# VS24VUA1LAMTFTR

**ROHM Semicon** · ESD And Surge Protection (TVS/ESD) · SOD-128

VS24VUA1LAMTFTR from ROHM Semicon, in a SOD-128. 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 | ROHM Semicon |
| Package | SOD-128 |
| 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 | 26.7 |  |  | V | IT = 1 mA; VBR test time 40 ms (Note 1) | 2 |
| Breakdown voltage (max) | VBR |  |  | 29.5 | V | IT = 1 mA; VBR test time 40 ms (Note 1) | 2 |
| Reverse current (max) | IR |  |  | 2.5 | µA | VR = 24 V | 2 |
| Clamping voltage (max) | VCL |  |  | 38.9 | V | IPP = 15.4 A | 2 |
| Peak pulse current (max) | IPP |  |  | 15.4 | A |  | 2 |
| Reverse stand-off voltage (max) | VRWM |  |  | 24 | V |  | 2 |
| Peak pulse power | PPP |  |  | 600 | W | tp = 10/1000 µs | 1 |
| Peak pulse current | IPP |  |  | 15.4 | A | tp = 10/1000 µs | 1 |
| Junction temperature | Tj |  |  | 150 | ℃ |  | 1 |
| Storage temperature | Tstg | -55 |  | 150 | ℃ |  | 1 |

## CAD (KiCad official)

- Symbol: `VS24VUA1LAMTFTR`
- Footprint: `Diode_SMD:D_SOD-128`
- 3D model: SOD-128 (KiCad packages3D, STEP)
- 3D model files: `vs24vua1lamtftr-etched.step` / `vs24vua1lamtftr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `vs24vua1lamtftr.step` / `vs24vua1lamtftr.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ROHM Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588921714445602816) (8 pp, sha256 `63dd6b7d0b28e19a`, retrieved 2026-10-15, 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/vs24vua1lamtftr-datasheet.pdf)