# IRLML0040TRPBF-TP

**TECH PUBLIC** · MOSFETs · SOT-23-3

IRLML0040TRPBF-TP from TECH PUBLIC, in a SOT-23-3. 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 of the N-channel MOSFET, with a maximum gate-source voltage of ±20 V. |
| 2 | S | passive | Source of the N-channel MOSFET, which is the current return terminal of the channel. |
| 3 | D | passive | Drain of the N-channel MOSFET, rated for 40 V drain-source, 3.9 A continuous and 16 A pulsed current. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | SOT-23-3 |
| Category | Transistors/Thyristors |
| Pins | 3 |

## CAD (KiCad official)

- Symbol: `IRLML0040TRPBF-TP`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3 (KiCad packages3D, STEP)
- 3D model files: `irlml0040trpbf-tp-etched.step` / `irlml0040trpbf-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `irlml0040trpbf-tp.step` / `irlml0040trpbf-tp.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECH PUBLIC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590237290384416768) (5 pp, sha256 `348cb121ef448955`, retrieved 2026-10-17, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (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/irlml0040trpbf-tp-datasheet.pdf)