BLM21AG151SN1D

Chip Ferrite Bead Overview

The Murata BLM21AG151SN1D is a single-line ferrite bead chip designed for electromagnetic interference suppression. It features an impedance of 150 Ohms at 100 MHz and supports a maximum rated current of 800 mA. The component has a maximum DC resistance of 100 milliohms and operates within a temperature range of -55°C to 125°C. It utilizes a 0805 (2012 metric) surface-mount package with dimensions of 2.00 mm in length, 1.25 mm in width, and a maximum height of 1.05 mm.

Chip Ferrite Bead Feature Summary

• Provides high-impedance noise attenuation for signal integrity management
• Supports high-current applications with low DC resistance
• Compatible with standard surface-mount reflow soldering processes

Chip Ferrite Bead Applications

• EMI suppression filters for general electronic circuits
• Noise filtering on power supply lines
• Signal line protection in consumer electronics

Chip Ferrite Bead Procurement Notes

Verify the complete part number including suffixes to ensure correct impedance and tolerance specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to ordering. Check manufacturer datasheets for recommended soldering profiles and storage conditions to maintain component reliability during assembly.

Chip Ferrite Bead Selection Notes

Select this component when a 150 Ohm impedance at 100 MHz is required for noise suppression. Ensure the circuit current does not exceed the 800 mA rating to prevent thermal issues. Verify that the 0805 footprint aligns with the PCB layout constraints and that the operating temperature range meets environmental demands.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM21AG series of ferrite beads. The series offers various impedance values and current ratings within the 0805 package size. These components are engineered for compact designs requiring effective high-frequency noise reduction without significant signal degradation or excessive voltage drop.

Chip Ferrite Bead FAQ

What is the impedance tolerance of the BLM21AG151SN1D?

The impedance tolerance is typically ±25% at 100 MHz.

Does this component support automotive applications?

Standard documentation indicates this specific part is not certified for automotive standards; verify specific AEC-Q200 compliance if required.