component

BLM18BD421SN1D

Public Made by Adom

by adom

Murata Electronics Ferrite Beads, 0603. 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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BLM18BD421SN1D

Murata Electronics · Ferrite Beads · 0603

BLM18BD421SN1D 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 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 0603
Category Filters
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
Impedance Z 420 Ω at 100 MHz, catalog attribute (LCSC C113023) catalog
Tolerance -25 25 % catalog attribute (LCSC C113023) catalog
Rated current 250 mA catalog attribute (LCSC C113023) catalog

CAD (KiCad official)

  • Symbol: BLM18BD421SN1D
  • Footprint: Inductor_SMD:L_0603_1608Metric
  • 3D model: 0603 (KiCad packages3D, STEP)
  • 3D model files: blm18bd421sn1d-etched.step / blm18bd421sn1d-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); blm18bd421sn1d.step / blm18bd421sn1d.glb are the bare package body.

Provenance

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

  • Datasheet: Murata Electronics datasheet (12 pp, sha256 662fddeae58fa04f, retrieved 2026-10-17, 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