# LQG15HS4N3S02D

**Murata Electronics** · Inductors (SMD) · 0402

LQG15HS4N3S02D 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 end electrode of the 4.3 nH (±0.3nH) chip inductor, rated 700 mA max with 0.16 Ω max DC resistance; the end nearer the polarity marking is not identified as a pin. |
| 2 | 2 | passive | Second end electrode of the 4.3 nH (±0.3nH) chip inductor, rated 700 mA max with 0.16 Ω max DC resistance and 6000 MHz min self-resonant frequency. |

## 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 | L | -0.3 | 4.3 | 0.3 | nH | Measuring frequency 100MHz; tolerance S = ±0.3nH | 2 |
| Q (min.) | Q | 8 |  |  |  |  | 2 |
| DC Resistance (max.) |  |  |  | 0.14 | Ω |  | 2 |
| Self Resonant Frequency (min.) | S.R.F | 6000 |  |  | MHz |  | 2 |
| Self temperature rise |  |  |  | 25 | °C | The rated current is applied. | 4 |
| Inductance change after vibration |  | -10 |  | 10 | % | Vibration 10Hz to 55Hz to 10Hz, 1.5mm total amplitude, 2 h in each of 3 directions | 5 |
| Inductance change after resistance to soldering heat |  | -10 |  | 10 | % | Solder temperature 270°C±5°C, immersion 10s±1s, measured after 24h±2h room condition | 5 |
| Inductance change after humidity (no load) |  | -10 |  | 10 | % | Temperature 40°C±2°C, humidity 90%(RH) to 95%(RH), time 1000h | 5 |
| Operating Temperature Range |  | -55 |  | 125 | °C |  | 1 |

## CAD (KiCad official)

- Symbol: `LQG15HS4N3S02D`
- Footprint: `Inductor_SMD:L_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `lqg15hs4n3s02d-etched.step` / `lqg15hs4n3s02d-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lqg15hs4n3s02d.step` / `lqg15hs4n3s02d.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/8588934935813611520) (11 pp, sha256 `6152dc5bf9453ed8`, 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/lqg15hs4n3s02d-datasheet.pdf)