# LQM18PN1R0MFRL

**Murata Electronics** · Inductors (SMD) · 0603

LQM18PN1R0MFRL from Murata Electronics, 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 | terminal 1 | passive | Terminal 1 is one of the two electrodes of the chip coil, labeled terminal1 in the DC resistance test setup, and the datasheet specifies no polarity or separate function for it. |
| 2 | terminal 2 | passive | Terminal 2 is the other electrode of the chip coil, labeled terminal2 in the DC resistance test setup, and the datasheet specifies no polarity or separate function for it. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Murata Electronics |
| Package | 0603 |
| Category | Inductors, Coils, Chokes |
| 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 |
|---|---|---|---|---|---|---|---|
| Inductance |  |  | 1 |  | µH | nominal, catalog attribute (LCSC C307603) | catalog |
| Tolerance |  | -20 |  | 20 | % | catalog attribute (LCSC C307603) | catalog |
| Rated current |  |  |  | 950 | mA | catalog attribute (LCSC C307603) | catalog |

## CAD (KiCad official)

- Symbol: `LQM18PN1R0MFRL`
- Footprint: `Inductor_SMD:L_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `lqm18pn1r0mfrl-etched.step` / `lqm18pn1r0mfrl-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lqm18pn1r0mfrl.step` / `lqm18pn1r0mfrl.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Murata Electronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893842593992704) (9 pp, sha256 `25036abc84ad77b2`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-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/lqm18pn1r0mfrl-datasheet.pdf)