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BLM31KN121BH1L AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BLM31KN121BH1L product

BLM31KN121BH1L

Ferrite Beads and Chips

AEC-Q200Ferrite BeadAutomotive

The BLM31KN121BH1L is a high-current, AEC-Q200 qualified ferrite bead from Murata, optimized for automotive EMI noise suppression in 1206 packages.

Best for

  • Automotive EMI filtering
  • High-current power lines

Avoid if

  • Applications requiring low-frequency filtering below 10MHz

Check before use

  • Thermal derating at temperatures above 125°C

Key specifications

Impedance
120 Ω @ 100MHz
Rated Current
4000 mA
DC Resistance
0.009 Ω

Compliance & Environment

RoHS
Y
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8548900100.0

Application

AutomotivePower Supply

Datasheet

Murata-company-16.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BLM31KN121BH1L: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Where to Buy

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Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a chip ferrite bead designed for high-current automotive applications, providing 120Ω impedance at 100MHz.