Original Part
Alternative Part
1. FMAT1010 Substitution Conclusion
From a core electrical parameter perspective, the FMAT1010 is a qualified substitute for the LCAT1002-03. Both parts are identical in key specifications: attenuation value (3dB), impedance (50Ω), power handling (2W), and interface type (SMA In-Line Module). This ensures direct functional compatibility. The primary difference lies in the frequency range. The FMAT1010 extends the upper limit from 3GHz to 6GHz. Within the original design band of 0-3GHz, its performance is equivalent or superior to the Original Part. This substitution not only meets current requirements but also provides headroom for potential future system frequency upgrades, making it an equivalent or upgraded replacement with performance margin.
2. FMAT7466-3 Substitution Conclusion
The FMAT7466-3 can serve as a high-performance alternative to the LCAT1002-03. It matches the original part exactly in critical parameters—attenuation, impedance, power rating, and interface—guaranteeing that basic functionality remains unaffected after substitution. The most significant technical difference is its substantially extended frequency range, reaching 12GHz, which far exceeds the original part's 3GHz design requirement. Within the original application band (0-3GHz), its electrical performance will fully cover and potentially exceed that of the original. However, this comes at the cost of paying for unused frequency capability (3-12GHz), which may involve additional expense and potentially higher-grade materials. This represents an "over-spec" yet electrically compatible substitution choice.
Analysis ID: 7338-5406000
Based on part parameters and for reference only. Not to be used for procurement or production.
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