What are the key electrical specs?

It provides 120 Ω impedance at 100 MHz, supports 3.5 A rated current at 85°C, and has a maximum DC resistance of 0.02 Ω.

What should be considered during PCB design?

Ensure the component is placed in the sideways direction relative to mechanical stress and avoid mounting near screw holes to prevent board deflection damage.

What are the soldering requirements?

The component is suitable for reflow and flow soldering. Use rosin-based flux and Sn-3.0Ag-0.5Cu solder, ensuring solder volume is within 1/3T to T (chip thickness).

What should sourcing teams check before buying BLM31PG121SN1L?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: low; readiness: easy.

What is the pinout of BLM31PG121SN1L?

Use the BLM31PG121SN1L datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about BLM31PG121SN1L pinout to locate pins, power rails, and interface signals before layout.

BLM31PG121SN1L Datasheet, Specs, Alternatives & ECAD | Murata Manufacturing Co., Ltd.

AI summary

The BLM31PG121SN1L is a high-current chip ferrite bead for DC power line noise suppression.

Best for

DC power line filtering
High-current noise suppression

Avoid if

Signal lines requiring high-frequency signal integrity
Applications exceeding 125°C

Check before use

Thermal derating curve
PCB layout stress

Key specifications

Impedance: 120 Ω @ 100 MHz
Rated Current: 3.5 A (85°C)
DC Resistance: 0.02 Ω max
Package: 1206

Compliance & Environment

RoHS: Y
REACH: nan
MSL: nan
ECCN: EAR99
HTSUS: 8548900100.0

Application

Power FilteringIndustrial Electronics

Datasheet

Murata-company-16.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BLM31PG121SN1L: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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Where to Buy

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Alternative components

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

Design and risk insights

Questions & answers

It is a Murata chip ferrite bead designed for noise suppression in DC power lines, featuring a 1206 package size.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the BLM31PG121SN1L?+×

What are the key electrical specs?+×

What should be considered during PCB design?+×

What are the soldering requirements?+×

What should sourcing teams check before buying BLM31PG121SN1L?+×

What is the pinout of BLM31PG121SN1L?+×