B291MB0S-T

Overview

The B291MB0S-T is a surface mount bandpass filter manufactured by Knowles Dielectric Labs, designed for signal conditioning applications. It operates at a center frequency of 29.1 GHz with a bandwidth of 3.8 GHz. The component features a 50 Ohm impedance and utilizes SMD/SMT termination types for board mounting. It is supplied in a reel package format. The device is rated for operation within a temperature range of -55°C to +125°C.

Feature Summary

• Surface mount construction for automated assembly integration
• Bandpass filtering capability centered at 29.1 GHz
• Wide operational bandwidth supporting high-frequency signal processing

Applications

• High-frequency RF signal conditioning circuits
• Microwave communication systems requiring precise frequency selection
• Test and measurement equipment operating in the Ka-band spectrum

Procurement Notes

Verify the specific datasheet version for the B291MB0S-T to confirm exact electrical tolerances and mechanical dimensions prior to design finalization. Ensure compatibility with the intended PCB layout regarding the surface mount footprint. Confirm that the reel packaging aligns with available pick-and-place equipment specifications for the production line.

Selection Notes

Select this component when a fixed center frequency of 29.1 GHz is required for bandpass filtering in microwave designs. Consider the 3.8 GHz bandwidth relative to the signal spectrum requirements. Evaluate the thermal performance limits against the expected operating environment, specifically noting the upper limit of 125°C for reliability assurance in high-temperature scenarios.

Part Context

This part belongs to the Knowles Dielectric Labs bandpass filter series, which provides passive signal conditioning solutions for radio frequency applications. These filters are engineered to isolate specific frequency bands while attenuating out-of-band signals, serving as critical components in maintaining signal integrity within complex RF architectures.

Replacement Considerations

Publicly confirmed substitute part numbers for the B291MB0S-T are not available in the provided documentation. Verify compatibility with alternative models through detailed parameter comparison if direct substitution is necessary.