B165LA1S

Overview

The B165LA1S is a surface-mount multilayer ceramic bandpass filter manufactured by Knowles Dielectric Labs. Designed for microwave applications, it operates at a center frequency of 16.5 GHz with a bandwidth of 1 GHz and a 3 dB cutoff characteristic. The component features a 50 Ohm impedance and utilizes an SMD package configuration without leads.

Feature Summary

• Multilayer ceramic construction for selective frequency transmission
• Low insertion loss performance in a compact form factor
• High rejection characteristics outside the passband

Applications

• Microwave signal conditioning circuits
• Radio frequency front-end filtering
• Selective frequency transmission systems

Procurement Notes

Verify the specific datasheet version for precise electrical tolerances and mechanical dimensions before integration. Confirm RoHS compliance status through official manufacturer documentation. Ensure handling procedures align with surface-mount technology requirements for delicate ceramic components.

Selection Notes

Select this component for applications requiring a 16.5 GHz center frequency with a 1 GHz bandwidth. It is suitable for designs needing 50 Ohm impedance matching in a leadless surface-mount package. Evaluate thermal stability and physical footprint constraints against the compact multilayer ceramic design.

Part Context

This part belongs to the Knowles Dielectric Labs surface-mount bandpass filter series. These filters are engineered for high-performance microwave applications, offering reliable signal conditioning with low insertion loss and high out-of-band rejection in a small footprint.

Replacement Considerations

No public confirmed substitute part numbers are available.