BLM15AG102SN1D

Chip Ferrite Bead Overview

The Murata BLM15AG102SN1D is a single-line ferrite bead chip in a 0402 (1005 metric) surface-mount package. It provides an impedance of 1 kOhms at 100 MHz with a maximum DC resistance of 650 milliohms and a rated current of 300mA. The component operates within a temperature range of -55°C to 125°C and has a maximum height of 0.022 inches (0.55mm).

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression for signal lines without requiring a ground connection.
• Features a nickel barrier layer on external electrodes to ensure excellent soldering heat resistance.
• Designed to minimize resonance probability, ensuring signal integrity in high-speed applications.

Chip Ferrite Bead Applications

• EMI suppression filters for portable devices
• Noise suppression for data lines
• Prevention of errors caused by local oscillator signals in mobile phones

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm packaging and tape specifications. Ensure the selected variant matches the required impedance tolerance and current rating for the target circuit design before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component for circuits requiring compact EMI filtering where space is limited. Consider the 300mA current rating and 650 milliohm DC resistance to ensure compatibility with the power supply or signal line characteristics. Verify thermal performance within the specified operating temperature range.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLM15 series, which consists of multi-layer ferrite beads designed for GHz band noise suppression. The series is characterized by small footprints suitable for high-density PCB layouts and is widely used in consumer electronics and industrial equipment for signal integrity management.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Cross-reference impedance values at 100 MHz and 1 GHz, current ratings, and physical dimensions to ensure functional parity without redesigning the footprint.

Chip Ferrite Bead FAQ

Does the BLM15AG102SN1D require a ground connection?

No, the device does not require a ground connection, making it suitable for circuits lacking a stable ground plane.

What is the maximum operating temperature?

The maximum operating temperature is 125°C.