# BLM03HD471SN1D

**Murata Electronics** · Ferrite Beads · 0201

BLM03HD471SN1D from Murata Electronics, in a 0201. 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 | Ferrite bead terminal 1 (electrode); 470 ohm ±25% at 100MHz, 1000 ohm ±40% at 1GHz, rated current 175 mA, DC resistance 1.3 ohm max. |
| 2 | 2 | passive | Ferrite bead terminal 2 (electrode); non-polarized, interchangeable with pin 1, equivalent circuit is an inductor in series with a resistor. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Murata Electronics |
| Package | 0201 |
| Category | Filters |
| Pins | 2 |

## Electrical characteristics

Limits from the LCSC catalog entry for this part (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Tolerance |  | -25 |  | 25 | % | catalog description (LCSC C88959) | catalog |
| Resistance |  |  | 1.3 |  | Ω | nominal, catalog description (LCSC C88959) | catalog |
| Operating temperature |  | -55 |  | 125 | °C | catalog description (LCSC C88959) | catalog |

## CAD (KiCad official)

- Symbol: `BLM03HD471SN1D`
- Footprint: `Inductor_SMD:L_0201_0603Metric`
- 3D model: 0201 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Murata Electronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590911319799918592) (8 pp, sha256 `8f65183897226b14`, 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/blm03hd471sn1d-datasheet.pdf)