CFULA455KF4A-B0

Description：CERM FILTER 455 KHZ
Series：CFULA
Mfr：Murata Electronics
Package：-

SKU:ebabee06bee9 Category: Ceramic Filters Brand: Murata Electronics

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Product introduction

Product Detailed Parameters

Description：CERM FILTER 455 KHZ
Series：CFULA
Mfr：Murata Electronics
Package：-
Frequency：-
Impedance：-
Bandwidth：-
Insertion Loss：-
Filter Type：-
Mounting Type：-
Package / Case：-
Size / Dimension：-
Height (Max)：-

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CFULA455KF4A-B0

Overview

The CFULA455KF4A-B0 is a ceramic bandpass filter manufactured by Murata Electronics, designed for signal conditioning applications. It operates at a center frequency of 455 kHz and belongs to the CERAFIL series. The component features high selectivity and offers excellent group delay (GDT) characteristics within its passband. It is available in various bandwidth options to suit specific circuit requirements. The device utilizes ceramic technology for robust performance.

Feature Summary

High selectivity for precise signal filtering
Excellent group delay characteristics within the passband
Available in a variety of bandwidth configurations

Applications

Signal conditioning circuits
Intermediate frequency filtering in communication systems
Amateur radio receiver front-ends

Procurement Notes

Verify the exact part number suffix against official Murata documentation to ensure correct bandwidth and package specifications. Confirm current availability status as components may be subject to end-of-life notices or supply constraints. Cross-reference with authorized distributors to validate authenticity and sourcing channels.

Selection Notes

Select this component based on the required 455 kHz center frequency and specific bandwidth needs. Ensure compatibility with the target impedance and operating temperature range. Verify that the high selectivity and GDT performance meet the system's signal integrity requirements compared to alternative filter technologies.

Part Context

This component is part of Murata's CERAFIL line of ceramic filters, which are widely used in RF and IF applications. The CFWL and CFUKF series represent other form factors within the same product family, offering through-hole and surface-mount options respectively for similar frequency ranges.