# BSS123-7-F

**Diodes Incorporated** · MOSFETs · SOT-23

BSS123-7-F from Diodes Incorporated, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | Gate | input | Gate terminal rated for ±20V continuous gate-source voltage; gate threshold voltage 0.8 to 2.0V at 1mA drain current; controls MOSFET switching. |
| 2 | Source | passive | Source terminal serves as reference for gate-source voltage measurements; includes parasitic body diode with forward voltage 0.84 to 1.3V at 0.34A. |
| 3 | Drain | passive | Drain terminal rated for maximum 100V drain-source breakdown voltage (BVDSS), 0.17A continuous drain current (ID) at VGS=10V, 0.68A pulsed drain current. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-23 |
| Category | Transistors/Thyristors |
| Pins | 3 |

## CAD (KiCad official)

- Symbol: `BSS123-7-F`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bss123-7-f-etched.step` / `bss123-7-f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bss123-7-f.step` / `bss123-7-f.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Diodes Incorporated datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560107364423655424) (7 pp, sha256 `d249557af23a14ed`, retrieved 2026-09-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/bss123-7-f-datasheet.pdf)