component
SMF33A-TP
Public Made by Adomby adom
MCC Micro Commercial Components ESD And Surge Protection (TVS/ESD), 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.
main
SMF33A-TP
MCC Micro Commercial Components · ESD And Surge Protection (TVS/ESD) · SOD-123FL
SMF33A-TP from MCC Micro Commercial Components, 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 | 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 | MCC Micro Commercial Components |
| 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 | 36.7 | V | IT = 1.0 mA | 2 | ||
| Breakdown voltage (max) | VBR | 40.6 | V | IT = 1.0 mA | 2 | ||
| Max clamping voltage | VC | 53.3 | V | @IPP | 2 | ||
| Max peak pulse current | IPP | 3.8 | A | 2 | |||
| Max reverse leakage current | ID | 1 | µA | @VWM | 2 | ||
| Reverse stand-off voltage | VWM | 33 | V | 2 | |||
| Peak pulse power dissipation | PPP | 200 | W | 10/1000μs waveform | 1 | ||
| Peak forward surge current | IFSM | 30 | A | 8.3 ms single half sine-wave | 1 | ||
| ESD voltage (HBM) | VESD | 16 | KV | HBM; printed as >16KV | 1 | ||
| ESD IEC61000-4-2 contact | -30 | 30 | KV | Contact, IEC61000-4-2 (ESD), printed as ±30KV | 1 | ||
| ESD IEC61000-4-2 air | -30 | 30 | KV | Air, IEC61000-4-2 (ESD), printed as ±30KV | 1 | ||
| Operating junction temperature range | TJ | -65 | 175 | °C | 1 | ||
| Storage temperature range | TSTG | -65 | 175 | °C | 1 | ||
| Thermal resistance junction to lead | 26 | °C/W | Typical | 1 | |||
| Thermal resistance junction to ambient | 300 | °C/W | Typical | 1 |
CAD (KiCad official)
- Symbol:
SMF33A-TP - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
smf33a-tp-etched.step/smf33a-tp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smf33a-tp.step/smf33a-tp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MCC Micro Commercial Components datasheet (5 pp, sha256
c4100e793386d984, retrieved 2026-10-16, 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).
# SMF33A-TP
**MCC Micro Commercial Components** · ESD And Surge Protection (TVS/ESD) · SOD-123FL
SMF33A-TP from MCC Micro Commercial Components, 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 | 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 | MCC Micro Commercial Components |
| 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 | 36.7 | | | V | IT = 1.0 mA | 2 |
| Breakdown voltage (max) | VBR | | | 40.6 | V | IT = 1.0 mA | 2 |
| Max clamping voltage | VC | | | 53.3 | V | @IPP | 2 |
| Max peak pulse current | IPP | | | 3.8 | A | | 2 |
| Max reverse leakage current | ID | | | 1 | µA | @VWM | 2 |
| Reverse stand-off voltage | VWM | | 33 | | V | | 2 |
| Peak pulse power dissipation | PPP | | | 200 | W | 10/1000μs waveform | 1 |
| Peak forward surge current | IFSM | | | 30 | A | 8.3 ms single half sine-wave | 1 |
| ESD voltage (HBM) | VESD | 16 | | | KV | HBM; printed as >16KV | 1 |
| ESD IEC61000-4-2 contact | | -30 | | 30 | KV | Contact, IEC61000-4-2 (ESD), printed as ±30KV | 1 |
| ESD IEC61000-4-2 air | | -30 | | 30 | KV | Air, IEC61000-4-2 (ESD), printed as ±30KV | 1 |
| Operating junction temperature range | TJ | -65 | | 175 | °C | | 1 |
| Storage temperature range | TSTG | -65 | | 175 | °C | | 1 |
| Thermal resistance junction to lead | | | 26 | | °C/W | Typical | 1 |
| Thermal resistance junction to ambient | | | 300 | | °C/W | Typical | 1 |
## CAD (KiCad official)
- Symbol: `SMF33A-TP`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `smf33a-tp-etched.step` / `smf33a-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smf33a-tp.step` / `smf33a-tp.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [MCC Micro Commercial Components datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590171214892064768) (5 pp, sha256 `c4100e793386d984`, retrieved 2026-10-16, 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/smf33a-tp-datasheet.pdf)