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The B119MB1S is a surface-mount bandpass filter manufactured by Knowles Dielectric Labs, designed for signal conditioning applications. It operates with a center frequency of 11.9 GHz and provides a bandwidth of 2.7 GHz. The component features a 3 dB insertion loss and maintains a 50 Ohm impedance. It utilizes a 3-SMD, no-lead package configuration for board mounting.
Verify the specific datasheet version and RoHS compliance status directly with the manufacturer or authorized distributors before procurement. Confirm that the 3-SMD no-lead package dimensions match your PCB footprint requirements. Ensure that the operating temperature range aligns with your system's environmental specifications to guarantee reliable performance under intended conditions.
Select this component when a fixed center frequency of 11.9 GHz with a 2.7 GHz bandwidth is required for Ku-band applications. The 3 dB insertion loss specification should be evaluated against system link budget constraints. Consider the surface-mount package type for integration into compact microwave circuits requiring board-level mounting solutions.
This part belongs to the Knowles Dielectric Labs microwave product line, specifically categorized under bandpass filters for signal conditioning. It is engineered for high-frequency operations within the Ku-band spectrum, serving as a critical component in RF front-end designs where precise frequency selection and rejection of out-of-band signals are necessary.
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative models through direct consultation with the manufacturer or engineering evaluation of S-parameter data.
The center frequency is 11.9 GHz.
The bandwidth is 2.7 GHz.
The insertion loss is 3 dB.