component
SMF48CA-MS
Public Made by Adomby adom
MSKSEMI 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
markdownSMF48CA-MS
MSKSEMI · ESD And Surge Protection (TVS/ESD) · SOD-123FL
SMF48CA-MS 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 | 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 | 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 |
|---|---|---|---|---|---|---|---|
| Reverse stand-off voltage (working peak reverse voltage) | VRWM | 48 | V | Table row SMF48CA-MS; per Note 6 the DC/continuous operating voltage should not exceed VRWM | 4 | ||
| Peak pulse current | IPP | 2.6 | A | 10/1000 us waveform; Table 1 value for SMF48CA-MS | 4 | ||
| Peak pulse power dissipation | PPPM | 200 | W | TA=25°C, 10/1000 us waveform (Notes 1,2,5) | 3 | ||
| Steady state power dissipation | PM(AV) | 1 | W | Lead temperature TL=75°C (Note 4) | 3 | ||
| Operating junction temperature range | TJ | -55 | 150 | °C | Operating junction and storage range | 3 | |
| Storage temperature range | TSTG | -55 | 150 | °C | Operating junction and storage range | 3 | |
| Typical thermal resistance, junction to ambient | RθJA | 180 | °C/W | Mounted on 5 mm² copper pads to each terminal (Note 2) | 3 |
CAD (KiCad official)
- Symbol:
SMF48CA-MS - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
smf48ca-ms-etched.step/smf48ca-ms-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smf48ca-ms.step/smf48ca-ms.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (7 pp, sha256
f2092efe050ac2a5, retrieved 2026-10-13, 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).