component
SLESD5Z12V
Public Made by Adomby adom
Slkor(SLKORMICRO Elec.) ESD Protection Devices, 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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SLESD5Z12V
Slkor(SLKORMICRO Elec.) · ESD Protection Devices · SOD-523
SLESD5Z12V from Slkor(SLKORMICRO Elec.), 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 | Slkor(SLKORMICRO Elec.) |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse working voltage | VRWM | 12 | V | Tamb=25°C | 2 | ||
| Reverse leakage current | IR | 0.03 | µA | Tamb=25°C | 2 | ||
| Breakdown voltage | VB | 14.1 | V | IT=1 mA | 2 | ||
| Clamping voltage at 5A | VC@5A | 23 | V | 5A | 2 | ||
| Clamping voltage | VC | 29 | V | @6.0 A | 2 | ||
| Peak pulse power | PPK | 174 | W | 2 | |||
| Junction capacitance | CJ | 45 | pF | 2 | |||
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | 30 | kV | 1 | ||
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | 30 | kV | 1 | ||
| ESD voltage per human body model | ESD | 16 | kV | 1 | |||
| ESD voltage per machine model | ESD | 400 | V | 1 | |||
| Total power dissipation | PD | 150 | mW | On FR-5 board (1.0x0.75x0.62 in.), Ta=25°C | 1 | ||
| Junction and storage temperature | TJ, TSTG | -55 | 150 | °C | 1 | ||
| Lead solder temperature | TL | 260 | °C | Maximum, 10 second duration | 1 | ||
| Test current for breakdown voltage | IT | 1 | mA | Tamb=25°C | 2 |
CAD (KiCad official)
- Symbol:
SLESD5Z12V - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
slesd5z12v-etched.step/slesd5z12v-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);slesd5z12v.step/slesd5z12v.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Slkor(SLKORMICRO Elec.) datasheet (2 pp, sha256
1ad3bbf0c2909ea5, 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).
# SLESD5Z12V
**Slkor(SLKORMICRO Elec.)** · ESD Protection Devices · SOD-523
SLESD5Z12V from Slkor(SLKORMICRO Elec.), 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 | Slkor(SLKORMICRO Elec.) |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse working voltage | VRWM | | | 12 | V | Tamb=25°C | 2 |
| Reverse leakage current | IR | | | 0.03 | µA | Tamb=25°C | 2 |
| Breakdown voltage | VB | 14.1 | | | V | IT=1 mA | 2 |
| Clamping voltage at 5A | VC@5A | | | 23 | V | 5A | 2 |
| Clamping voltage | VC | | | 29 | V | @6.0 A | 2 |
| Peak pulse power | PPK | | | 174 | W | | 2 |
| Junction capacitance | CJ | | | 45 | pF | | 2 |
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | | 30 | kV | | 1 |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | | 30 | kV | | 1 |
| ESD voltage per human body model | ESD | | | 16 | kV | | 1 |
| ESD voltage per machine model | ESD | | | 400 | V | | 1 |
| Total power dissipation | PD | | | 150 | mW | On FR-5 board (1.0x0.75x0.62 in.), Ta=25°C | 1 |
| Junction and storage temperature | TJ, TSTG | -55 | | 150 | °C | | 1 |
| Lead solder temperature | TL | | | 260 | °C | Maximum, 10 second duration | 1 |
| Test current for breakdown voltage | IT | | 1 | | mA | Tamb=25°C | 2 |
## CAD (KiCad official)
- Symbol: `SLESD5Z12V`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `slesd5z12v-etched.step` / `slesd5z12v-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `slesd5z12v.step` / `slesd5z12v.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Slkor(SLKORMICRO Elec.) datasheet](docs/slesd5z12v-datasheet.pdf) (2 pp, sha256 `1ad3bbf0c2909ea5`, 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/slesd5z12v-datasheet.pdf)