Original Part
Alternative Part
1. 53AS105-K30N3 Substitution Conclusion
From an electrical performance perspective, the 53AS105-K30N3 is a fully viable substitute for the original part SA6N5WA-30. Both parts share identical core specifications: 30dB attenuation, 5W power handling, 50-ohm impedance, and an N-type interface. The key difference lies in the frequency range. The 53AS105-K30N3 covers 0-10 GHz, which completely encompasses and exceeds the original part's 0-6 GHz range.
For applications operating within the original design's 6 GHz limit, the substitute not only meets all requirements but may also offer improved performance margins. Its extended high-frequency capability (6-10 GHz) can result in superior attenuation flatness and Voltage Standing Wave Ratio (VSWR) characteristics within the operational band. This qualifies it as an upward-compatible replacement.
Prior to implementation, it is only necessary to verify that the mechanical dimensions and interface specifications are fully compatible.
2. SA18N5WA-30 Substitution Conclusion
The SA18N5WA-30 is also a fully acceptable substitute for the original SA6N5WA-30 and represents an option with even greater performance headroom. Being from the same brand (Fairview Microwave), it shares identical attenuation, power rating, impedance, and interface specifications. Its frequency range, however, is significantly broader at 0-18 GHz, far exceeding the original's 6 GHz upper limit.
This component utilizes internal circuit design and materials optimized for higher frequencies. When operated below 6 GHz, it typically ensures excellent stability and performance consistency. For applications at or below 6 GHz and within the 5W power limit, this part is a safe and high-performance alternative. As with any substitution, verification of mechanical dimensional compatibility is required.
Analysis ID: FF3E-EB88000
Based on part parameters and for reference only. Not to be used for procurement or production.
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