B145LB1S-T

Overview

The B145LB1S-T is a surface mount bandpass filter manufactured by Knowles Dielectric Labs, designed for signal conditioning applications. It operates at a center frequency of 14.5 GHz with a bandwidth of 800 MHz. The component features an insertion loss of 3.5 dB and maintains a system impedance of 50 Ohms. It supports a wide operating temperature range from -55°C to +125°C and utilizes SMD/SMT termination for board mounting.

Feature Summary

• Provides selective frequency filtering within the microwave spectrum
• Supports high-temperature operational environments
• Enables compact integration via surface mount technology

Applications

• Microwave communication systems
• Signal conditioning circuits
• RF front-end modules

Procurement Notes

Verify the specific datasheet version and RoHS compliance status directly with the manufacturer or authorized distributor before procurement. Confirm that the surface mount package dimensions match the target PCB footprint design requirements. Ensure supply chain sources are authorized to guarantee component authenticity and traceability for critical RF applications.

Selection Notes

Select this component when a fixed 14.5 GHz center frequency with 800 MHz bandwidth is required. The 3.5 dB insertion loss specification must align with system link budget constraints. Verify compatibility with 50 Ohm system impedance and ensure the operating temperature range meets environmental specifications.

Part Context

This part belongs to the Knowles Dielectric Labs bandpass filter series, which specializes in passive RF components. These filters are engineered for precision signal conditioning in high-frequency applications. The product line emphasizes reliability and consistent performance across varying thermal conditions for industrial and commercial use.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.