# AS3401

**AnBon** · MOSFETs · SOT-23

AS3401 from AnBon, 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; gate-source voltage is rated ±12 V absolute maximum with threshold of -0.6 to -1.4 V at ID=-250µA. |
| 2 | S | passive | Source; continuous drain current is rated -4.4 A with body diode forward voltage of -1.2 V max at IS=-4.4 A. |
| 3 | D | passive | Drain; drain-source voltage is rated -30 V with pulsed drain current of -27 A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | AnBon |
| 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 | VDS |  |  | -30 | V |  | 2 |
| Gate-Source Voltage | VGS | -12 |  | 12 | V |  | 2 |
| Continuous Drain Current | ID |  |  | -4.4 | A |  | 2 |
| Pulsed Drain Current | IDM |  |  | -27 | A |  | 2 |
| Power Dissipation | PD |  |  | 1.2 | W |  | 2 |
| Junction Temperature | TJ |  |  | 150 | ℃ |  | 2 |
| Storage Temperature | TSTG | -55 |  | 150 | ℃ |  | 2 |
| Drain-source on-resistance | RDS(on) |  |  | 55 | mΩ | VGS =-10V, ID =-4.4A | 2 |
| Drain-source on-resistance | RDS(on) |  |  | 68 | mΩ | VGS =-4.5V, ID =-4.0A | 2 |
| Drain-source on-resistance | RDS(on) |  |  | 96 | mΩ | VGS =-2.5V, ID =-2.0A | 2 |
| Drain-source breakdown voltage | V(BR)DSS | -30 |  |  | V | VGS = 0V, ID =-250µA | 2 |
| Zero gate voltage drain current | IDSS |  |  | -1 | µA | VDS =-30V, VGS = 0V | 2 |
| Gate-body leakage current | IGSS | -100 |  | 100 | nA | VGS =±12V, VDS = 0V | 2 |
| Gate threshold voltage | VGS(th) | -0.6 |  | -1.4 | V | VDS =VGS, ID =-250µA | 2 |
| Diode Forward Current | IS |  |  | -4.4 | A |  | 2 |
| Diode Forward voltage | VDS |  |  | -1.2 | V | VGS =0V, IS=-4.4A | 2 |

## CAD (KiCad official)

- Symbol: `AS3401`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `as3401-etched.step` / `as3401-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `as3401.step` / `as3401.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [AnBon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589837275699326976) (5 pp, sha256 `5d99322f19743138`, retrieved 2026-10-09, 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/as3401-datasheet.pdf)