# BLM15PD300SN1D11

**Murata Electronics** · Ferrite Beads · 0402

BLM15PD300SN1D11 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 | Terminal 1 of an unpolarised inductor or ferrite bead; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised inductor or ferrite bead; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Murata Electronics |
| Package | 0402 |
| Category | Filters |
| 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 (nominal, at 100MHz) |  |  | 30 |  | Ω | at 100MHz | 3 |
| Impedance tolerance |  | -25 |  | 25 | % | Printed 30±25% for this MPN, at 100MHz | 3 |
| Rated current at 85°C |  |  |  | 2200 | mA | Operating temperature 85°C; *1 derated with operating temperature | 3 |
| Rated current at 125°C |  |  |  | 1400 | mA | Operating temperature 125°C; *1 derated with operating temperature | 3 |
| DC resistance (initial) |  |  |  | 0.035 | Ω | Initial values | 3 |
| DC resistance (after testing) |  |  |  | 0.05 | Ω | After testing | 3 |
| Impedance change (environmental tests) |  | -30 |  | 30 | % | at 100MHz, after environmental tests | 5 |
| Impedance change (gas resistance H2S, BLM15PD) |  | -40 |  | 40 | % | H2S test: 40±2°C, 80±5% RH, 10ppm, 100h; BLM15PD | 5 |
| Operating temperature |  | -55 |  | 125 | °C |  | 3 |
| Storage temperature |  | -55 |  | 125 | °C |  | 3 |
| Warehouse storage temperature |  | -10 |  | 40 | °C | Storage before use | 10 |
| Warehouse storage humidity |  | 15 |  | 85 | %RH | Storage before use | 10 |
| Cleaning temperature |  |  |  | 60 | °C | Cleaning; 40°C max for IPA | 10 |
| Reflow peak temperature (limit profile) |  |  |  | 260 | °C | Limit soldering profile, 10s, 2 cycles | 8 |
| Soldering iron tip temperature |  |  |  | 350 | °C | Rework with soldering iron, 3s, 2 times max | 8 |
| Ultrasonic cleaning power |  |  |  | 20 | W | Ultrasonic cleaning | 10 |
| Ultrasonic cleaning frequency |  | 28 |  | 40 | kHz | Ultrasonic cleaning, 5 min max | 10 |

## CAD (KiCad official)

- Symbol: `BLM15PD300SN1D11`
- Footprint: `Inductor_SMD:L_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `blm15pd300sn1d11-etched.step` / `blm15pd300sn1d11-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `blm15pd300sn1d11.step` / `blm15pd300sn1d11.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/8757979389294321664) (11 pp, sha256 `f97878af8b79f2dc`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/blm15pd300sn1d11-datasheet.pdf)