# HUF75631S3S-JSM

**JSMSEMI** · MOSFETs · TO-263-2L

HUF75631S3S-JSM from JSMSEMI, in a TO-263-2L. 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 | G | input | Gate (Pin1); gate-source voltage rated ±20 V with gate threshold 2.0 V min to 4.0 V max at VDS=VGS, ID=250 µA. |
| 2 | D | passive | Drain (Pin2), also the tab; drain-source voltage rated 100 V with continuous drain current of 35 A and pulsed drain current of 140 A. |
| 3 | S | passive | Source (Pin3); body diode continuous current is 35 A max and pulsed 140 A max. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | JSMSEMI |
| Package | TO-263-2L |
| Category | Triode/MOS Tube/Transistor |
| Pins | 3 |

## CAD (KiCad official)

- Symbol: `HUF75631S3S-JSM`
- Footprint: `Package_TO_SOT_SMD:TO-263-2`
- 3D model: TO-263-2L (KiCad packages3D, STEP)
- 3D model files: `huf75631s3s-jsm-etched.step` / `huf75631s3s-jsm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `huf75631s3s-jsm.step` / `huf75631s3s-jsm.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [JSMSEMI datasheet](docs/huf75631s3s-jsm-datasheet.pdf) (6 pp, sha256 `d95e685ac9e93d20`, retrieved 2026-10-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (vision), consensus `claude-opus-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/huf75631s3s-jsm-datasheet.pdf)