PLY17BN2921R2A2B

Common Mode Chokes Overview

The Murata PLY17BN2921R2A2B is a two-line power line filter designed for AC mains applications. It features a nominal inductance of 2.9mH and supports a maximum continuous current of 1.2A with a voltage rating of 300V AC. The unit measures 24.50mm in length and 22.50mm in width, utilizing leaded termination for through-hole mounting. This component provides common-mode noise suppression for sensitive electronic equipment connected to AC power sources.

Common Mode Chokes Feature Summary

• Provides effective attenuation of common-mode electromagnetic interference on AC power lines
• Engineered for high reliability in automotive and industrial environments
• Constructed with robust materials suitable for direct connection to AC mains circuits

Common Mode Chokes Applications

• Automotive infotainment systems requiring clean power supply
• Industrial control units sensitive to electrical noise
• Medical equipment adhering to strict EMC standards

Common Mode Chokes Procurement Notes

Verify the specific suffix codes against official Murata documentation to ensure correct inductance and current ratings. Confirm mechanical dimensions and terminal compatibility with your PCB layout before ordering. Request updated datasheets directly from the manufacturer or authorized distributors to validate compliance with current environmental regulations and safety certifications.

Common Mode Chokes Selection Notes

Select this component when designing circuits that require significant common-mode noise reduction for AC inputs. Ensure the operating current does not exceed 1.2A to prevent saturation. Verify that the physical footprint fits within the designated enclosure space. Consider thermal management requirements if multiple units are installed in close proximity.

Common Mode Chokes Part Context

This part belongs to Murata's PLY series of power line filters, which are specialized for suppressing conducted emissions in AC power applications. The series is widely used in sectors demanding high immunity to electrical disturbances, such as automotive and medical industries. These filters complement other EMI suppression components by addressing low-frequency common-mode noise effectively.

Common Mode Chokes Replacement Considerations

Consult official Murata substitution guides for compatible alternatives. Verify that any substitute matches the 2.9mH inductance, 1.2A current rating, and 300V AC voltage specification. Ensure mechanical dimensions and terminal types are interchangeable to avoid redesigning the host circuit board.