# SMF5.0A-TP

**MCC Micro Commercial Components** · ESD And Surge Protection (TVS/ESD) · SOD-123FL

SMF5.0A-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 | VBR | 6.4 |  | 7 | V | IT = 10 mA | 2 |
| Max Clamping Voltage | VC |  |  | 9.2 | V | @IPP 21.7A | 2 |
| Max Peak Pulse Current | IPP |  |  | 21.7 | A |  | 2 |
| Max Reverse Leakage Current | ID |  |  | 400 | µA | @VWM 5.0V | 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 |
| Operating Junction Temperature Range |  | -65 |  | 175 | °C |  | 1 |
| Storage Temperature Range |  | -65 |  | 175 | °C |  | 1 |
| Typical Thermal Resistance Junction to Lead |  |  | 26 |  | °C/W | Junction to lead | 1 |
| Typical Thermal Resistance Junction to Ambient |  |  | 300 |  | °C/W | Junction to ambient | 1 |

## CAD (KiCad official)

- Symbol: `SMF5.0A-TP`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `smf5-0a-tp-etched.step` / `smf5-0a-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smf5-0a-tp.step` / `smf5-0a-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/8588905285067427840) (5 pp, sha256 `6429847482623935`, 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/smf5-0a-tp-datasheet.pdf)