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SEMS-4051-SPDT-SMA is listed in the RF Switches range at ChipApex. The manufacturer field lists Fairview Microwave. Its product description is EM RELAY SWITCH 18 GHZ 12 V SMA. Review the specifications below when checking this part for your BOM.
RF Switches specifications for SEMS-4051-SPDT-SMA
- Description：EM RELAY SWITCH 18 GHZ 12 V SMA
- Series：-
- Mfr：Fairview Microwave
- Package：Bulk
- Product Status：Active
- RF Type：General Purpose
- Topology：-
- Circuit：SPDT
- Frequency Range：0Hz ~ 18GHz
- Isolation：80dB
- Insertion Loss：0.2dB
- Test Frequency：18GHz
- Impedance：50Ohm
- Voltage - Supply：10.2V ~ 13V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Chassis Mount
- Package / Case：-
- P1dB：-
- IIP3：-
- Features：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
RF Switches datasheet and documents for SEMS-4051-SPDT-SMA
RF Switches Overview
The SEMS-4051-SPDT-SMA is an SPDT failsafe electro-mechanical relay switch manufactured by Fairview Microwave. It operates from DC to 18 GHz with SMA connectors. The device supports up to 240W power and 12V coil voltage. Key electrical parameters include a VSWR of 1.9:1, insertion loss of 0.8 dB, and isolation of 50 dB. It features solder pin termination and non-illuminated indicators.
RF Switches Feature Summary
- SPDT failsafe configuration for reliable signal routing
- Electro-mechanical relay technology for high power handling
- Wide frequency range covering DC to 18 GHz
- Solder pin termination for secure PCB integration
RF Switches Applications
- RF signal switching in test and measurement equipment
- Telecommunications infrastructure signal routing
- Aerospace and defense radar systems
- Automotive testing applications requiring high power switching
RF Switches Procurement Notes
Verify the specific datasheet version and manufacturer documentation before procurement. Confirm that the SMA connector gender and solder pin orientation match your PCB layout requirements. Ensure the 12V coil voltage specification aligns with your system's power supply capabilities. Check for any recent updates to the failsafe logic or power ratings in official Fairview Microwave publications.
RF Switches Selection Notes
Select this component when a failsafe SPDT switching solution is required for frequencies up to 18 GHz. Consider the 240W power handling capability for high-power RF applications. Verify compatibility with SMA interface standards and ensure the 12V control voltage is available. Evaluate the insertion loss and isolation specifications against system performance requirements.
RF Switches Part Context
This part belongs to Fairview Microwave's SEMS series of coaxial switches. It is designed as an electro-mechanical relay switch offering robust performance in demanding RF environments. The SMA interface ensures compatibility with standard microwave components. The failsafe feature provides a defined state upon power loss, enhancing system reliability.
RF Switches Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. Consult Fairview Microwave directly for potential cross-reference options or updated model equivalents.
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