# SRT30L45DC-R

**YFW** · Schottky Diodes · TO-263

SRT30L45DC-R from YFW, in a TO-263. 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 | A1 | passive | Anode of first Schottky diode leg (PIN 1), rated 15 A per leg, 45 V reverse voltage. |
| 2 | K | passive | Common cathode of both diode legs (PIN 2, center pin, also connected to the tab), 45 V VRRM. |
| 3 | A2 | passive | Anode of second Schottky diode leg (PIN 3), rated 15 A per leg, 45 V reverse voltage. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | YFW |
| Package | TO-263 |
| Category | Diodes |
| Pins | 3 |

## CAD (KiCad official)

- Symbol: `SRT30L45DC-R`
- Footprint: `Package_TO_SOT_SMD:TO-263-2`
- 3D model: TO-263 (KiCad packages3D, STEP)
- 3D model files: `srt30l45dc-r-etched.step` / `srt30l45dc-r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `srt30l45dc-r.step` / `srt30l45dc-r.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [YFW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603166549595742208) (4 pp, sha256 `7947f931f1be071d`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (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/srt30l45dc-r-datasheet.pdf)