B210LA0S

Overview

The B210LA0S is a surface mount bandpass filter manufactured by Knowles Dielectric Labs, designed for signal conditioning applications. It operates at a center frequency of 21.0 GHz with a bandwidth of 1 GHz. The component features a 50 Ohm impedance and utilizes an SMD/SMT termination type for board mounting. It is rated for operation within a temperature range of -55°C to +125°C. The physical dimensions are 11.43 mm in length, 4.318 mm in width, and 2.36 mm in height.

Feature Summary

• Surface mount construction for automated PCB assembly
• Bandpass filtering capability centered at 21.0 GHz
• Operates reliably across extended industrial temperature ranges

Applications

• Wireless communication systems requiring 21 GHz signal selection
• Test and measurement equipment operating in the K-band
• Radar subsystems utilizing surface mount bandpass filters

Procurement Notes

Verify the specific datasheet revision and mechanical drawings prior to integration. Confirm that the 50 Ohm impedance matches the system design requirements. Ensure the footprint dimensions align with the PCB layout constraints. Check for any RoHS compliance documentation if required by the manufacturing process.

Selection Notes

Select this component when a fixed 21.0 GHz center frequency is required. Consider the 1 GHz bandwidth relative to the signal spectrum needs. Evaluate the thermal performance against the maximum operating temperature of +125°C. Compare the physical size against available board space limitations.

Part Context

This part belongs to the bandpass filter product line from Knowles Dielectric Labs. It serves as a signal conditioning element for high-frequency RF circuits. The series includes various center frequencies tailored for different microwave applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.