CDBKB455KCLY13-R0

Overview

The CDBKB455KCLY13-R0 is a ceramic signal conditioning filter manufactured by Murata Electronics under the CERAFIL series. It operates at a center frequency of 455 kHz with a bandwidth of 13 kHz. The component utilizes surface-mount device (SMD/SMT) termination for board mounting and functions within an operating temperature range of -20°C to +80°C. This specific part number identifies a 455kHz Center Discriminator Ceramic Filter.

Feature Summary

• Center discriminator functionality for AM radio intermediate frequency applications
• CERAFIL ceramic construction for stable signal conditioning
• Surface-mount package design for automated assembly

Applications

• AM radio receiver circuits
• Intermediate frequency filtering in broadcast receivers
• Signal conditioning in consumer audio electronics

Procurement Notes

Verify current availability status as this component may be discontinued or subject to limited supply. Confirm exact pinout and mechanical dimensions against the official datasheet before finalizing PCB layout. Ensure compatibility with existing reflow soldering profiles for SMD components. Check for RoHS compliance documentation if required by target market regulations.

Selection Notes

Select this component when a 455 kHz center frequency with 13 kHz bandwidth is required for AM detection stages. Compare impedance characteristics and insertion loss against alternative filters in the CDB series. Ensure the SMD footprint matches the designed circuit board space constraints. Consider thermal stability requirements within the specified -20°C to +80°C operational range.

Part Context

This component belongs to Murata's CERAFIL line of ceramic filters, specifically designed for fixed-frequency signal processing. The CDB series typically offers compact solutions for intermediate frequency applications in communication devices. These filters replace discrete LC networks to save space and improve consistency in mass-produced electronic equipment.