component
TPSMF4L10A
Public Made by Adomby adom
Littelfuse 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.
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TPSMF4L10A
Littelfuse · ESD And Surge Protection (TVS/ESD) · SOD-123FL
TPSMF4L10A from Littelfuse, 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 | Littelfuse |
| 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 | 11.1 | V | @ IT = 1 mA | 2 | ||
| Breakdown voltage (max) | VBR | 12.3 | V | @ IT = 1 mA | 2 | ||
| Maximum reverse leakage | IR | 5 | µA | @ VR = 10 V | 2 | ||
| Maximum peak pulse current | Ipp | 23.5 | A | 2 | |||
| Maximum clamping voltage | VC | 17 | V | @ Ipp = 23.5 A | 2 | ||
| Reverse stand-off voltage | VR | 10 | V | 2 | |||
| Peak pulse power dissipation | PPPM | 2000 | W | 8/20 µs waveform (Note 2) | 1 | ||
| Peak pulse power dissipation | PPPM | 400 | W | 10/1000 µs waveform (Note 3) | 1 | ||
| Power dissipation on infinite heat sink | PD | 1 | W | At TL = 50 ºC | 1 | ||
| Thermal resistance junction to ambient | RθJA | 220 | °C/W | 1 | |||
| Thermal resistance junction to lead | RθJL | 100 | °C/W | 1 | |||
| Operating and storage temperature range | TJ,TSTG | -55 | 150 | °C | 1 | ||
| VBR temperature coefficient | αT | 0.1 | % | VBR @ TJ = VBR@25°C x (1+αT x (TJ - 25)) | 1 |
CAD (KiCad official)
- Symbol:
TPSMF4L10A - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
tpsmf4l10a-etched.step/tpsmf4l10a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tpsmf4l10a.step/tpsmf4l10a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Littelfuse datasheet (6 pp, sha256
0538aa3240013aeb, retrieved 2026-10-14, 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).
# TPSMF4L10A
**Littelfuse** · ESD And Surge Protection (TVS/ESD) · SOD-123FL
TPSMF4L10A from Littelfuse, 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 | Littelfuse |
| 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 | 11.1 | | | V | @ IT = 1 mA | 2 |
| Breakdown voltage (max) | VBR | | | 12.3 | V | @ IT = 1 mA | 2 |
| Maximum reverse leakage | IR | | | 5 | µA | @ VR = 10 V | 2 |
| Maximum peak pulse current | Ipp | | | 23.5 | A | | 2 |
| Maximum clamping voltage | VC | | | 17 | V | @ Ipp = 23.5 A | 2 |
| Reverse stand-off voltage | VR | | | 10 | V | | 2 |
| Peak pulse power dissipation | PPPM | | | 2000 | W | 8/20 µs waveform (Note 2) | 1 |
| Peak pulse power dissipation | PPPM | | | 400 | W | 10/1000 µs waveform (Note 3) | 1 |
| Power dissipation on infinite heat sink | PD | | | 1 | W | At TL = 50 ºC | 1 |
| Thermal resistance junction to ambient | RθJA | | 220 | | °C/W | | 1 |
| Thermal resistance junction to lead | RθJL | | 100 | | °C/W | | 1 |
| Operating and storage temperature range | TJ,TSTG | -55 | | 150 | °C | | 1 |
| VBR temperature coefficient | αT | | 0.1 | | % | VBR @ TJ = VBR@25°C x (1+αT x (TJ - 25)) | 1 |
## CAD (KiCad official)
- Symbol: `TPSMF4L10A`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `tpsmf4l10a-etched.step` / `tpsmf4l10a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tpsmf4l10a.step` / `tpsmf4l10a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588939602257694720) (6 pp, sha256 `0538aa3240013aeb`, retrieved 2026-10-14, 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/tpsmf4l10a-datasheet.pdf)