# C1008Y338

**ALJ** · Bipolar (BJT) · TO-92

C1008Y338 from ALJ, in a TO-92. 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 | EMITTER | passive | Emitter terminal of the NPN transistor; VEBO max 8 V (emitter-base voltage). |
| 2 | BASE | passive | Base terminal of the NPN transistor; collector-base voltage max 80 V and emitter-base breakdown min 8 V. |
| 3 | COLLECTOR | passive | Collector terminal of the NPN transistor; VCBO 80 V, VCEO 60 V, IC max 700 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ALJ |
| Package | TO-92 |
| 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 | V(BR)CBO | 80 |  |  | V | IC=0.1mA, IE=0 | 1 |
| Collector-emitter breakdown voltage | V(BR)CEO | 60 |  |  | V | IC=10mA, IB=0 | 1 |
| Emitter-Base breakdown voltage | V(BR)EBO | 8 |  |  | V | IE=0.01mA, IC=0 | 1 |
| Collector cut-off current | ICBO |  |  | 0.1 | μA | VCB=60V, IE=0 | 1 |
| Emitter cut-off current | IEBO |  |  | 0.1 | μA | VEB=5V, IC=0 | 1 |
| DC current gain | hFE(1) | 40 |  |  |  | VCE=5V, IC=1mA | 1 |
| Collector-emitter saturation voltage | VCE(sat) |  |  | 0.4 | V | IC=500 mA, IB=50mA | 1 |
| Base-emitter saturation voltage | VBE(sat) |  |  | 1.1 | V | IC=500 mA, IB=50mA | 1 |
| Transition frequency | fT | 30 |  |  | MHZ | VCE=10V, IC=50mA | 1 |
| Collector output capacitance | Cob |  |  | 8 | pF | VCE=10V, IE=0, f=1MHZ | 1 |
| Collector-Base Voltage | VCBO |  |  | 80 | V | Ta=25℃ | 1 |
| Collector-Emitter Voltage | VCEO |  |  | 60 | V | Ta=25℃ | 1 |
| Emitter-Base Voltage | VEBO |  |  | 8 | V | Ta=25℃ | 1 |
| Collector Current | IC |  |  | 700 | mA | Ta=25℃ | 1 |
| Collector Power Dissipation | PC |  |  | 800 | mW | Ta=25℃ | 1 |
| Junction Temperature | Tj |  |  | 150 | ℃ |  | 1 |
| Storage Temperature | Tstg | -55 |  | 150 | ℃ |  | 1 |
| Thermal Resistance From Junction To Ambient | RθJA |  | 156 |  | ℃/W |  | 1 |

## CAD (KiCad official)

- Symbol: `C1008Y338`
- Footprint: `Package_TO_SOT_THT:TO-92_Inline`
- 3D model: TO-92 (KiCad packages3D, STEP)
- 3D model files: `c1008y338-etched.step` / `c1008y338-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `c1008y338.step` / `c1008y338.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ALJ datasheet](docs/c1008y338-datasheet.pdf) (4 pp, sha256 `b8f504c75b30cf9d`, retrieved 2026-10-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/c1008y338-datasheet.pdf)