# JY3407X

**Shenzhen JingYang** · MOSFETs · SOT-23-3L

JY3407X from Shenzhen JingYang, in a SOT-23-3L. 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; gate-source voltage limit ±20 V, with RDS(ON) < 50 mΩ at VGS=-10 V and < 100 mΩ at VGS=-4.5 V. |
| 2 | S | passive | Source of the P-channel MOSFET; continuous drain current is -4.3 A and body diode source-drain current is -4.3 A. |
| 3 | D | passive | Drain of the P-channel MOSFET; drain-source voltage rated -30 V, continuous current -4.3 A and pulsed current -30 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | SOT-23-3L |
| Category | Transistors/Thyristors |
| Pins | 3 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Drain-Source Voltage (VGS=0V) | VDS |  |  | -30 | V | VGS=0V | 1 |
| Gate-Source Voltage (VDS=0V) | VGS | -20 |  | 20 | V | VDS=0V | 1 |
| Drain Current-Continuous | ID |  |  | -4.3 | A |  | 1 |
| Drain Current-Pulsed | IDM (pluse) |  |  | -30 | A | Pulse width limited by maximum junction temperature (Note 1) | 1 |
| Maximum Power Dissipation | PD |  |  | 1.5 | W | TA=25℃ | 1 |
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 |  | 150 | ℃ |  | 1 |
| Thermal Resistance, Junction-to-Ambient | RJA |  | 85 |  | ℃/W |  | 1 |
| Drain-Source Breakdown Voltage | BVDSS | -30 | -34 |  | V | VGS=0V ID=-250μA | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 1 | μA | VDS=-24V,VGS=0V | 2 |
| Gate-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±20V,VDS=0V | 2 |
| Gate Threshold Voltage | VGS(th) | -1 | -1.6 | -2.4 | V | VDS=VGS,ID=-250μA | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 38 | 50 | mΩ | VGS=-10V, ID=-4.3A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  | 60 | 100 | mΩ | VGS=-4.5V, ID=-4A | 2 |
| Source-Drain Current (Body Diode) | ISD |  |  | -4.3 | A |  | 2 |
| Forward on Voltage (Note 1) | VSD |  | -0.82 | -1 | V | VGS=0V,IS=-1A | 2 |

## CAD (KiCad official)

- Symbol: `JY3407X`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files: `jy3407x-etched.step` / `jy3407x-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jy3407x.step` / `jy3407x.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/8603031011730989056) (7 pp, sha256 `0d45c85311b2d6b0`, retrieved 2026-10-19, 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/jy3407x-datasheet.pdf)