# L2SC3356WT1G

**LRC** · Bipolar (BJT) · SC-70-3

L2SC3356WT1G from LRC, in a SC-70-3. 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 | BASE | input | Base of the NPN transistor; VEBO max 3.0 V relative to emitter. |
| 2 | EMITTER | passive | Emitter of the NPN transistor; Emitter to Base Voltage VEBO is limited to 3.0 V. |
| 3 | COLLECTOR | passive | Collector of the NPN transistor; VCBO 20 V, VCEO 12 V and IC 100 mA absolute maximum. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| Package | SC-70-3 |
| 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 |
|---|---|---|---|---|---|---|---|
| DC Current Gain | hFE | 82 | 170 | 270 |  | VCE = 3 V, IC = 10 mA | 1 |
| Feed-Back Capacitance | Cre |  | 0.55 | 1 | pF | VCB = 10 V, IE = 0, f = 1.0 MHz | 1 |
| Noise Figure | NF |  | 1.1 | 2 | dB | VCE = 10 V, IC = 7 mA, f = 1.0 GHz | 1 |
| Collector to Base Voltage | VCBO |  |  | 20 | V |  | 1 |
| Collector to Emitter Voltage | VCEO |  |  | 12 | V |  | 1 |
| Emitter to Base Voltage | VEBO |  |  | 3 | V |  | 1 |
| Collector Current | IC |  |  | 100 | mA |  | 1 |
| Total Power Dissipation | PT |  |  | 150 | mW |  | 1 |
| Junction Temperature | Tj |  |  | 150 | C |  | 1 |
| Storage Temperature | Tstg | -65 |  | 150 | C |  | 1 |
| Collector Cutoff Current | ICBO |  | 1 |  | A | VCB = 10 V, IE = 0 | 1 |
| Emitter Cutoff Current | IEBO |  | 1 |  | A | VEB = 1.0 V, IC = 0 | 1 |
| Gain Bandwidth Product | fT |  | 7 |  | GHz | VCE = 10 V, IC = 20 mA | 1 |
| Insertion Power Gain | S21e2 |  | 11.5 |  | dB | VCE = 10 V, IC = 20 mA, f = 1.0 GHz | 1 |

## CAD (KiCad official)

- Symbol: `L2SC3356WT1G`
- Footprint: `Package_TO_SOT_SMD:SOT-323_SC-70`
- 3D model: SC-70-3 (KiCad packages3D, STEP)
- 3D model files: `l2sc3356wt1g-etched.step` / `l2sc3356wt1g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l2sc3356wt1g.step` / `l2sc3356wt1g.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [LRC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881295233048576) (4 pp, sha256 `48177d3673bf161b`, retrieved 2026-10-09, 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/l2sc3356wt1g-datasheet.pdf)