# SL1A05A

**Slkor SLKORMICRO Elec** · MOSFETs · SOT-89

SL1A05A from Slkor SLKORMICRO Elec, in a SOT-89. 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 rated ±20 V maximum and threshold 1 V min to 2.5 V max at ID=250μA. |
| 2 | D | passive | Drain; also connected to the tab, with VDS rated 100 V maximum and continuous ID of 5 A at Tc=25°C. |
| 3 | S | passive | Source; diode continuous forward current IS is 5 A at Tc=25°C. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Slkor SLKORMICRO Elec |
| Package | SOT-89 |
| 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 | BV(BR)DSS | 100 |  |  | V | VGS=0V, ID=250μA | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 1 | μA | VDS=100V, VGS=0V | 2 |
| Gate-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±20V, VDS=0V | 2 |
| Gate Threshold Voltage | VGS(th) | 1 | 1.8 | 2.5 | V | VDS=VGS, ID=250μA | 2 |
| Drain-Source On-State Resistance | RDS(on) |  | 95 | 140 | mΩ | VGS=10V, ID=3A | 2 |
| Drain-Source On-State Resistance | RDS(on) |  | 125 | 300 | mΩ | VGS=4.5V, ID=2A | 2 |
| Forward on voltage | VSD |  |  | 1.2 | V | Tj=25℃, Is=3A | 2 |
| Drain-Source Voltage | VDS |  |  | 100 | V |  | 1 |
| Gate-Source Voltage | VGS | -20 |  | 20 | V |  | 1 |
| Maximum Junction Temperature | TJ |  |  | 150 | °C |  | 1 |
| Storage Temperature Range | TSTG | -50 |  | 155 | °C |  | 1 |
| Diode Continuous Forward Current | IS |  |  | 5 | A | Tc=25°C | 1 |
| Pulse Drain Current Tested | IDM |  |  | 15 | A | Tc=25°C | 1 |
| Continuous Drain Current | ID |  |  | 5 | A | Tc=25°C | 1 |
| Maximum Power Dissipation | PD |  |  | 0.5 | W | Tc=25°C | 1 |
| Thermal Resistance Junction-Ambient | RθJA |  |  | 85 | °C/W |  | 1 |

## CAD (KiCad official)

- Symbol: `SL1A05A`
- Footprint: `Package_TO_SOT_SMD:SOT-89-3`
- 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files: `sl1a05a-etched.step` / `sl1a05a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sl1a05a.step` / `sl1a05a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Slkor SLKORMICRO Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603346625868025856) (4 pp, sha256 `ce25feed04c414ed`, retrieved 2026-10-18, 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/sl1a05a-datasheet.pdf)