B190MB1S

Overview

The B190MB1S is a surface-mount bandpass filter manufactured by Knowles Dielectric Labs. It operates at a center frequency of 19.0 GHz with a bandwidth of 1.0 GHz. The component features a 50 Ohm impedance and an insertion loss of 3.25 dB. Designed for board mounting, it utilizes a three-terminal SMD package without leads. The device supports an operating temperature range from -55°C to +125°C.

Feature Summary

• Surface-mount construction for automated PCB assembly
• High-frequency signal conditioning capability
• Robust thermal stability across wide temperature ranges

Applications

• Wireless communication systems
• Microwave instrumentation
• Test and measurement equipment

Procurement Notes

Verify the specific datasheet version for the B190MB1S to confirm current manufacturing status and compliance details. Ensure that the receiving facility has appropriate handling procedures for sensitive RF components. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity before finalizing procurement orders.

Selection Notes

Select this component when a fixed 19 GHz center frequency is required for signal filtering applications. The 1 GHz bandwidth defines the passband characteristics suitable for specific microwave channels. Consider the 3.25 dB insertion loss impact on system gain budgets during circuit design integration.

Part Context

This component belongs to the DLI Bandpass series of RF filters. These devices are engineered for high-reliability applications requiring precise frequency selection in the microwave spectrum. The product line emphasizes compact form factors and stable electrical performance under varying environmental conditions.

Replacement Considerations

No public substitute part numbers are confirmed for this specific model.