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SMD15A
Public Made by Adomby adom
Leiditech ESD Protection Devices, SOD-123FL. 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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SMD15A
Leiditech · ESD Protection Devices · SOD-123FL
SMD15A from Leiditech, in a SOD-123FL. 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Leiditech |
| Package | SOD-123FL |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 16.7 | 19.2 | V | IT = 1mA | 2 | |
| Reverse Working Voltage | VRWM | 15 | V | 2 | |||
| Reverse Leakage Current | IR | 1 | µA | VRWM = 12V | 2 | ||
| Clamping Voltage | VC | 22.5 | V | IPP = 40A (8 x 20 µs pulse) | 2 | ||
| Clamping Voltage | VC | 26.5 | V | IPP = 100A (8 x 20 µs pulse) | 2 | ||
| Peak Pulse Power (8/20µs) | Ppp | 4000 | W | Tamb=25°C | 1 | ||
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | 30 | kV | Tamb=25°C | 1 | |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | 30 | kV | Tamb=25°C | 1 | |
| Operating Temperature Range | TJ | -55 | 125 | °C | 1 | ||
| Storage Temperature Range | TSTJ | -55 | 150 | °C | 1 | ||
| Junction Capacitance | CJ | 700 | pF | V = 0V, f = 1MHz | 2 |
CAD (KiCad official)
- Symbol:
SMD15A - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
smd15a-etched.step/smd15a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smd15a.step/smd15a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Leiditech datasheet (3 pp, sha256
56a31f5863978f59, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal 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).
# SMD15A
**Leiditech** · ESD Protection Devices · SOD-123FL
SMD15A from Leiditech, in a SOD-123FL. 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Leiditech |
| Package | SOD-123FL |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 16.7 | | 19.2 | V | IT = 1mA | 2 |
| Reverse Working Voltage | VRWM | | | 15 | V | | 2 |
| Reverse Leakage Current | IR | | | 1 | µA | VRWM = 12V | 2 |
| Clamping Voltage | VC | | | 22.5 | V | IPP = 40A (8 x 20 µs pulse) | 2 |
| Clamping Voltage | VC | | | 26.5 | V | IPP = 100A (8 x 20 µs pulse) | 2 |
| Peak Pulse Power (8/20µs) | Ppp | | | 4000 | W | Tamb=25°C | 1 |
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | | 30 | kV | Tamb=25°C | 1 |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | | 30 | kV | Tamb=25°C | 1 |
| Operating Temperature Range | TJ | -55 | | 125 | °C | | 1 |
| Storage Temperature Range | TSTJ | -55 | | 150 | °C | | 1 |
| Junction Capacitance | CJ | | 700 | | pF | V = 0V, f = 1MHz | 2 |
## CAD (KiCad official)
- Symbol: `SMD15A`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `smd15a-etched.step` / `smd15a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smd15a.step` / `smd15a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Leiditech datasheet](docs/smd15a-datasheet.pdf) (3 pp, sha256 `56a31f5863978f59`, retrieved 2026-10-22, 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/smd15a-datasheet.pdf)