# FBH1608-300Y

**Linekey** · Ferrite Beads · 0603

FBH1608-300Y from Linekey, in a 0603. 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 | 1 | passive | One terminal electrode of the 30Ω @100MHz (±25%) ferrite bead, rated 4.00A max with 0.03Ω max DCR, operating -55℃ to 125℃. |
| 2 | 2 | passive | Other terminal electrode of the 30Ω @100MHz (±25%) ferrite bead, rated 4.00A max with 0.03Ω max DCR, operating -55℃ to 125℃. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Linekey |
| Package | 0603 |
| Category | Bead/Filter/EMI Optimization |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Impedance tolerance |  | -25 |  | 25 | % |  | 1 |
| DCR Max | DCR |  |  | 0.03 | Ω |  | 4 |
| Current Max (rated current) |  |  |  | 4 | A |  | 4 |
| Operating temperature range |  | -55 |  | 125 | ℃ | Including self-temperature rise | 1 |
| Impedance (nominal) |  |  | 30 |  | Ω | Test Freq. 100 MHz | 4 |

## CAD (KiCad official)

- Symbol: `FBH1608-300Y`
- Footprint: `Inductor_SMD:L_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `fbh1608-300y-etched.step` / `fbh1608-300y-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `fbh1608-300y.step` / `fbh1608-300y.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Linekey datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225226190786560) (9 pp, sha256 `7ca0a65ff6abb7d5`, 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/fbh1608-300y-datasheet.pdf)