component
SMFJ24CA
Public Made by Adomby adom
MSKSEMI TVS, 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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SMFJ24CA
MSKSEMI · TVS · SOD-123FL
SMFJ24CA from MSKSEMI, 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 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 | MSKSEMI |
| Package | SOD-123FL |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage Min | VBR | 26.7 | V | @ IT = 1.0 mA | 3 | ||
| Breakdown Voltage Max | VBR | 29.5 | V | @ IT = 1.0 mA | 3 | ||
| Reverse Leakage | IR | 1 | uA | @ VRWM | 3 | ||
| Maximum Clamping Voltage | VC | 38.9 | V | @ IPP = 5.1 A | 3 | ||
| Peak Pulse Current | IPP | 5.1 | A | 3 | |||
| Reverse Stand-Off Voltage | VRWM | 24 | V | 3 | |||
| Test Current | IT | 1 | mA | 3 | |||
| Maximum Peak Pulse Power Dissipation | PPK | 200 | W | PW 10/1000 μs, TA = 25℃ | 2 | ||
| Maximum Peak Pulse Power Dissipation | PPK | 1000 | W | PW 8/10 μs, TA = 25℃ (Note 2) | 2 | ||
| DC Power Dissipation | PD | 385 | W | TA = 25℃ (Note 3) | 2 | ||
| Derate above 25℃ | 4 | mW/℃ | 2 | ||||
| Thermal Resistance, Junction to Ambient | RθJA | 325 | ℃/W | Note 3 | 2 | ||
| Thermal Resistance, Junction to Lead | RθJL | 26 | ℃/W | Note 3 | 2 | ||
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 | 150 | ℃ | 2 |
CAD (KiCad official)
- Symbol:
SMFJ24CA - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
smfj24ca-etched.step/smfj24ca-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smfj24ca.step/smfj24ca.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (6 pp, sha256
f4b19fb53e662eab, 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).
# SMFJ24CA
**MSKSEMI** · TVS · SOD-123FL
SMFJ24CA from MSKSEMI, 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 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 | MSKSEMI |
| Package | SOD-123FL |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage Min | VBR | 26.7 | | | V | @ IT = 1.0 mA | 3 |
| Breakdown Voltage Max | VBR | | | 29.5 | V | @ IT = 1.0 mA | 3 |
| Reverse Leakage | IR | | | 1 | uA | @ VRWM | 3 |
| Maximum Clamping Voltage | VC | | | 38.9 | V | @ IPP = 5.1 A | 3 |
| Peak Pulse Current | IPP | | | 5.1 | A | | 3 |
| Reverse Stand-Off Voltage | VRWM | | 24 | | V | | 3 |
| Test Current | IT | | 1 | | mA | | 3 |
| Maximum Peak Pulse Power Dissipation | PPK | | | 200 | W | PW 10/1000 μs, TA = 25℃ | 2 |
| Maximum Peak Pulse Power Dissipation | PPK | | | 1000 | W | PW 8/10 μs, TA = 25℃ (Note 2) | 2 |
| DC Power Dissipation | PD | | | 385 | W | TA = 25℃ (Note 3) | 2 |
| Derate above 25℃ | | | | 4 | mW/℃ | | 2 |
| Thermal Resistance, Junction to Ambient | RθJA | | | 325 | ℃/W | Note 3 | 2 |
| Thermal Resistance, Junction to Lead | RθJL | | | 26 | ℃/W | Note 3 | 2 |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 | | 150 | ℃ | | 2 |
## CAD (KiCad official)
- Symbol: `SMFJ24CA`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `smfj24ca-etched.step` / `smfj24ca-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smfj24ca.step` / `smfj24ca.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [MSKSEMI datasheet](docs/smfj24ca-datasheet.pdf) (6 pp, sha256 `f4b19fb53e662eab`, 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/smfj24ca-datasheet.pdf)