# YFW2301A

**YFW** · MOSFETs · SOT-23

YFW2301A from YFW, 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; controls the channel with VGS limited to ±12 V and a threshold of -0.5 V min to -1.2 V max at ID=-250 µA. |
| 2 | S | passive | Source; continuous source current is limited to -3 A and the body diode forward voltage is -1 V max at IF=-1 A. |
| 3 | D | passive | Drain; VDS is rated -20 V, continuous drain current is -3.3 A at TA=25°C, and pulsed drain current is -13 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | YFW |
| 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 Breakdown Voltage | BVDSS | -20 | -22 |  | V | VGS=0V, ID=-250uA | 2 |
| Static Drain-Source on-Resistance | RDS(ON) |  | 55 | 80 | mΩ | VGS=-4.5V, ID=-3A | 2 |
| Static Drain-Source on-Resistance | RDS(ON) |  | 75 | 100 | mΩ | VGS=-2.5V, ID=-2A | 2 |
| Gate Threshold Voltage | VGS(th) | -0.5 | -0.7 | -1.2 | V | VDS= VGS, ID=-250μA | 2 |
| Drain-Source Leakage Current | IDSS |  |  | 1 | μA | VDS=-20V, VGS=0V, TJ=25℃ | 2 |
| Drain-Source Leakage Current | IDSS |  |  | -5 | μA | VDS=-20V, VGS=0V, TJ=55℃ | 2 |
| Gate-Source Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±12V, VDS=0V | 2 |
| Continuous Source Current | IS |  |  | -3 | A | VG=VD=0V, Force Current | 2 |
| Diode Forward Voltage | VSD |  |  | -1 | V | IF=-1A, VGS=0V, TJ=25℃ | 2 |
| Drain-Source Voltage | VDS |  |  | -20 | V |  | 1 |
| Gate - Source Voltage | VGS | -12 |  | 12 | V |  | 1 |
| Continuous Drain Current | ID |  |  | -3.3 | A | VGS @ -4.5V, TA=25℃ | 1 |
| Continuous Drain Current | ID |  |  | -2.6 | A | VGS @ -4.5V, TA=70℃ | 1 |
| Pulsed Drain Current | IDM |  |  | -13 | A |  | 1 |
| Total Power Dissipation | PD |  |  | 1.4 | W | TA=25℃ | 1 |
| Storage Temperature Range | TSTG | -55 |  | 150 | °C |  | 1 |
| Operating Junction Temperature Range | TJ | -55 |  | 150 | °C |  | 1 |
| Thermal Resistance Junction-Ambient | RθJA |  |  | 125 | °C/W | Surface mounted on 1 inch2 FR-4 board, 2OZ copper | 1 |
| Thermal Resistance Junction-Ambient (t≤10s) | RθJA |  |  | 90 | °C/W | t≤10s; surface mounted on 1 inch2 FR-4 board, 2OZ copper | 1 |

## CAD (KiCad official)

- Symbol: `YFW2301A`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `yfw2301a-etched.step` / `yfw2301a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `yfw2301a.step` / `yfw2301a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [YFW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603152078298759168) (5 pp, sha256 `64dcca54731a3d95`, retrieved 2026-10-17, 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/yfw2301a-datasheet.pdf)