LCAT1000-09 Replacement: SA18H-09, FMAT1013

Original Part

LCAT1000-09

L-com

RF Attenuators 9dB 0 Hz ~ 6 GHz 50 Ohms 2W SMA In-Line Module

Alternative Part

SA18H-09

Fairview Microwave

RF Attenuators 9dB 0 Hz ~ 18 GHz 50 Ohms 2W SMA In-Line Module

FMAT1013

Fairview Microwave

RF Attenuators 9dB 0 Hz ~ 6 GHz 50 Ohms 2W SMA In-Line Module

1. SA18H-09 Substitution Conclusion The SA18H-09 is a fully viable and performance-enhanced substitute. It maintains complete consistency with the original part (LCAT1000-09) in all core parameters (9 dB attenuation, 50 Ω impedance, 2 W power handling, and interface type). The key differentiator is its extended frequency range of 0-18 GHz, which significantly surpasses the original part's 0-6 GHz range. The SA18H-09 can sustain superior performance and signal integrity in RF systems operating up to 18 GHz, offering greater design margin. This constitutes a "drop-in" upgrade, meeting all existing application requirements while providing headroom for potential future system upgrades.

2. FMAT1013 Substitution Conclusion The FMAT1013 is a direct, functionally equivalent alternative. It is identical to the original part (LCAT1000-09) in all critical electrical parameters (9 dB attenuation, 0-6 GHz frequency range, 50 Ω impedance, 2 W power) and physical form factor (SMA In-Line Module), enabling seamless replacement in terms of both electrical performance and mechanical installation. Any primary differences likely reside in the manufacturer, brand, or non-critical mechanical dimensions (such as the minor length variation noted in the description). These variations do not impact its fundamental functionality or usability in RF links operating at or below 6 GHz.

Analysis ID: 4EE1-29DF000

Based on part parameters and for reference only. Not to be used for procurement or production.