# LQW15DN100M00D

**Murata Electronics** · Power Inductors · 0402

LQW15DN100M00D from Murata Electronics, in a 0402. 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 | First terminal electrode of the 10 µH ±20% wire-wound chip inductor, rated 120 mA, DC resistance 4.7 Ω ±15%, self-resonant frequency 20 MHz min. |
| 2 | 2 | passive | Second terminal electrode of the 10 µH ±20% wire-wound chip inductor, rated 120 mA, DC resistance 4.7 Ω ±15%, self-resonant frequency 20 MHz min. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Murata Electronics |
| Package | 0402 |
| Category | Inductors, Coils, Chokes |
| 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 |
|---|---|---|---|---|---|---|---|
| Inductance tolerance |  | -20 |  | 20 | % |  | 1 |
| Inductance change at rated current |  | -30 |  | 30 | % | When rated current is applied | 1 |
| DC resistance tolerance |  | -15 |  | 15 | % |  | 1 |
| Self-resonant frequency |  | 20 |  |  | MHz |  | 1 |
| Rated current (based on inductance change) |  |  |  | 120 | mA | Based on inductance change (inductance within ±30%) | 1 |
| Rated current (based on temperature rise) |  |  |  | 120 | mA | Based on temperature rise (40°C max) | 1 |
| Temperature rise at rated current |  |  |  | 40 | °C | Rated current applied; self-generated heat | 2 |
| Operating temperature range |  | -40 |  | 85 | °C |  | 1 |
| Storage temperature range |  | -40 |  | 85 | °C |  | 1 |
| Inductance change after heat life |  | -10 |  | 10 | % | 85°C±2°C, rated current applied, 1000 h | 3 |
| Inductance change after cold resistance |  | -10 |  | 10 | % | -40°C±2°C, 1000 h | 3 |
| Inductance change after humidity |  | -10 |  | 10 | % | 40°C±2°C, 90% (RH) to 95% (RH), 1000 h | 3 |
| Inductance change after temperature cycle |  | -10 |  | 10 | % | -40°C to +85°C, 100 cycles | 3 |
| Reflow peak temperature (limit profile) |  |  |  | 260 | °C | Limit profile, 10 s | 6 |
| Soldering iron tip temperature (rework) |  |  |  | 350 | °C | Reworking with soldering iron | 6 |
| Nominal inductance | L |  | 10 |  | μH | Measuring frequency 10 MHz | 2 |
| DC resistance |  |  | 4.7 |  | Ω |  | 1 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | pc |  | Joint The base tape and the cover tape are seamless. Number of missing products Number of missing products within 0.1% of the number per reel or 1 pc., whichever is | 3 |

## CAD (KiCad official)

- Symbol: `LQW15DN100M00D`
- Footprint: `Inductor_SMD:L_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `lqw15dn100m00d-etched.step` / `lqw15dn100m00d-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lqw15dn100m00d.step` / `lqw15dn100m00d.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/8588918757913726976) (9 pp, sha256 `03fa740d7b2ef602`, 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/lqw15dn100m00d-datasheet.pdf)