# HSESDONCAN1LT3G

**HXY MOSFET** · ESD And Surge Protection (TVS/ESD) · SOT-23

HSESDONCAN1LT3G from HXY MOSFET, 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 | 1 | passive | Protected line terminal; connects through a TVS diode to common pin 3 in the circuit diagram, used for a bi-directional ESD-protected line. |
| 2 | 2 | passive | Second protected line terminal; connects through a TVS diode to common pin 3 in the circuit diagram, used for a bi-directional ESD-protected line. |
| 3 | 3 | passive | Common terminal joining the two TVS diodes from pins 1 and 2 in the circuit diagram. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOT-23 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Pulse Power (tp = 8/20µs) | PPP |  |  | 160 | W | tp = 8/20μs | 1 |
| Maximum lead temperature for soldering | TL |  |  | 260 | °C | during 10s | 1 |
| Storage Temperature Range | Tstg | -55 |  | 150 | °C |  | 1 |
| Operating Temperature Range | Top | -55 |  | 125 | °C |  | 1 |
| Maximum junction temperature | Tj |  |  | 150 | °C |  | 1 |
| ESD immunity, air discharge | IEC61000-4-2 (ESD) | -30 |  | 30 | kV | IEC61000-4-2 air discharge; printed ±30 kV | 1 |
| ESD immunity, contact discharge | IEC61000-4-2 (ESD) | -30 |  | 30 | kV | IEC61000-4-2 contact discharge; printed ±30 kV | 1 |
| Breakdown voltage | VBR | 24 |  | 26 | V | @ IT = 1 mA, TA = 25°C (Note 1) | 2 |
| Reverse leakage current | IR |  |  | 0.5 | A | @ VRWM | 2 |
| Clamping voltage | VC |  |  | 40 | V | @ MAX IPP (Note 2) | 2 |
| Peak pulse current | IPP |  |  | 4 | A | Note 2 (surge current waveform per Figure 1) | 2 |
| Peak pulse power | PPK |  |  | 160 | W | Note 2 (surge current waveform per Figure 1) | 2 |
| Capacitance | C |  |  | 10 | pF |  | 2 |

## CAD (KiCad official)

- Symbol: `HSESDONCAN1LT3G`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `hsesdoncan1lt3g-etched.step` / `hsesdoncan1lt3g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hsesdoncan1lt3g.step` / `hsesdoncan1lt3g.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HXY MOSFET datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603008344009420800) (4 pp, sha256 `bd7a7389f604ccc1`, retrieved 2026-10-21, 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/hsesdoncan1lt3g-datasheet.pdf)