BLM18PG330SZ1D

Chip Ferrite Bead Overview

The Murata BLM18PG330SZ1D is a single-line chip ferrite bead in a 0603 (1608 metric) surface-mount package. It provides an impedance of 33 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 3 A and features a maximum DC resistance of 25 mOhms. It operates within a temperature range of -55°C to +125°C and meets AEC-Q200 automotive qualification standards.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference suppression for power lines through high-impedance characteristics at target frequencies.
• Designed for high-current applications with a rated capacity of 3 A and low DC resistance to minimize power loss.
• Automotive-grade reliability ensured by AEC-Q200 qualification for robust performance in demanding environments.

Chip Ferrite Bead Applications

• Power supply filtering
• EMI suppression filters
• Automotive electronic circuits

Chip Ferrite Bead Procurement Notes

Verify the specific suffix 'SZ1D' against official Murata documentation to confirm the exact impedance value, tolerance, and packaging configuration. Ensure that the selected variant matches the required 3 A current rating and 33 Ohm impedance specifications for the intended circuit design before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a 0603 footprint is required for power line noise reduction. The choice depends on matching the 33 Ohm impedance profile at 100 MHz and ensuring the 3 A current handling capability aligns with the system's operational requirements while maintaining compliance with automotive quality standards.

Chip Ferrite Bead Part Context

This part belongs to the BLM18 series of multi-layer ferrite beads manufactured by Murata Electronics. These components are engineered for compact EMI suppression in space-constrained designs. The BLM18 series offers various impedance values and current ratings to suit different power distribution network needs across consumer and industrial electronics.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other Murata BLM18 series parts with identical 33 Ohm impedance and 3 A current ratings, such as BLM18PG330SN1D, provided the package and electrical parameters match exactly.