component
SMLJ30CA
Public Made by Adomby adom
BOURNS TVS, DO-214AB(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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SMLJ30CA
BOURNS · TVS · DO-214AB(SMC)
SMLJ30CA from BOURNS, in a DO-214AB(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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | DO-214AB(SMC) |
| 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 tolerance (CA suffix) | -5 | 5 | % | 5 % tolerance bidirectional device (suffix CA) | 1 | ||
| Breakdown voltage min | VBR | 33.3 | Volts | @ IT 1 mA | 2 | ||
| Breakdown voltage max | VBR | 36.8 | Volts | @ IT 1 mA | 2 | ||
| Maximum reverse leakage | IR | 2 | μA | @ VRWM 30 V | 2 | ||
| Maximum clamping voltage (10/1000 μs) | Vc | 48.4 | V | @ Ipp 62.00 A (10/1000 μs) | 2 | ||
| Maximum peak pulse current (10/1000 μs) | Ipp | 62 | A | 10/1000 μs | 2 | ||
| Maximum clamping voltage (8/20 μs) | Vc | 62.9 | V | 8/20 μs | 2 | ||
| Maximum peak pulse current (8/20 μs) | Ipp | 310 | A | 8/20 μs | 2 | ||
| Minimum peak pulse power dissipation | PPK | 3000 | Watts | TP = 1 ms (Note 1,2) | 1 | ||
| Steady state power dissipation | PM(AV) | 5 | Watts | @ TL = 75 °C | 1 | ||
| Operating temperature range | TJ | -55 | 150 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 | ||
| Typical temperature coefficient of VBR | ΔVBR | 0.1 | % x VBR @ 25 °C x ΔT | 1 |
CAD (KiCad official)
- Symbol:
SMLJ30CA - Footprint:
Diode_SMD:D_SMC - 3D model: DO-214AB(SMC) (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BOURNS datasheet (6 pp, sha256
98d2dc6eaf696635, retrieved 2026-11-02, 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).
# SMLJ30CA
**BOURNS** · TVS · DO-214AB(SMC)
SMLJ30CA from BOURNS, in a DO-214AB(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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | DO-214AB(SMC) |
| 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 tolerance (CA suffix) | | -5 | | 5 | % | 5 % tolerance bidirectional device (suffix CA) | 1 |
| Breakdown voltage min | VBR | 33.3 | | | Volts | @ IT 1 mA | 2 |
| Breakdown voltage max | VBR | | | 36.8 | Volts | @ IT 1 mA | 2 |
| Maximum reverse leakage | IR | | | 2 | μA | @ VRWM 30 V | 2 |
| Maximum clamping voltage (10/1000 μs) | Vc | | | 48.4 | V | @ Ipp 62.00 A (10/1000 μs) | 2 |
| Maximum peak pulse current (10/1000 μs) | Ipp | | | 62 | A | 10/1000 μs | 2 |
| Maximum clamping voltage (8/20 μs) | Vc | | | 62.9 | V | 8/20 μs | 2 |
| Maximum peak pulse current (8/20 μs) | Ipp | | | 310 | A | 8/20 μs | 2 |
| Minimum peak pulse power dissipation | PPK | 3000 | | | Watts | TP = 1 ms (Note 1,2) | 1 |
| Steady state power dissipation | PM(AV) | | | 5 | Watts | @ TL = 75 °C | 1 |
| Operating temperature range | TJ | -55 | | 150 | °C | | 1 |
| Storage temperature range | TSTG | -55 | | 150 | °C | | 1 |
| Typical temperature coefficient of VBR | ΔVBR | | 0.1 | | % x VBR @ 25 °C x ΔT | | 1 |
## CAD (KiCad official)
- Symbol: `SMLJ30CA`
- Footprint: `Diode_SMD:D_SMC`
- 3D model: DO-214AB(SMC) (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [BOURNS datasheet](docs/smlj30ca-datasheet.pdf) (6 pp, sha256 `98d2dc6eaf696635`, retrieved 2026-11-02, 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/smlj30ca-datasheet.pdf)