# JSM2302

**JSMSEMI** · MOSFETs · SOT-23

JSM2302 from JSMSEMI, in a SOT-23. 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 terminal of the N-channel MOSFET; gate-source voltage is limited to ±8 V (VGSS). |
| 2 | S | passive | Source terminal of the N-channel MOSFET; continuous source current IS is rated at 0.95 A. |
| 3 | D | passive | Drain terminal of the N-channel MOSFET; drain-source voltage VDSS is 20 V and continuous drain current ID is rated at 3.0 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | JSMSEMI |
| Package | SOT-23 |
| 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 | VDSS |  |  | 20 | V | Ta=25℃ | 1 |
| Gate-Source Voltage | VGSS | -8 |  | 8 | V | Ta=25℃ | 1 |
| Drain Current – Continuous | ID |  |  | 3 | A | Ta=25℃ | 1 |
| Pulsed Drain Current | IDM |  |  | 10 | A | Ta=25℃ | 1 |
| Continuous Source Current | IS |  |  | 0.95 | A | Ta=25℃ | 1 |
| Power Dissipation | PD |  |  | 0.9 | W | Ta=25℃ | 1 |
| Storage Temperature Range | Tstg | -55 |  | 150 | ℃ |  | 1 |
| Drain–Source Breakdown Voltage | V(BR)DSS | 20 |  |  | V | VGS=0 ID=10μA | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 1 | μA | VGS=0 VDS=20V | 2 |
| Gate–Body Leakage | IGSS | -100 |  | 100 | nA | VGS=±8V VDS=0V | 2 |
| Static Drain–Source On–Resistance RDS(on)1 | RDS(on)1 |  |  | 60 | mΩ | VGS=4.5V ID=3.6A | 2 |
| Static Drain–Source On–Resistance RDS(on)2 | RDS(on)2 |  |  | 115 | mΩ | VGS=2.5V ID=3.1A | 2 |
| Drain–Source Diode Forward Voltage | VSD |  | 0.75 | 1.2 | V | VGS=0V ID=1.25A | 2 |
| Gate Threshold Voltage | VGS(th) | 0.5 |  | 1 | V | VDS=VGS ID=50μA | 2 |
| On-State Drain Current | ID(on) | 4 |  |  | A | VDS=5V VGS=2.5V | 2 |

## CAD (KiCad official)

- Symbol: `JSM2302`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `jsm2302-etched.step` / `jsm2302-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jsm2302.step` / `jsm2302.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [JSMSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907143248011264) (4 pp, sha256 `befa4f61b664a5a3`, retrieved 2026-10-09, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/jsm2302-datasheet.pdf)