component
SMCJ20CAX
Public Made by Adomby adom
Shenzhen JingYang ESD And Surge Protection (TVS/ESD), SMC. 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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SMCJ20CAX
Shenzhen JingYang · ESD And Surge Protection (TVS/ESD) · SMC
SMCJ20CAX from Shenzhen JingYang, in a SMC. 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 bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | SMC |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Pulse Power Dissipation | PPPM | 1500 | W | 10/1000 us waveform (Note 1, 2, FIG.1) | 1 | ||
| Peak Forward Surge Current | IFSM | 200 | A | 8.3 ms single half sine-wave, JEDEC method (Note 2, 3) | 1 | ||
| Operating Junction Temperature Range | TJ | -55 | 150 | °C | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 | ||
| Breakdown Voltage Min (bidirectional SMCJ20CA) | VBR MIN | 22.2 | V | @ IT = 1.0 mA | 2 | ||
| Breakdown Voltage Max (bidirectional SMCJ20CA) | VBR MAX | 25.5 | V | @ IT = 1.0 mA | 2 | ||
| Maximum Clamping Voltage (bidirectional SMCJ20CA) | VC | 32.4 | V | @ IPP = 46.3 A | 2 | ||
| Reverse Leakage (bidirectional SMCJ20CA) | IR | 5 | uA | @ VRMW = 20 V | 2 | ||
| Reflow Peak Temperature (lead-free) | TP | 260 | °C | Lead-free reflow; do not exceed 260 °C; TP 260 +0/-5 °C | 7 |
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 | (0.03mm thick) Copper Pads to each terminal. | 1 |
CAD (KiCad official)
- Symbol:
SMCJ20CAX - Footprint:
Diode_SMD:D_SMC - 3D model: SMC (KiCad packages3D, STEP)
- 3D model files:
smcj20cax-etched.step/smcj20cax-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smcj20cax.step/smcj20cax.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shenzhen JingYang datasheet (7 pp, sha256
57cf530610f9d895, retrieved 2026-10-21, 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).
# SMCJ20CAX
**Shenzhen JingYang** · ESD And Surge Protection (TVS/ESD) · SMC
SMCJ20CAX from Shenzhen JingYang, in a SMC. 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 bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | SMC |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Pulse Power Dissipation | PPPM | 1500 | | | W | 10/1000 us waveform (Note 1, 2, FIG.1) | 1 |
| Peak Forward Surge Current | IFSM | | | 200 | A | 8.3 ms single half sine-wave, JEDEC method (Note 2, 3) | 1 |
| Operating Junction Temperature Range | TJ | -55 | | 150 | °C | | 1 |
| Storage Temperature Range | TSTG | -55 | | 150 | °C | | 1 |
| Breakdown Voltage Min (bidirectional SMCJ20CA) | VBR MIN | 22.2 | | | V | @ IT = 1.0 mA | 2 |
| Breakdown Voltage Max (bidirectional SMCJ20CA) | VBR MAX | | | 25.5 | V | @ IT = 1.0 mA | 2 |
| Maximum Clamping Voltage (bidirectional SMCJ20CA) | VC | | | 32.4 | V | @ IPP = 46.3 A | 2 |
| Reverse Leakage (bidirectional SMCJ20CA) | IR | | | 5 | uA | @ VRMW = 20 V | 2 |
| Reflow Peak Temperature (lead-free) | TP | | | 260 | °C | Lead-free reflow; do not exceed 260 °C; TP 260 +0/-5 °C | 7 |
## 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 | | (0.03mm thick) Copper Pads to each terminal. | 1 |
## CAD (KiCad official)
- Symbol: `SMCJ20CAX`
- Footprint: `Diode_SMD:D_SMC`
- 3D model: SMC (KiCad packages3D, STEP)
- 3D model files: `smcj20cax-etched.step` / `smcj20cax-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smcj20cax.step` / `smcj20cax.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shenzhen JingYang datasheet](docs/smcj20cax-datasheet.pdf) (7 pp, sha256 `57cf530610f9d895`, retrieved 2026-10-21, 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/smcj20cax-datasheet.pdf)