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LKSLC03D3-B
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LANKE ESD And Surge Protection (TVS/ESD), SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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LKSLC03D3-B
LANKE · ESD And Surge Protection (TVS/ESD) · SOD-323
LKSLC03D3-B from LANKE, in a SOD-323. 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 | Cathode | passive | Cathode of the unidirectional TVS diode protecting one power line, with 3.0 V reverse stand-off voltage (VRWM) and 4.0 V minimum breakdown voltage at 1 mA. |
| 2 | Anode | passive | Anode of the TVS diode, normally connected to ground, with 350 W peak pulse power (8/20 μs) and 20 A peak pulse current rating. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LANKE |
| Package | SOD-323 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Stand-Off Voltage | VRWM | 3 | V | 2 | |||
| Reverse Breakdown Voltage | VBR | 4 | V | IT=1mA | 2 | ||
| Reverse Leakage Current | IR | 1 | uA | VRWM=3.0V,T=25℃ | 2 | ||
| Clamping Voltage | VC | 18 | V | IPP=20A,tp=8/20μs | 2 | ||
| Junction Capacitance | Cj | 1 | 1.5 | pF | VR = 0V, f = 1MHz | 2 | |
| Peak Pulse Power | PPP | 350 | Watts | tp =8/20μs | 2 | ||
| Peak Pulse Current | Ipp | 20 | A | tp =8/20μs | 2 | ||
| ESD per IEC 61000-4-2 (Air) | VESD | 20 | kV | IEC 61000-4-2 Air | 2 | ||
| ESD per IEC 61000-4-2 (Contact) | VESD | 20 | kV | IEC 61000-4-2 Contact | 2 | ||
| Lead Soldering Temperature | TL | 260 | ℃ | 10seconds | 2 | ||
| Junction Temperature | TJ | -55 | 150 | ℃ | 2 | ||
| Storage Temperature | Tstg | -55 | 150 | ℃ | 2 |
CAD (KiCad official)
- Symbol:
LKSLC03D3-B - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
lkslc03d3-b-etched.step/lkslc03d3-b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lkslc03d3-b.step/lkslc03d3-b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LANKE datasheet (4 pp, sha256
a5a705f6a87be093, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-sonnet-5-5(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).
# LKSLC03D3-B
**LANKE** · ESD And Surge Protection (TVS/ESD) · SOD-323
LKSLC03D3-B from LANKE, in a SOD-323. 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 | Cathode | passive | Cathode of the unidirectional TVS diode protecting one power line, with 3.0 V reverse stand-off voltage (VRWM) and 4.0 V minimum breakdown voltage at 1 mA. |
| 2 | Anode | passive | Anode of the TVS diode, normally connected to ground, with 350 W peak pulse power (8/20 μs) and 20 A peak pulse current rating. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LANKE |
| Package | SOD-323 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Stand-Off Voltage | VRWM | | | 3 | V | | 2 |
| Reverse Breakdown Voltage | VBR | 4 | | | V | IT=1mA | 2 |
| Reverse Leakage Current | IR | | | 1 | uA | VRWM=3.0V,T=25℃ | 2 |
| Clamping Voltage | VC | | | 18 | V | IPP=20A,tp=8/20μs | 2 |
| Junction Capacitance | Cj | | 1 | 1.5 | pF | VR = 0V, f = 1MHz | 2 |
| Peak Pulse Power | PPP | | | 350 | Watts | tp =8/20μs | 2 |
| Peak Pulse Current | Ipp | | | 20 | A | tp =8/20μs | 2 |
| ESD per IEC 61000-4-2 (Air) | VESD | | | 20 | kV | IEC 61000-4-2 Air | 2 |
| ESD per IEC 61000-4-2 (Contact) | VESD | | | 20 | kV | IEC 61000-4-2 Contact | 2 |
| Lead Soldering Temperature | TL | | | 260 | ℃ | 10seconds | 2 |
| Junction Temperature | TJ | -55 | | 150 | ℃ | | 2 |
| Storage Temperature | Tstg | -55 | | 150 | ℃ | | 2 |
## CAD (KiCad official)
- Symbol: `LKSLC03D3-B`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `lkslc03d3-b-etched.step` / `lkslc03d3-b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lkslc03d3-b.step` / `lkslc03d3-b.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [LANKE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590227938798313472) (4 pp, sha256 `a5a705f6a87be093`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-sonnet-5-5` (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/lkslc03d3-b-datasheet.pdf)