Original Part
Alternative Part
1. SA18S10W-06 Substitution Conclusion
The SA18S10W-06 can serve as a direct and superior replacement for the original part (FMAT7463-6). Both components exhibit identical attenuation (6 dB), power handling (10 W), impedance (50 Ω), and package type (SMA In-Line Module). The SA18S10W-06, however, offers a frequency range of DC to 18 GHz, which fully covers and exceeds the original part’s upper limit of 12.4 GHz. In high‑frequency applications such as Ku‑band and above, the SA18S10W‑06 provides greater frequency‑performance margin without introducing any performance degradation within the original design bandwidth.
2. SA6S10W-06 Substitution Conclusion
The SA6S10W-06 can substitute for the original part (FMAT7463-6) only under specific conditions and with clear technical limitations. While the attenuation, power rating, impedance, and package are the same, the SA6S10W-06’s frequency range is limited to DC–6 GHz, which is significantly lower than the original part’s 12.4 GHz. If the system operates above 6 GHz (e.g., in C‑, X‑, or Ku‑band), this part cannot guarantee signal integrity and may introduce additional insertion loss or reflection. Therefore, it is suitable only for low‑frequency applications where the operating frequency does not exceed 6 GHz. Strict verification of the actual application frequency band is mandatory before substitution.
Analysis ID: 8F83-2E90000
Based on part parameters and for reference only. Not to be used for procurement or production.
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