# JY9425X

**Shenzhen JingYang** · MOSFETs · SOP-8

JY9425X from Shenzhen JingYang, in a SOP-8. 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 | S | passive | Source of the P-channel MOSFET, rated for -12A continuous drain current with VDS of -30V. |
| 2 | S | passive | Source of the P-channel MOSFET, rated for -12A continuous drain current with VDS of -30V. |
| 3 | S | passive | Source of the P-channel MOSFET, rated for -12A continuous drain current with VDS of -30V. |
| 4 | G | input | Gate of the P-channel MOSFET, with maximum gate-to-source voltage of ±20V and RDS(on) 13mΩ at VGS=-10V. |
| 5 | D | passive | Drain of the P-channel MOSFET, with maximum drain-to-source voltage of -30V and -12A continuous current. |
| 6 | D | passive | Drain of the P-channel MOSFET, with maximum drain-to-source voltage of -30V and -12A continuous current. |
| 7 | D | passive | Drain of the P-channel MOSFET, with maximum drain-to-source voltage of -30V and -12A continuous current. |
| 8 | D | passive | Drain of the P-channel MOSFET, with maximum drain-to-source voltage of -30V and -12A continuous current. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | SOP-8 |
| Category | Transistors/Thyristors |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `JY9425X`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `jy9425x-etched.step` / `jy9425x-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jy9425x.step` / `jy9425x.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Shenzhen JingYang datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603122846915055616) (8 pp, sha256 `5fbc7cc17e2ce3a7`, retrieved 2026-10-10, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+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/jy9425x-datasheet.pdf)