# 2SC2412-R

**Yangzhou Yangjie Elec Tech** · Bipolar (BJT) · SOT-23

2SC2412-R from Yangzhou Yangjie Elec Tech, 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 | B | input | Base; emitter-base voltage VEBO max 7 V and collector-base voltage VCBO 60 V. |
| 2 | E | passive | Emitter of the NPN transistor; VEBO rating 7 V, collector current IC up to 0.15 A. |
| 3 | C | passive | Collector; VCEO 50 V, VCBO 60 V, IC 0.15 A max, power dissipation 200 mW. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| 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 |
|---|---|---|---|---|---|---|---|
| Collector-base breakdown voltage | VCBO | 60 |  |  | V | IC=50μA,IE=0 | 1 |
| Collector-emitter breakdown voltage | VCEO | 50 |  |  | V | IC =1mA,IB=0 | 1 |
| Emitter-base breakdown voltage | VEBO | 7 |  |  | V | IE=50μA,IC=0 | 1 |
| Collector-base cut-off current | ICBO |  |  | 0.1 | uA | VCB=60 V ,IE=0 | 1 |
| Emitter-base cut-off current | IEBO |  |  | 0.1 | uA | VEB=7 V , IC=0 | 1 |
| DC current gain (rank R, 180-390) | hFE | 180 |  | 390 |  |  | 2 |
| Collector-emitter saturation voltage | VCE(sat) |  |  | 0.4 | V | IC=50mA,IB=5mA | 1 |
| Collector-base output capacitance | Cob |  | 2 | 3.5 | pF | VCB=12V ,IE=0, f=1MHz | 1 |
| Collector-base voltage | VCBO |  |  | 60 | V | IC=50μA,IE=0 | 1 |
| Collector-emitter voltage | VCEO |  |  | 50 | V | IC =1mA,IB=0 | 1 |
| Emitter-base voltage | VEBO |  |  | 7 | V | IE=50μA,IC=0 | 1 |
| Collector current | IC |  |  | 0.15 | A |  | 1 |
| Collector power dissipation | PC |  |  | 200 | mW |  | 1 |
| Operation junction temperature | Tj |  |  | 150 | ℃ |  | 1 |
| Storage temperature | Tstg | -55 |  | 150 | ℃ |  | 1 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | tin | ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |

## CAD (KiCad official)

- Symbol: `2SC2412-R`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `2sc2412-r-etched.step` / `2sc2412-r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `2sc2412-r.step` / `2sc2412-r.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Yangzhou Yangjie Elec Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918677663703040) (4 pp, sha256 `742fb0cfbd165f96`, retrieved 2026-10-19, 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/2sc2412-r-datasheet.pdf)