CFULB455KG1A-B0

Overview

The Murata Electronics CFULB455KG1A-B0 is a ceramic band-pass filter designed for signal conditioning applications. It operates at a center frequency of 455 kHz with a nominal impedance of 2 kOhms. The component features a bandwidth of 4.5 kHz and an insertion loss of 6 dB. It utilizes through-hole mounting technology and is packaged in bulk. The device functions within a temperature range of -20°C to +80°C.

Feature Summary

• High selectivity for narrow-band signal selection
• Excellent group delay time characteristics within the passband

Applications

• RF intermediate-frequency circuits
• Narrow-band signal selection at 455 kHz

Procurement Notes

Verify current product status as this component may be obsolete or discontinued. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing board designs requiring through-hole ceramic filters. Check for RoHS compliance documentation if required by specific manufacturing standards.

Selection Notes

Select this component when a 455 kHz center frequency with 2 kOhm impedance is required. Consider the 4.5 kHz bandwidth and 6 dB insertion loss specifications against circuit requirements. Evaluate the through-hole package type for mechanical stability needs. Verify operating temperature range suitability for the intended environment.

Part Context

This part belongs to the Murata CERAFIL series of ceramic filters, specifically designed for intermediate frequency applications. It shares functional similarities with other 455 kHz ceramic filters but offers distinct impedance and bandwidth characteristics tailored for specific RF signal processing tasks.