component
SM4F12A-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.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSM4F12A-TP
MCC(Micro Commercial Components) · ESD And Surge Protection (TVS/ESD) · SOD-123FL
SM4F12A-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 |
|---|---|---|---|---|---|---|---|
| Working Peak Reverse Voltage | VRWM | 12 | V | 2 | |||
| Breakdown Voltage | VBR | 13.3 | 14.7 | V | IT=1mA | 2 | |
| Test Current | IT | 1 | mA | 2 | |||
| Maximum Clamping Voltage | VC | 19.9 | V | @IPP=20.1A | 2 | ||
| Maximum Reverse Surge Current | IPP | 20.1 | A | 2 | |||
| Maximum Reverse Leakage | IR | 1 | µA | @VRWM | 2 | ||
| Peak Pulse Power Dissipation | PPP | 400 | W | 10/1000μs waveform | 1 | ||
| Power Dissipation on Infinite Heatsink | PD | 1 | W | TL=75°C | 1 | ||
| Peak Forward Surge Current | IFSM | 40 | A | 8.3 ms single half sine-wave, unidirectional only, Note 3 | 1 | ||
| Maximum Instantaneous Forward Voltage | VF | 3.5 | V | at 25A, unidirectional only | 1 | ||
| Operating Junction Temperature Range | TJ | -55 | 150 | °C | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 | ||
| ESD IEC61000-4-2 Air | -30 | 30 | KV | Air | 1 | ||
| ESD IEC61000-4-2 Contact | -30 | 30 | KV | Contact | 1 |
CAD (KiCad official)
- Symbol:
SM4F12A-TP - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
sm4f12a-tp-etched.step/sm4f12a-tp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sm4f12a-tp.step/sm4f12a-tp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MCC(Micro Commercial Components) datasheet (4 pp, sha256
b544df75d6a2f2ae, retrieved 2026-10-22, 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).