component
BLM15AX221SZ1D
Public Made by Adomby adom
Murata Electronics Ferrite Beads, 0402. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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BLM15AX221SZ1D
Murata Electronics · Ferrite Beads · 0402
BLM15AX221SZ1D 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 at 100 MHz (nominal, BLM15AX221SZ1D) | 220 | Ω | at 100 MHz; measuring frequency 100 MHz±1 MHz | 1 | |||
| Impedance tolerance | -25 | 25 | % | Printed as 220±25% | 1 | ||
| Impedance change after AEC-Q200 tests (Table A) | -30 | 30 | % | Table A after testing; impedance at 100 MHz | 4 | ||
| Rated current (as printed in row) | 220 | 600 | mA | Printed as '220 - 600' in the rated current column; 85°C and 125°C ambient sub-columns not separable in this text | 1 | ||
| DC resistance, initial values | 0.18 | Ω | Initial values | 1 | |||
| DC resistance, values after testing | 0.23 | Ω | Values after testing | 1 | |||
| ESD rank | 2 | kV | ESD rank 2 (2 kV), per AEC-Q200-002 | 1 | |||
| Operating temperature range | -55 | 125 | °C | Operating temperature range | 1 | ||
| Storage temperature range | -55 | 125 | °C | Storage temperature range | 1 | ||
| Standard reflow peak temperature tolerance | -3 | 3 | °C | Standard profile peak temperature 245°C±3°C | 8 | ||
| Limit reflow peak temperature | 260 | °C | Limit profile: 260°C/10 s; 2 reflow cycles | 8 |
CAD (KiCad official)
- Symbol:
BLM15AX221SZ1D - Footprint:
Inductor_SMD:L_0402_1005Metric - 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files:
blm15ax221sz1d-etched.step/blm15ax221sz1d-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);blm15ax221sz1d.step/blm15ax221sz1d.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Murata Electronics datasheet (11 pp, sha256
2bf6dac775a7741c, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).
# BLM15AX221SZ1D
**Murata Electronics** · Ferrite Beads · 0402
BLM15AX221SZ1D 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 at 100 MHz (nominal, BLM15AX221SZ1D) | | | 220 | | Ω | at 100 MHz; measuring frequency 100 MHz±1 MHz | 1 |
| Impedance tolerance | | -25 | | 25 | % | Printed as 220±25% | 1 |
| Impedance change after AEC-Q200 tests (Table A) | | -30 | | 30 | % | Table A after testing; impedance at 100 MHz | 4 |
| Rated current (as printed in row) | | 220 | | 600 | mA | Printed as '220 - 600' in the rated current column; 85°C and 125°C ambient sub-columns not separable in this text | 1 |
| DC resistance, initial values | | | | 0.18 | Ω | Initial values | 1 |
| DC resistance, values after testing | | | | 0.23 | Ω | Values after testing | 1 |
| ESD rank | | | | 2 | kV | ESD rank 2 (2 kV), per AEC-Q200-002 | 1 |
| Operating temperature range | | -55 | | 125 | °C | Operating temperature range | 1 |
| Storage temperature range | | -55 | | 125 | °C | Storage temperature range | 1 |
| Standard reflow peak temperature tolerance | | -3 | | 3 | °C | Standard profile peak temperature 245°C±3°C | 8 |
| Limit reflow peak temperature | | | | 260 | °C | Limit profile: 260°C/10 s; 2 reflow cycles | 8 |
## CAD (KiCad official)
- Symbol: `BLM15AX221SZ1D`
- Footprint: `Inductor_SMD:L_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `blm15ax221sz1d-etched.step` / `blm15ax221sz1d-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `blm15ax221sz1d.step` / `blm15ax221sz1d.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/8590419050196340736) (11 pp, sha256 `2bf6dac775a7741c`, 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/blm15ax221sz1d-datasheet.pdf)