# AO3415A

**UMW** · MOSFETs · SOT-23

AO3415A from UMW, 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 P-channel MOSFET; the device is specified for gate drive down to 1.8 V, and the absolute gate-source voltage limit is ±8 V. |
| 2 | S | passive | SOURCE terminal of the MOSFET; the drain-source voltage rating is -20 V (VDS). |
| 3 | D | passive | DRAIN terminal of the MOSFET; the continuous drain current is rated -5 A (t≤10 s) with a maximum power dissipation of 1 W (t≤10 s). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | UMW |
| 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 | V(BR)DSS | -20 |  |  | V | VGS=0V, ID=-250µA | 2 |
| Gate threshold voltage | VGS(th) | -0.3 | -0.56 | -1 | V | VDS=VGS, ID=-250µA | 2 |
| Zero gate voltage drain current | IDSS |  |  | -1 | µA | VDS=-16V, VGS=0V | 2 |
| Gate-body leakage current | IGSS |  |  | 10 | µA | VDS=0V, VGS=±8V | 2 |
| Gate-body leakage current | IGSS |  |  | 1 | µA | VDS=0V, VGS=±4.5V | 2 |
| Forward transconductance | gFS |  | 8 |  | S | VDS=-5V, ID=-4A | 2 |
| Drain-source on-state resistance | RDS(ON) |  | 34 | 36 | mΩ | VGS=-4.5V, ID=-4A | 2 |
| Drain-source on-state resistance | RDS(ON) |  | 43 | 60 | mΩ | VGS=-2.5V, ID=-4A | 2 |
| Body diode voltage | VSD |  |  | -1 | V | IS=-1A, VGS=0V | 2 |
| Drain-Source Voltage | VDS | -20 |  |  | V |  | 1 |
| Gate-Source Voltage | VGS | -8 |  | 8 | V |  | 1 |
| Continuous Drain Current | ID | -5 |  |  | A | t≤10s | 1 |
| Maximum Power Dissipation | PD |  |  | 1 | W | t≤10s | 1 |
| Thermal Resistance from Junction to Ambient | RθJA |  |  | 357 | °C/W |  | 1 |
| Operating Junction Temperature | TJ |  |  | 150 | °C |  | 1 |
| Storage Temperature | TSTG | -55 |  | 150 | °C |  | 1 |

## CAD (KiCad official)

- Symbol: `AO3415A`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `ao3415a-etched.step` / `ao3415a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ao3415a.step` / `ao3415a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [UMW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755874812222672896) (7 pp, sha256 `a7b8a73b492fc7e6`, 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/ao3415a-datasheet.pdf)