Original Part
Alternative Part
1. LCAT1002-06 Substitution Conclusion
The LCAT1002-06 matches the original FMAT1012 exactly in attenuation value (6 dB), power handling (2 W), impedance (50 Ω), and package (SMA in‑line module). However, its frequency range is limited to 0 Hz–3 GHz, whereas the original part supports 0 Hz–6 GHz. This is a critical limitation: if the application involves signals above 3 GHz (e.g., in 5G, radar, or high‑speed communication systems), the LCAT1002‑06 may fail to deliver stable and accurate attenuation performance, potentially causing signal distortion, increased insertion loss, or degraded system performance. Therefore, the LCAT1002‑06 is suitable only as a direct replacement in low‑frequency environments (≤3 GHz). It is not viable for full‑band (0–6 GHz) applications, and the actual operating frequency requirements must be carefully evaluated.
2. LCAT1000-06 Substitution Conclusion
The LCAT1000-06 fully aligns with the original FMAT1012 in all key technical parameters: attenuation (6 dB), frequency range (0 Hz–6 GHz), power rating (2 W), impedance (50 Ω), and package (SMA in‑line module). There are no substantive differences. In terms of electrical performance—such as bandwidth, power handling, and impedance matching—as well as mechanical compatibility (SMA interface), the LCAT1000‑06 can directly replace the original part without introducing additional signal‑attenuation errors or system‑mismatch risks. Although the manufacturers differ (L‑com versus Fairview Microwave), the equivalence in technical specifications ensures that the LCAT1000‑06 can be regarded as a reliable, drop‑in substitute for the vast majority of RF applications.
Analysis ID: 3680-60E4000
Based on part parameters and for reference only. Not to be used for procurement or production.
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