# SMF48CA-TP

**MCC(Micro Commercial Components)** · TVS · SOD-123FL

SMF48CA-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 | 1 | passive | Bi-directional TVS terminal (suffix C), interchangeable with the other terminal, 48V reverse stand-off, 53.3V to 58.9V breakdown at 1.0mA, 77.4V max clamping at 2.6A IPP. |
| 2 | 2 | passive | Bi-directional TVS terminal (suffix C), interchangeable with the other terminal, 200W peak pulse power at 10/1000µs, no cathode/anode polarity. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | MCC(Micro Commercial Components) |
| Package | SOD-123FL |
| 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 | VBR | 53.3 |  | 58.9 | V | IT = 1.0 mA | 3 |
| Reverse Stand-Off Voltage | VWM |  | 48 |  | V |  | 3 |
| Max Clamping Voltage | VC |  |  | 77.4 | V | @IPP = 2.6 A | 3 |
| Max Peak Pulse Current | IPP |  |  | 2.6 | A |  | 3 |
| Max Reverse Leakage Current | ID |  |  | 1 | µA | @VWM | 3 |
| Test Current | IT |  | 1 |  | mA |  | 3 |
| 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 | >16KV | 1 |
| IEC61000-4-2 ESD Air |  | -30 |  | 30 | KV | Air | 1 |
| IEC61000-4-2 ESD Contact |  | -30 |  | 30 | KV | Contact | 1 |
| Operating Junction Temperature Range | TJ | -65 |  | 175 | °C |  | 1 |
| Storage Temperature Range | TSTG | -65 |  | 175 | °C |  | 1 |
| Thermal Resistance Junction to Lead | RθJL |  | 26 |  | °C/W | Typical | 1 |
| Thermal Resistance Junction to Ambient | RθJA |  | 300 |  | °C/W | Typical | 1 |

## CAD (KiCad official)

- Symbol: `SMF48CA-TP`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `smf48ca-tp-etched.step` / `smf48ca-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smf48ca-tp.step` / `smf48ca-tp.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [MCC(Micro Commercial Components) datasheet](docs/smf48ca-tp-datasheet.pdf) (5 pp, sha256 `c4100e793386d984`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-sonnet-5-5` (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/smf48ca-tp-datasheet.pdf)