component
SJD12A15L01
Public Made by Adomby adom
Liown 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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SJD12A15L01
Liown · ESD Protection Devices · SOD-123FL
SJD12A15L01 from Liown, 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 | Liown |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Stand-Off Voltage | VR | 15 | V | 2 | |||
| Breakdown Voltage | VB | 16.7 | 18.5 | V | @IT = 1 mA | 2 | |
| Test Current | IT | 1 | mA | 2 | |||
| Maximum Clamping Voltage | VC | 24.4 | V | @IPP = 8.2 A | 2 | ||
| Peak Pulse Current | IPP | 8.2 | A | 2 | |||
| Reverse Leakage Current | IR | 1 | μA | @VR | 2 | ||
| Peak pulse power dissipation 10/1000μs | PPPM | 200 | W | 10/1000μs waveform, TA=25℃ | 1 | ||
| Peak pulse power 8/20μs | PPPM | 1000 | W | tp=8/20μs waveform, TA=25℃ | 1 | ||
| Steady state power dissipation | PM(AV) | 1 | W | TL=75℃ | 1 | ||
| Maximum Instantaneous Forward Voltage | VF | 3.5 | V | at 12A, unidirectional only | 1 | ||
| Peak forward surge current | IFSM | 20 | A | 8.3ms single half sine-wave, JEDEC method | 1 | ||
| Operating junction and storage temperature | TJ,TSTG | -55 | 150 | ℃ | 1 | ||
| Thermal resistance junction to lead | RθJL | 100 | ℃/W | typical | 1 | ||
| Thermal resistance junction to ambient | RθJA | 220 | ℃/W | typical | 1 |
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 | copper | 2. Each terminal is surface Mounted on the 5.0mm×5.0mm (0.03mm thick) copper pads. | 1 |
CAD (KiCad official)
- Symbol:
SJD12A15L01 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
sjd12a15l01-etched.step/sjd12a15l01-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sjd12a15l01.step/sjd12a15l01.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Liown datasheet (7 pp, sha256
2af73f617a9b968b, 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).
# SJD12A15L01
**Liown** · ESD Protection Devices · SOD-123FL
SJD12A15L01 from Liown, 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 | Liown |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Stand-Off Voltage | VR | | 15 | | V | | 2 |
| Breakdown Voltage | VB | 16.7 | | 18.5 | V | @IT = 1 mA | 2 |
| Test Current | IT | | 1 | | mA | | 2 |
| Maximum Clamping Voltage | VC | | | 24.4 | V | @IPP = 8.2 A | 2 |
| Peak Pulse Current | IPP | | | 8.2 | A | | 2 |
| Reverse Leakage Current | IR | | | 1 | μA | @VR | 2 |
| Peak pulse power dissipation 10/1000μs | PPPM | | | 200 | W | 10/1000μs waveform, TA=25℃ | 1 |
| Peak pulse power 8/20μs | PPPM | | | 1000 | W | tp=8/20μs waveform, TA=25℃ | 1 |
| Steady state power dissipation | PM(AV) | | | 1 | W | TL=75℃ | 1 |
| Maximum Instantaneous Forward Voltage | VF | | | 3.5 | V | at 12A, unidirectional only | 1 |
| Peak forward surge current | IFSM | | | 20 | A | 8.3ms single half sine-wave, JEDEC method | 1 |
| Operating junction and storage temperature | TJ,TSTG | -55 | | 150 | ℃ | | 1 |
| Thermal resistance junction to lead | RθJL | | 100 | | ℃/W | typical | 1 |
| Thermal resistance junction to ambient | RθJA | | 220 | | ℃/W | typical | 1 |
## 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 | copper | | 2. Each terminal is surface Mounted on the 5.0mm×5.0mm (0.03mm thick) copper pads. | 1 |
## CAD (KiCad official)
- Symbol: `SJD12A15L01`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `sjd12a15l01-etched.step` / `sjd12a15l01-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sjd12a15l01.step` / `sjd12a15l01.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Liown datasheet](docs/sjd12a15l01-datasheet.pdf) (7 pp, sha256 `2af73f617a9b968b`, 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/sjd12a15l01-datasheet.pdf)