1 | |
| ESD per IEC 61000-4-2 (contact) | VESD | -30 | 30 | kV | ESD per IEC 61000-4-2 (contact) | 1 | |
| Storage temperature range | Tstg | -55 | 150 | °C | 1 | ||
| Operating temperature range | Tj | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
ESDHD05UBX - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
esdhd05ubx-etched.step/esdhd05ubx-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);esdhd05ubx.step/esdhd05ubx.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: WeEn Semiconductors datasheet (6 pp, sha256
2dc4dfb3bd7e3cfd, retrieved 2026-10-21, 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).
# ESDHD05UBX
**WeEn Semiconductors** · ESD And Surge Protection (TVS/ESD) · SOD-523
ESDHD05UBX from WeEn Semiconductors, 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 | WeEn Semiconductors |
| 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 |
|---|---|---|---|---|---|---|---|
| Max. reverse working voltage | VRWM | | | 5 | V | | 2 |
| Min. breakdown voltage | VBR | 5.9 | | | V | IT = 1 mA | 2 |
| Max. clamping voltage | VC | | | 9 | V | Ipp = 1 A | 2 |
| Max. clamping voltage | VC | | | 15 | V | Max Ipp | 2 |
| Max. peak pulse current | Ipp | | | 16 | A | 8/20 μs | 2 |
| Maximum reverse leakage current | IR | | | 1 | μA | @ VR | 2 |
| Typical junction capacitance | Cj | | 160 | | pF | 0 V, 1 MHz | 2 |
| ESD per IEC 61000-4-2 (air) | VESD | -30 | | 30 | kV | ESD per IEC 61000-4-2 (air) | 1 |
| ESD per IEC 61000-4-2 (contact) | VESD | -30 | | 30 | kV | ESD per IEC 61000-4-2 (contact) | 1 |
| Storage temperature range | Tstg | -55 | | 150 | °C | | 1 |
| Operating temperature range | Tj | -55 | | 150 | °C | | 1 |
## CAD (KiCad official)
- Symbol: `ESDHD05UBX`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `esdhd05ubx-etched.step` / `esdhd05ubx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esdhd05ubx.step` / `esdhd05ubx.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [WeEn Semiconductors datasheet](docs/esdhd05ubx-datasheet.pdf) (6 pp, sha256 `2dc4dfb3bd7e3cfd`, retrieved 2026-10-21, 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/esdhd05ubx-datasheet.pdf)